Prof. Dr. Axel-Cyrille Ngonga Ngomo | DICE Research Group

Prof. Dr. Axel-Cyrille Ngonga Ngomo | DICE Research Group
← Go back
Profile page
Prof. Dr.
Axel-Cyrille Ngonga Ngomo
Head
Email
axel.ngonga@upb.de
Matrix (Chat)
@ngonga:chat.dice-research.org
Phone
+49 5251 601761
Fax
+49 5251 603436
Office
F1.225
Projects
BDE
Big Data Europe
DIESEL
Distributed Search in Large Enterprise Data
embeddings.cc
Universal Knowledge Graph Embeddings
ENEXA
Efficient Explainable Learning on Knowledge Graphs
GEISER
Von Sensordaten zu internetbasierten Geo-Services
GeoKnow
Making the Web an Exploratory for Geospatial Knowledge
HOBBIT
Holistic Benchmarking of Big Linked Data
LinkingLOD
Interlinking knowledge bases
LOLA
An Open-Source Massively Multilingual Large Language Model
OPAL
Portal zur Nutzung offener Daten (Open Data Portal Germany)
Open Traffic Detection
Open Traffic Detection
QAMEL
Question Answering on Mobil Devices
SAGE
Semantic Geospatial Analytics
SAIL
Sustainable Life-cycle of Intelligent Socio-Technical Systems
SAKE
With RDF and Machine Learning Getting Results Faster
SCMS
Semantic Content Management Systems
SLIPO
Scalable Linking of Integration of Big POI Data
Publications
PBFF-KG: A FAIR Knowledge Graph Towards Sustainable Design of Plant-Based Fermented Foods
By
Amgad Abdulmaqsod, Reda Ihtassine, Caroline Pénicaud, Anne Saint-Eve, Lucia Brisset, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
Proceedings of FOODSIM'2026
2026
, #inproceedings
BibTeX
ELEVATE-ID: Extending Large Language Models for End-to-End Entity Linking Evaluation in Indonesian
By
Ria Hari Gusmita, Asep Fajar Firmansyah, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
Data & Knowledge Engineering
2026
, #article
BibTeX
DOI
Can You Tell the Difference? Contrastive Explanations for ABox Entailments
By
Patrick Koopmann, Yasir Mahmood, Axel-Cyrille Ngonga Ngomo, Balram Tiwari
Proceedings of the AAAI Conference on Artificial Intelligence
2026
, #article
BibTeX
DOI
A Simplex Approach to Synthetic Knowledge Graph Generation
By
Ana Alexandra Morim da Silva, Atul Bhopalsing Pundir, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of the ACM Web Conference 2026 (WWW '26), April 13--17, 2026, Dubai, United Arab Emirates
2026
, #inproceedings
BibTeX
DOI
TIM: Tiered Iterative Knowledge Graph Matching
By
Alexander Becker, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
The Semantic Web – 23rd European Semantic Web Conference, ESWC 2026, Dubrovnik , Croatia, May 10-14, 2026, Proceedings
2026
, #inproceedings
BibTeX
CONEL: Contrastive Neural Link Discovery Leveraging Literal Similarities
By
Alexander Becker, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
The Semantic Web – 23rd European Semantic Web Conference, ESWC 2026, Dubrovnik , Croatia, May 10-14, 2026, Proceedings
2026
, #inproceedings
BibTeX
Document-level Relation Extraction using Reinforcement Learning with Knowledge Graph Feedback
By
Manzoor Ali, Hammada M. Zahera, Muhammad Saleem, Yasir Mahmood, Rene Speck, Hashim Khan, Axel-Cyrille Ngonga Ngomo
The Semantic Web – 23rd European Semantic Web Conference, ESWC 2026, Dubrovnik , Croatia, May 10-14, 2026, Proceedings
2026
, #inproceedings
BibTeX
Neural Reasoning for Robust Instance Retrieval in SHOIQ
By
Louis Mozart Kamdem Teyou, Luke Friedrichs, N'Dah Jean Kouagou, Caglar Demir, Yasir Mahmood, Stefan Heindorf, Axel-Cyrille Ngonga Ngomo
Proceedings of the Knowledge Capture Conference 2025 (K-CAP '25)
2025
, #inproceedings
BibTeX
DOI
Contextual Augmentation for Entity Linking using Large Language Models
By
Daniel Vollmers, Hamada M. Zahera, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
COLING 2025
2025
, #article
BibTeX
Explainable Benchmarking through the Lense of Concept Learning
By
Quannian Zhang, Michael Röder, Nikit Srivastava, N'Dah Jean Kouagou, Axel-Cyrille Ngonga Ngomo
Proceedings of the 13th Knowledge Capture Conference 2025
2025
, #inproceedings
PDF
BibTeX
Presentation
NL2LS: LLM-based Automatic Linking of Knowledge Graphs
By
Reda Ihtassine, Asep Fajar Firmansyah, Nikit Srivastava, Manzoor Ali, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
Proceedings of the 12th Knowledge Capture Conference 2025, K-CAP 2025, The Thirteenth International Conference on Knowledge Capture, December 10 - 12, 2025, Dayton, Ohio, USA
2025
, #inproceedings
BibTeX
DOI
Tree-Based OWL Class Expression Learner over Large Graphs
By
Caglar Demir, Moshood Yekini, Michael Röder, Yasir Mahmood, Axel-Cyrille Ngonga Ngomo
Machine Learning and Knowledge Discovery in Databases. Research Track
2025
, #inproceedings
PDF
BibTeX
DOI
Link Prediction Under Non-targeted Attacks: Do Soft Labels Always Help?
By
Adel Memariani, Michael Röder, Arnab Sharma, Caglar Demir, Axel-Cyrille Ngonga Ngomo
The Semantic Web - ISWC 2025 - 24th International Semantic Web Conference, Nara, Japan, November 2-6, 2025, Proceedings, Part I
2025
, #inproceedings
BibTeX
Presentation
Parameter Averaging in Link Prediction
By
Rupesh Sapkota, Caglar Demir, Arnab Sharma, Axel-Cyrille Ngonga Ngomo
Proceedings of the Knowledge Capture Conference 2025 (K-CAP '25)
2025
, #inproceedings
BibTeX
DOI
TIM Results for OAEI 2025
By
Alexander Becker, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
OM 2025: The 20th International Workshop on Ontology Matching collocated with the 24th International Semantic Web Conference(ISWC 2025), November 2nd, 2025, Nara, Japan
2025
, #inproceedings
BibTeX
Dung's Argumentation Framework: Unveiling the Expressive Power with
Inconsistent Databases
By
Yasir Mahmood, Markus Hecher, Axel-Cyrille Ngonga Ngomo
AAAI-25, Sponsored by the Association for the Advancement of Artificial
Intelligence, February 25 - March 4, 2025, Philadelphia, PA, USA
2025
, #inproceedings
BibTeX
DOI
ANTS: Abstractive Entity Summarization in Knowledge Graphs
By
Asep Fajar Firmansyah, Hamada M. Zahera, Mohamed Ahmed Sherif, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
The Semantic Web – 22nd International Conference, ESWC 2025, Portoroz, Slovenia, June 1-5, 2025, Proceedings
2025
, #inproceedings
BibTeX
DOI
Presentation
Video
Fact Checking Knowledge Graphs - A Survey
By
Umair Qudus, Michael Röder, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
ACM Comput. Surv.
2025
, #article
PDF
BibTeX
DOI
Ontolearn---A Framework for Large-scale OWL Class Expression Learning in Python
By
Caglar Demir, Alkid Baci, N'Dah Jean Kouagou, Leonie Nora Sieger, Stefan Heindorf, Simon Bin, Lukas Blübaum, Alexander Bigerl, Axel-Cyrille Ngonga Ngomo
Journal of Machine Learning Research, JMLR
2025
, #article
BibTeX
Evaluating Approximate Nearest Neighbour Search Systems on Knowledge Graph Embeddings
By
Gaurav Pandit, Michael Röder, Axel-Cyrille Ngonga Ngomo
Semantic Web – 22nd International Conference, ESWC 2025, Portoroz, Slovenia, June 1-5, 2025, Proceedings
2025
, #inproceedings
PDF
BibTeX
DOI
Presentation
Video
GLIDE: Knowledge Graph Linking using Distance-Aware Embeddings
By
Alexander Becker, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
The Semantic Web -- ISWC 2025
2025
, #inproceedings
PDF
BibTeX
Evaluation of Entity and Relation Linking for Question Answering over Knowledge Graphs
By
Daniel Vollmers, René Speck, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
Proceedings of the 12th Knowledge Capture Conference 2025, K-CAP 2025, The Thirteenth International Conference on Knowledge Capture, December 10 - 12, 2025, Dayton, Ohio, USA
2025
, #inproceedings
BibTeX
Multilingual Relation Extraction: A Survey
By
Manzoor Ali, René Speck, Hamada M. Zahera, Muhammad Saleem, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
IEEE Access
2025
, #article
BibTeX
DOI
Benchmarking Knowledge Editing using Logical Rules
By
Tatiana Moteu Ngoli, N'Dah Jean Kouagou, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2025
2025
, #inproceedings
PDF
BibTeX
Efficient Updates for Worst-Case Optimal Join Triple Stores
By
Alexander Bigerl, Liss Heidrich, Nikolaos Karalis, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2025
2025
, #inproceedings
PDF
BibTeX
LOLA - An Open-Source Massively Multilingual Large Language Model
By
Nikit Srivastava, Denis Kuchelev, Tatiana Moteu Ngoli, Kshitij Shetty, Michael Röder, Hamada M. Zahera, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Proceedings of the 31st International Conference on Computational Linguistics, COLING 2025, Abu Dhabi, UAE, January 19-24, 2025
2025
, #inproceedings
PDF
BibTeX
FaVEL: Fact Validation Ensemble Learning
By
Umair Qudus, Franck Lionel Tatkeu Pekarou, Ana Alexandra Morim da Silva, Michael Röder, Axel-Cyrille Ngonga Ngomo
Knowledge Engineering and Knowledge Management - 24th International Conference, EKAW 2024, Amsterdam, The Netherlands, November 26-28, 2024, Proceedings
2024
, #inproceedings
PDF
BibTeX
DOI
Presentation
ROCES: Robust Class Expression Synthesis in Description Logics via Iterative Sampling
By
N'Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Proceedings of the Thirty-Third International Joint Conference on
Artificial Intelligence, IJCAI-24
2024
, #inproceedings
BibTeX
AutoCL: AutoML for Concept Learning
By
Jiayi Li, Sheetal Satheesh, Stefan Heindorf, Diego Moussallem, René Speck, Axel-Cyrille Ngonga Ngomo
Explainable Artificial Intelligence
2024
, #inproceedings
BibTeX
IndEL: Indonesian Entity Linking Benchmark Dataset for General and Specific Domains
By
Ria Hari Gusmita, Muhammad Faruq, Diego Mousallem, Axel-Cyrille Ngonga Ngomo
NLDB
2024
, #inproceedings
BibTeX
Evaluating Negation with Multi-way Joins Accelerates Class Expression Learning
By
Nikolaos Karalis, Alexander Bigerl, Caglar Demir, Liss Heidrich, Axel-Cyrille Ngonga Ngomo
Machine Learning and Knowledge Discovery in Databases. Research Track - European Conference, ECML PKDD 2024, Vilnius, Lithuania, September 9-13, 2024, Proceedings, Part VI
2024
, #inproceedings
BibTeX
DOI
Efficient Evaluation of Conjunctive Regular Path Queries Using Multi-way Joins
By
Nikolaos Karalis, Alexander Bigerl, Liss Heidrich, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
ESWC
2024
, #inproceedings
BibTeX
Error Analysis of Multilingual Language Models in Machine Translation: A Case Study of English-Amharic Translation
By
Hizkiel Mitiku Alemayehu, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing
2024
, #inproceedings
BibTeX
Inference over Unseen Entities, Relations and Literals on Knowledge Graphs
By
Caglar Demir, N'Dah Jean Kouagou, Arnab Sharma, Axel-Cyrille Ngonga Ngomo
ECAI Workshops
2024
, #inproceedings
BibTeX
Enhancing Relation Extraction Through Augmented Data: Large Language Models Unleashed
By
Manzoor Ali, Muhammad Sohail Nisar, Muhammad Saleem, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
NLDB24
2024
, #inproceedings
BibTeX
Benchmarking Low-Resource Machine Translation Systems
By
Ana Silva, Nikit Srivastava, Tatiana Moteu Ngoli, Michael Röder, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Proceedings of the The Seventh Workshop on Technologies for Machine Translation of Low-Resource Languages (LoResMT 2024)
2024
, #inproceedings
PDF
BibTeX
DOI
Presentation
Universal Knowledge Graph Embeddings
By
N'Dah Jean Kouagou, Caglar Demir, Hamada M. Zahera, Adrian Wilke, Stefan Heindorf, Jiayi Li, Axel-Cyrille Ngonga Ngomo
Companion Proceedings of the ACM on Web Conference 2024
2024
, #inproceedings
BibTeX
DOI
Embedding Knowledge Graphs in Degenerate Clifford Algebras
By
Louis Mozart Kamdem Teyou, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Proceedings of the 27TH EUROPEAN CONFERENCE ON ARTIFICIAL INTELLIGENCE
2024
, #inproceedings
BibTeX
MST5 -- Multilingual Question Answering over Knowledge Graphs
By
Nikit Srivastava, Mengshi Ma, Daniel Vollmers, Hamada Zahera, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
To appear
2024
, #article
BibTeX
Enhancing Answers Verbalization using Large Language Models
By
Daniel Vollmers, Parth Sharma, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
SEMANTiCS2024
2024
, #inproceedings
BibTeX
ExPrompt: Augmenting Prompts Using Examples as Modern Baseline for Stance Classification
By
Umair Qudus, Michael Röder, Daniel Vollmers, Axel-Cyrille Ngonga Ngomo
Conference on Information and Knowledge Management -- CIKM 2024
2024
, #inproceedings
PDF
BibTeX
Presentation
BLINK: Blank Node Matching Using Embeddings
By
Alexander Becker, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2024
2024
, #inproceedings
PDF
BibTeX
DOI
Presentation
Embedding Knowledge Graphs in Function Spaces
By
Louis Mozart Kamdem Teyou, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management
2024
, #inproceedings
BibTeX
UniQ-Gen: Unified Query Generation across Multiple Knowledge Graphs
By
Daniel Vollmers, Nikit Srivastava, Hamada M. Zahera, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
EKAW 2024
2024
, #inproceedings
BibTeX
Generating SPARQL from Natural Language Using Chain-of-Thoughts Prompting
By
Hamada M. Zahera, Manzoor Ali, Mohamed Ahmed Sherif, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Knowledge Graphs in the Age of Language Models and Neuro-Symbolic AI - Proceedings of the 20th International Conference on Semantic Systems (SEMANTiCS), 17-19 September 2024, Amsterdam, The Netherlands
2024
, #inproceedings
BibTeX
DOI
Computing Repairs Under Functional and Inclusion Dependencies via
Argumentation
By
Yasir Mahmood, Jonni Virtema, Timon Barlag, Axel-Cyrille Ngonga Ngomo
Foundations of Information and Knowledge Systems - 13th International
Symposium, FoIKS 2024, Sheffield, UK, Proceedings
2024
, #inproceedings
BibTeX
Document reRanking using GAT-Cross Encoder
By
Daniel Vollmers, Manzoor Ali, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
To appear
2024
, #article
BibTeX
ESLM: Improving Entity Summarization by Leveraging Language Models
By
Asep Fajar Firmansyah, Diego Mousallem, Axel-Cyrille Ngonga Ngomo
The Semantic Web
2024
, #inproceedings
BibTeX
DOI
Presentation
Video
Neural Class Expression Synthesis (Extended Abstract)
By
N'Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
NeSy 2023, 17th International Workshop on Neural-Symbolic Learning and Reasoning, Certosa di Pontignano, Siena,
Italy
2023
, #inproceedings
BibTeX
Using Pre-trained Language Models for Abstractive DBPEDIA Summarization: A Comparative Study
By
Hamada M. Zahera, Fedor Vitiugin, Mohamed Ahmed Sherif, Carlos Castillo, Axel-Cyrille Ngonga Ngomo
SEMANTiCS
2023
, #inproceedings
PDF
BibTeX
A Topic Model for the Data Web
By
Michael Röder, Denis Kuchelev, Axel-Cyrille Ngonga Ngomo
Knowledge Graphs and Semantic Web
2023
, #inproceedings
PDF
BibTeX
DOI
Presentation
LauNuts: A Knowledge Graph to identify and compare geographic regions in the European Union
By
Adrian Wilke, Axel-Cyrille Ngonga Ngomo
The Semantic Web (ESWC 2023)
2023
, #inproceedings
PDF
BibTeX
Subproject B2: Configuration and Evaluation
By
Jonas Manuel Hanselle, Eyke Hüllermeier, Felix Mohr, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif, Alexander Tornede, Marcel Dominik Wever
On-The-Fly Computing -- Individualized IT-services in dynamic markets
2023
, #inbook
BibTeX
DOI
Lingua Franca - Entity-Aware Machine Translation Approach for Question Answering over Knowledge Graphs
By
Nikit Srivastava, Aleksandr Perevalov, Denis Kuchelev, Diego Moussallem, Axel-Cyrille Ngonga Ngomo, Andreas Both
Proceedings of the 12th Knowledge Capture Conference 2023, K-CAP 2023, Pensacola, FL, USA, December 5-7, 2023
2023
, #inproceedings
BibTeX
Learning Permutation-Invariant Embeddings for Description Logic Concepts
By
Caglar Demir, Axel-Cyrille Ngonga Ngomo
Advances in Intelligent Data Analysis XXI: 21st International Symposium on Intelligent Data Analysis, IDA 2023, Louvain-la-Neuve, Belgium, April 12--14, 2023, Proceedings
2023
, #inproceedings
BibTeX
Unsupervised Relation Extraction with Sentence level Distributional Semantics
By
Manzoor Ali, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
ICSC
2023
, #inproceedings
PDF
BibTeX
IngridKG: A FAIR Knowledge Graph of Graffiti
By
Mohamed Ahmed Sherif, Ana Alexandra Morim da Silva, Svetlana Pestryakova, Abdullah Fathi Ahmed, Sven Niemann, Axel-Cyrille Ngonga Ngomo
Scientific Data
2023
, #article
PDF
BibTeX
IndQNER: Named Entity Recognition Benchmark Dataset from the Indonesian Translation of the Quran
By
Ria Hari Gusmita, Asep Fajar Firmansyah, Diego Mousallem, Axel-Cyrille Ngonga Ngomo
Proceedings of 28th International Conference on Applications of Natural Language to Information Systems, NLDB
2023
, #inproceedings
BibTeX
DOI
Neuro-Symbolic Class Expression Learning
By
Caglar Demir, Axel-Cyrille Ngonga Ngomo
The 32nd International Joint Conference on Artificial Intelligence, IJCAI 2023
2023
, #inproceedings
BibTeX
RELD: A Knowledge Graph of Relation Extraction Datasets
By
Manzoor Ali, Muhammad Saleem, Diego Moussallem, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
ESWC
2023
, #inproceedings
PDF
BibTeX
Neural Class Expression Synthesis in ALCHIQ(D)
By
N'Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Machine Learning and Knowledge Discovery in Databases
2023
, #inproceedings
BibTeX
TEMPORALFC: A Temporal Fact Checking approach over Knowledge Graphs
By
Umair Qudus, Michael Röder, Sabrina Kirrane, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2023
2023
, #inproceedings
PDF
BibTeX
DOI
Presentation
Video
COBALT: A Content-Based Similarity Approach for Link Discovery over Geospatial Knowledge Graphs
By
Alexander Becker, Abdullah Ahmed, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
SEMANTiCS
2023
, #inproceedings
PDF
BibTeX
Neural Class Expression Synthesis
By
N'Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
The Semantic Web - 20th International Conference, ESWC 2023, Hersonissos, Crete, Greece, May 28 - June 1, 2023, Proceedings
2023
, #inproceedings
BibTeX
Explainable Integration of Knowledge Graphs using Large Language Models
By
Abdullah Fathi Ahmed, Asep Fajar Firmansyah, Mohamed Ahmed Sherif, Diego Mousallem, Axel-Cyrille Ngonga Ngomo
Proceedings of 28th International Conference on Applications of Natural Language to Information Systems, NLDB
2023
, #inproceedings
BibTeX
DOI
Presentation
REDFM: a Filtered and Multilingual Relation Extraction Dataset
By
Pere-Lluís Huguet Cabot, Simone Tedeschi, Axel-Cyrille Ngonga Ngomo, Roberto Navigli
Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)
2023
, #inproceedings
BibTeX
DOI
NELLIE: Never-Ending Linking for Linked Open Data
By
Abdullah Fathi Ahmed, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
IEEE ACCESS
2023
, #inproceedings
PDF
BibTeX
DOI
Clifford Embeddings – A Generalized Approach for Embedding in Normed Algebras
By
Caglar Demir, Axel-Cyrille Ngonga Ngomo
European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, ECML PKDD 2023
2023
, #inproceedings
BibTeX
Native Execution of GraphQL Queries over RDF Graphs Using Multi-way Joins
By
Nikolaos Karalis, Alexander Bigerl, Axel-Cyrille Ngonga Ngomo
SEMANTiCS
2023
, #inproceedings
PDF
BibTeX
Tab2Onto: Unsupervised Semantification with Knowledge Graph Embeddings
By
Hamada M. Zahera, Stefan Heindorf, Stefan Balke, Jonas Haupt, Martin Voigt, Carolin Walter, Fabian Witter, Axel-Cyrille Ngonga Ngomo
ESWC
2022
, #inproceedings
PDF
BibTeX
CausalQA: A Benchmark for Causal Question Answering
By
Alexander Bondarenko, Magdalena Wolska, Stefan Heindorf, Lukas Blübaum, Axel-Cyrille Ngonga Ngomo, Benno Stein, Pavel Braslavski, Matthias Hagen, Martin Potthast
COLING
2022
, #inproceedings
PDF
BibTeX
Hardware-agnostic computation for large-scale knowledge graph embeddings
By
Caglar Demir, Axel-Cyrille Ngonga Ngomo
Software Impacts
2022
, #article
PDF
BibTeX
CovidPubGraph: A FAIR Knowledge Graph of COVID-19 Publications
By
Svetlana Pestryakova, Daniel Vollmers, Mohamed Ahmed Sherif, Stefan Heindorf, Muhammad Saleem, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Scientific Data
2022
, #article
PDF
BibTeX
HybridFC: A Hybrid Fact-Checking Approach for Knowledge Graphs
By
Umair Qudus, Michael Röder, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2022
2022
, #inproceedings
PDF
BibTeX
DOI
Presentation
Video
Hashing the Hypertrie: Space- and Time-Efficient Indexing for SPARQL in Tensors
By
Alexander Bigerl, Lixi Conrads, Charlotte Behning, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2022
2022
, #inproceedings
PDF
BibTeX
EvoLearner: Learning Description Logics with Evolutionary Algorithms
By
Stefan Heindorf, Lukas Blübaum, Nick D\usterhus, Till Werner, Varun Golani Nandkumar, Caglar Demir, Axel-Cyrille Ngonga Ngomo
WWW
2022
, #inproceedings
PDF
BibTeX
DOI
REBench: Microbenchmarking Framework for Relation Extraction Systems
By
Manzoor Ali, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
ISWC
2022
, #inproceedings
PDF
BibTeX
MultPAX: Keyphrase Extraction using Language Models and Knowledge Graphs
By
Hamada M. Zahera, Daniel Vollmers, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
ISWC
2022
, #inproceedings
PDF
BibTeX
ADAGIO - Automated Data Augmentation of Knowledge Graphs Using Multi-expression Learning
By
Kevin Dreßler, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Proceedings of the 33rd ACM Conference on Hypertext and Hypermedia
2022
, #inproceedings
PDF
BibTeX
DOI
SynthG: Mimicking RDF Graphs Using Tensor Factorization
By
Abdelmoneim Amer Desouki, Felix Conrads, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC)
2021
, #inproceedings
PDF
BibTeX
DOI
Presentation
Convolutional Hypercomplex Embeddings for Link Prediction
By
Caglar Demir, Diego Moussallem, Stefan Heindorf, Axel-Cyrille Ngonga Ngomo
Asian Conference on Machine Learning
2021
, #inproceedings
PDF
BibTeX
Convolutional Complex Knowledge Graph Embeddings
By
Caglar Demir, Axel-Cyrille Ngonga Ngomo
Eighteenth Extended Semantic Web Conference - Research Track
2021
, #inproceedings
PDF
BibTeX
I-AID: Identifying Actionable Information from Disaster-related Tweets
By
Hamada M. Zahera, Rricha Jalota, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
IEEE Open Access
2021
, #inproceedings
PDF
BibTeX
Drift Detection in Text Data with Document Embeddings
By
Robert Feldhans, Adrian Wilke, Stefan Heindorf, Mohammad Hossein Shaker, Barbara Hammer, Axel-Cyrille Ngonga Ngomo, Eyke Hüllermeier
Intelligent Data Engineering and Automated Learning -- IDEAL 2021
2021
, #inproceedings
PDF
BibTeX
ASSET: A Semi-supervised Approach for Entity Typing in Knowledge Graphs
By
Hamada M. Zahera, Stefan Heindorf, Axel-Cyrille Ngonga Ngomo
K-CAP 2021: Knowledge Capture Conference
2021
, #inproceedings
PDF
BibTeX
DOI
An empirical evaluation of cost-based federated SPARQL query processing engines
By
Umair Qudus, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, Young-koo Lee
Semantic Web
2021
, #article
PDF
BibTeX
DOI
LEMMING -- Example-based Mimicking of Knowledge Graphs
By
Michael Röder, Pham Thuy Sy Nguyen, Felix Conrads, Ana Alexandra Morim da Silva, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC)
2021
, #inproceedings
PDF
BibTeX
DOI
Presentation
Using Compositional Embeddings for Fact Checking
By
Ana Alexandra Morim da Silva, Michael Röder, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2021
2021
, #inproceedings
PDF
BibTeX
Presentation
GATES: Using Graph Attention Networks for Entity Summarization
By
Asep Fajar Firmansyah, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
K-CAP '21: Proceedings of the 11th Knowledge Capture Conference
2021
, #inproceedings
BibTeX
DOI
Presentation
Video
Knowledge Graph Question Answering using Graph-Pattern Isomorphism
By
Daniel Vollmers, Rricha Jalota, Diego Moussallem, Hardik Topiwala, Axel-Cyrille Ngonga Ngomo, Ricardo Usbeck
SEMANTiCS 2021
2021
, #article
PDF
BibTeX
LAUREN - Knowledge Graph Summarization for Question Answering
By
Rricha Jalota, Daniel Vollmers, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC 2021)
2021
, #inproceedings
PDF
BibTeX
ORCA -- a Benchmark for Data Web Crawlers
By
Michael Röder, Geraldo de Souza Jr., Denis Kuchelev, Abdelmoneim Amer Desouki, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC)
2021
, #inproceedings
PDF
BibTeX
DOI
Presentation
Multilingual Verbalization and Summarization for Explainable Link Discovery
By
Abdullah Fathi Ahmed, Mohamed Ahmed Sherif, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Data & Knowledge Engineering
2021
, #article
PDF
BibTeX
DOI
LIMES - A Framework for Link Discovery on the Semantic Web
By
Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif, Kleanthi Georgala, Mofeed Hassan, Kevin Dreßler, Klaus Lyko, Daniel Obraczka, Tommaso Soru
KI - Künstliche Intelligenz, German Journal of Artificial Intelligence - Organ des Fachbereichs "Künstliche Intelligenz" der Gesellschaft für Informatik e.V.
2021
, #article
PDF
BibTeX
DOI
Twitter Network Mimicking for Data Storage Benchmarking
By
René Speck, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC)
2021
, #inproceedings
PDF
BibTeX
Unsupervised relation extraction using sentence encoding
By
Manzoor Ali, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
ESWC2021 Poster and Demo Track
2021
, #inproceedings
PDF
BibTeX
A shallow neural model for relation prediction
By
Caglar Demir, Diego Moussallem, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC 2021)
2021
, #inproceedings
PDF
BibTeX
Applying Grammar-based Compression to RDF
By
Michael Röder, Philip Frerk, Felix Conrads, Axel-Cyrille Ngonga Ngomo
Eighteenth Extended Semantic Web Conference - Research Track
2021
, #inproceedings
PDF
BibTeX
Presentation
When is the Peak Performance Reached? An Analysis of RDF Triple Stores
By
Hashim Khan, Manzoor Ali, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem
SEMANTiCS 2021
2021
, #inproceedings
PDF
BibTeX
DOI
Efficient RDF Knowledge Graph Partitioning Using Querying Workload
By
Adnan Akhter, Muhammad Saleem, Alexander Bigerl, Axel-Cyrille Ngonga Ngomo
Proceedings of the 11th on Knowledge Capture Conference
2021
, #inproceedings
PDF
BibTeX
DOI
Relicensing Combined Datasets
By
Adrian Wilke, Arwa Bannoura, Axel-Cyrille Ngonga Ngomo
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC 2021)
2021
, #inproceedings
PDF
BibTeX
Storage, indexing, query processing, and benchmarking in centralized and distributed rdf engines: A survey
By
Waqas Ali, Muhammad Saleem, Bin Yao, Aidan Hogan, Axel-Cyrille Ngonga Ngomo
arXiv preprint arXiv:2009.10331
2020
, #article
PDF
BibTeX
A Physical Embedding Model for Knowledge Graphs
By
Caglar Demir, Axel-Cyrille Ngonga Ngomo
Semantic Technology
2020
, #inproceedings
PDF
BibTeX
Squirrel - Crawling RDF Knowledge Graphs on the Web
By
Michael Röder, Geraldo de Souza Jr, Axel-Cyrille Ngonga Ngomo
The Semantic Web - ISWC 2020 - 19th International Semantic Web Conference,
Athens, Greece, November 2-6, 2020, Proceedings, Part II
2020
, #inproceedings
BibTeX
DOI
Presentation
Video
Revealing Secrets in SPARQL Session Level
By
Xinyue Zhang, Meng Wang, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, Guilin Qi, Haofen Wang
International Semantic Web Conference
2020
, #inproceedings
PDF
BibTeX
CauseNet: Towards a Causality Graph Extracted from the Web
By
Stefan Heindorf, Yan Scholten, Henning Wachsmuth, Axel-Cyrille Ngonga Ngomo, Martin Potthast
CIKM
2020
, #inproceedings
PDF
BibTeX
DOI
LIGER -- Link Discovery with Partial Recall
By
Kleanthi Georgala, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Proceedings of Ontology Matching Workshop 2020
2020
, #inproceedings
PDF
BibTeX
A General Benchmarking Framework for Text Generation
By
Diego Moussallem, Paramjot Kaur, Thiago Ferreira, Chris van der Lee, Anastasia Shimorina, Felix Conrads, Michael Röder, René Speck, Claire Gardent, Simon Mille, Nikolai Ilinykh, Axel-Cyrille Ngonga Ngomo
Proceedings of the 3rd International Workshop on Natural Language Generation from the Semantic Web (WebNLG+)
2020
, #inproceedings
PDF
BibTeX
Generating Explanations in Natural Language from Knowledge Graphs
By
Diego Moussallem, René Speck, Axel-Cyrille Ngonga Ngomo
Knowledge Graphs for eXplainable Artificial Intelligence: Foundations, Applications and Challenges
2020
, #article
BibTeX
HOBBIT: A platform for benchmarking Big Linked Data
By
Michael Röder, Denis Kuchelev, Axel-Cyrille Ngonga Ngomo
Data Science
2020
, #article
PDF
BibTeX
DOI
LIGON -- Link Discovery with Noisy Oracles
By
Mohamed Ahmed Sherif, Kevin Dreßler, Axel-Cyrille Ngonga Ngomo
Proceedings of Ontology Matching Workshop 2020
2020
, #inproceedings
PDF
BibTeX
Applying edge-counting semantic similarities to Link Discovery: Scalability and Accuracy
By
Kleanthi Georgala, Michael Röder, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Proceedings of Ontology Matching Workshop 2020
2020
, #inproceedings
PDF
BibTeX
Presentation
Tentris -- A Tensor-Based Triple Store
By
Alexander Bigerl, Lixi Conrads, Charlotte Behning, Mohamed Ahmed Sherif, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2020
2020
, #inproceedings
PDF
BibTeX
NABU - Multilingual Graph-Based Neural RDF Verbalizer
By
Diego Moussallem, Dwaraknath Gnaneshwar, Thiago Castro Ferreira, Axel-Cyrille Ngonga Ngomo
The Semantic Web - ISWC 2020 - 19th International Semantic Web Conference, Athens, Greece, November 2-6, 2020, Proceedings, Part I
2020
, #inproceedings
BibTeX
Benchmarking knowledge graphs on the web
By
Michael Röder, Mohamed Ahmed Sherif, Muhammad Saleem, Felix Conrads, Axel-Cyrille Ngonga Ngomo
arXiv preprint arXiv:2002.06039
2020
, #article
PDF
BibTeX
Benchmarking the Lifecycle of Knowledge Graphs
By
Michael Röder, Mohamed Ahmed Sherif, Muhammad Saleem, Felix Conrads, Axel-Cyrille Ngonga Ngomo
Knowledge Graphs for eXplainable Artificial Intelligence: Foundations, Applications and Challenges
2020
, #inbook
PDF
BibTeX
A Holistic Natural Language Generation Framework for the Semantic Web
By
Axel-Cyrille Ngonga Ngomo, Diego Moussallem, Lorenz Bühman
Proceedings of the International Conference Recent Advances in Natural Language Processing
2019
, #inproceedings
BibTeX
How Representative is a SPARQL Benchmark? An Analysis of RDF Triplestore Benchmarks
By
Muhammad Saleem, Gábor Szárnyas, Felix Conrads, Syed Ahmad Chan Bukhari, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo
TheWebConf19 (WWW2019)
2019
, #inproceedings
PDF
BibTeX
QPPDs: Querying Property Paths over Distributed RDF Datasets
By
Qaiser Mehmood, Muhammad Saleem, Ratnesh Sahay, Axel-Cyrille Ngonga Ngomo, Mathieu D'Aquin
IEEE ACCESS
2019
, #inproceedings
PDF
BibTeX
Ranking on Very Large Knowledge Graphs
By
Abdelmoneim Amer Desouki, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of the 30th ACM Conference on Hypertext and Social Media
2019
, #inproceedings
PDF
BibTeX
COPAAL -- An Interface for Explaining Facts using Corroborative Paths
By
Zafar Habeeb Syed, Nikit Srivastava, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of the ISWC 2019 Satellite Tracks (Posters & Demonstrations, Industry, and Outrageous Ideas)
2019
, #inproceedings
PDF
BibTeX
Microbenchmarks for Question AnsweringSystems Using QaldGen
By
Qaiser Mehmood, Abhishek Nadgeri, Muhammad Saleem, Kuldeep Singh, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
Demo at ISWC
2019
, #inproceedings
PDF
BibTeX
Benchmarking Question Answering Systems
By
Ricardo Usbeck, Michael Röder, Michael Hoffmann, Felix Conrads, Jonathan Huthmann, Axel-Cyrille Ngonga Ngomo, Christian Demmler, Christina Unger
Semantic Web
2019
, #article
PDF
BibTeX
DOI
Jointly Learning from Social Media and Environmental Data for Typhoon Intensity Prediction
By
Hamada M. Zahera, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
K-CAP 2019: Knowledge Capture Conference
2019
, #inproceedings
PDF
BibTeX
Unsupervised Discovery of Corroborative Paths for Fact Validation
By
Zafar Habeeb Syed, Michael Röder, Axel-Cyrille Ngonga Ngomo
The Semantic Web -- ISWC 2019
2019
, #inproceedings
PDF
BibTeX
DOI
Presentation
LimesWebUI -- Link Discovery Made Simple
By
Mohamed Ahmed Sherif, Svetlana Pestryakova, Kevin Dreßler, Axel-Cyrille Ngonga Ngomo
18th International Semantic Web Conference (ISWC 2019)
2019
, #inproceedings
PDF
BibTeX
An Approach for Ex-Post-Facto Analysis of Knowledge Graph-Driven Chatbots -- the DBpedia Chatbot
By
Rricha Jalota, Priyansh Trivedi, Gaurav Maheshwari, Axel-Cyrille Ngonga Ngomo, Ricardo Usbeck
International Workshop on Chatbot Research and Design
2019
, #article
PDF
BibTeX
Qaldgen: Towards microbenchmarking of question answering systems over knowledge graphs
By
Kuldeep Singh, Muhammad Saleem, Abhishek Nadgeri, Felix Conrads, Jeff Z Pan, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
International Semantic Web Conference
2019
, #inproceedings
PDF
BibTeX
LSVS: Link Specification Verbalization and Summarization
By
Abdullah Fathi Ahmed, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
24th International Conference on Applications of Natural Language to Information Systems (NLDB 2019)
2019
, #inproceedings
PDF
BibTeX
QUANT - Question Answering Benchmark Curator
By
Ria Hari Gusmita, Rricha Jalota, Daniel Vollmers, Jan Reineke, Axel-Cyrille Ngonga Ngomo, Ricardo Usbeck
Semantic Systems. The Power of AI and Knowledge Graphs
2019
, #inproceedings
PDF
BibTeX
DOI
Utilizing Knowledge Graphs for Neural Machine TranslationAugmentation
By
Diego Moussallem, Axel-Cyrille Ngonga Ngomo, Paul Buitelaar, Mihael Arcan
K-CAP 2019: Knowledge Capture Conference
2019
, #inproceedings
PDF
BibTeX
Semantic Web for Machine Translation: Challenges and Directions
By
Diego Moussallem, Matthias Wauer, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference
2019
, #inproceedings
PDF
BibTeX
Finding Datasets in Publications: The University of Paderborn Approach
By
Rricha Jalota, Nikit Srivastava, Daniel Vollmers, René Speck, Michael Röder, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
Rich Search and Discovery for Research Datasets
2019
, #incollection
BibTeX
Do your Resources Sound Similar? On the Impact of Using Phonetic Similarity in Link Discovery
By
Abdullah Fathi Ahmed, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
K-CAP 2019: Knowledge Capture Conference
2019
, #inproceedings
PDF
BibTeX
THOTH: Neural Translation and Enrichment of Knowledge Graphs
By
Diego Moussallem, Tommaso Soru, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference
2019
, #inproceedings
PDF
BibTeX
DOI
Dragon: Decision Tree Learning for Link Discovery.
By
Daniel Obraczka, Axel-Cyrille Ngonga Ngomo
ICWE
2019
, #inproceedings
PDF
BibTeX
Big POI data integration with Linked Data technologies
By
Spiros Athanasiou, Giannopoulos Giorgos, Graux Damien, Karagiannakis Nikos, Lehmann Jens, Axel-Cyrille Ngonga Ngomo, Patroumpas Kostas, Mohamed Ahmed Sherif, Dimitrios Skoutas
International Conference on Extending Database Technology 2019, EDBT19
2019
, #inproceedings
PDF
BibTeX
Generating SPARQL Query Containment Benchmarks using the SQCFramework
By
Muhammad Saleem, Qaiser Mehmood, Claus Stadler, Jens Lehmann, Axel-Cyrille Ngonga Ngomo
ISWC 2018 Poster and Demos
2018
, #inproceedings
PDF
BibTeX
Dynamic Planning for Link Discovery
By
Kleanthi Georgala, Daniel Obraczka, Axel-Cyrille Ngonga Ngomo
The Semantic Web, ESWC 2018, Lecture Notes in Computer Science
2018
, #inproceedings
PDF
BibTeX
Leopard --- a Baseline Approach to Attribute Prediction and Validation for Knowledge Graph Population
By
René Speck, Axel-Cyrille Ngonga Ngomo
Web Semantics: Science, Services and Agents on the World Wide Web
2018
, #article
PDF
BibTeX
DOI
Where is my URI?
By
Andre Valdestilhas, Tommaso Soru, Markus Nentwig, Edgard Marx, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
European Semantic Web Conference
2018
, #inproceedings
PDF
BibTeX
Towards a Semantic Message-driven Microservice Platform for Geospatial
and Sensor Data
By
Matthias Wauer, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Proceedings of the 3rd International Workshop on Geospatial Linked
Data and the 2nd Workshop on Querying the Web of Data co-located with
15th Extended Semantic Web Conference (ESWC 2018), Heraklion, Greece,
June 3, 2018
2018
, #inproceedings
PDF
BibTeX
LIdioms: A Multilingual Linked Idioms Data Set
By
Diego Moussallem, Mohamed Ahmed Sherif, Diego Esteves, Marcos Zampieri, Axel-Cyrille Ngonga Ngomo
The 11th edition of the Language Resources and Evaluation Conference, 7-12 May 2018, Miyazaki (Japan)
2018
, #inproceedings
PDF
BibTeX
Entity Linking in 40 Languages using MAG
By
Diego Moussallem, Ricardo Usbeck, Michael Röder, Axel-Cyrille Ngonga Ngomo
The Semantic Web, ESWC 2018, Lecture Notes in Computer Science
2018
, #inproceedings
PDF
BibTeX
RDF2PT: Generating Brazilian Portuguese Texts from RDF Data
By
Diego Moussallem, Marcos Zampieri Thiago Castro Ferreira, Maria Claudia Cavalcanti, Geraldo Xexéo, Mariana Neves, Axel-Cyrille Ngonga Ngomo
The 11th edition of the Language Resources and Evaluation Conference, 7-12 May 2018, Miyazaki (Japan)
2018
, #inproceedings
PDF
BibTeX
An Empirical Evaluation of RDF Graph Partitioning Techniques
By
Adnan Akhter, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem
21st International Conference on Knowledge Engineering and Knowledge Management
2018
, #inproceedings
PDF
BibTeX
On Extracting Relations using Distributional Semantics and a Tree Generalization
By
René Speck, Axel-Cyrille Ngonga Ngomo
Proceedings of The 21th International Conference on Knowledge Engineering and Knowledge Management (EKAW'2018)
2018
, #inproceedings
PDF
BibTeX
On the Effect of Geometries Simplification on Geo-spatial Link Discovery
By
Abdullah Fathi Ahmed, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
SEMANTiCS 2018 - Research Track
2018
, #inproceedings
PDF
BibTeX
9th Challenge on Question Answering over Linked Data (QALD-9) (invited paper)
By
Ricardo Usbeck, Ria Hari Gusmita, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem
Joint proceedings of the 4th Workshop on Semantic Deep Learning (SemDeep-4) and NLIWoD4: Natural Language Interfaces for the Web of Data (NLIWOD-4) and 9th Question Answering over Linked Data challenge (QALD-9) co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, California, United States of America, October 8th - 9th, 2018.
2018
, #inproceedings
PDF
BibTeX
Machine Translation using Semantic Web Technologies: A Survey
By
Diego Moussallem, Matthias Wauer, Axel-Cyrille Ngonga Ngomo
Journal of Web Semantics
2018
, #article
PDF
BibTeX
DOI
RADON2: A buffered-Intersection Matrix Computing Approach To Accelerate Link Discovery Over Geo-Spatial RDF Knowledge Bases (OAEI2018 Results)
By
Abdullah Fathi Ahmed, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Proceedings of Ontology Matching Workshop 2018
2018
, #inproceedings
PDF
BibTeX
Extending LargeRDFBench for Multi-Source Data at Scale for SPARQL Endpoint Federation
By
Ali Hasnainb, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, Dietrich Rebholz-Schuhmann
ISWC Satellite, SSWS
2018
, #inproceedings
PDF
BibTeX
8th Challenge on Question Answering over Linked Data (QALD-8)
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Felix Conrads, Michael Röder, Giulio Napolitano
Joint proceedings of the 4th Workshop on Semantic Deep Learning (SemDeep-4) and NLIWoD4: Natural Language Interfaces for the Web of Data (NLIWOD-4) and 9th Question Answering over Linked Data challenge (QALD-9) co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, California, United States of America, October 8th - 9th, 2018.
2018
, #inproceedings
PDF
BibTeX
BENGAL: An Automatic Benchmark Generator for Entity Recognition and Linking
By
Axel-Cyrille Ngonga Ngomo, Michael Röder, Diego Moussallem, Ricardo Usbeck, René Speck
Proceedings of the 11th International Conference on Natural Language Generation, Tilburg University, The Netherlands, November 5-8, 2018
2018
, #inproceedings
PDF
BibTeX
DOI
Efficiently Pinpointing SPARQL Query Containments
By
Claus Stadler, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
18th International Conference on Web Engineering (ICWE2018)
2018
, #inproceedings
PDF
BibTeX
CostFed: Cost-Based Query Optimization for SPARQL Endpoint Federation
By
Muhammad Saleem, Alexander Potocki, Tommaso Soru, Olaf Hartig, Axel-Cyrille Ngonga Ngomo
Semantics
2018
, #inproceedings
PDF
BibTeX
FactCheck: Validating RDF Triples Using Textual Evidence
By
Zafar Habeeb Syed, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of the 27th ACM International Conference on Information and Knowledge Management
2018
, #inproceedings
PDF
BibTeX
DOI
Enhancing Community Interactions with Data-Driven Chatbots-The DBpedia Chatbot
By
Ram G. Athreya, Axel-Cyrille Ngonga Ngomo, Ricardo Usbeck
Companion of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018
2018
, #inproceedings
PDF
BibTeX
DOI
GERBIL - Benchmarking Named Entity Recognition and Linking consistently
By
Michael Röder, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
Semantic Web
2018
, #article
PDF
BibTeX
DOI
Introducing the HOBBIT platform into the Ontology Alignment Evaluation Campaign
By
Ernesto Jiménez-Ruiz, Tzanina Saveta, Ondřej Zamazal, Sven Hertling, Michael Röder, Irini Fundulaki, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif, Amina Annane, Zohra Bellahsene, Sadok Ben Yahia, Gayo Diallo, Daniel Faria, Marouen Kachroudi, Abderrahmane Khiat, Patrick Lambrix, Huanyu Li, Maximilian Mackeprang, Majid Mohammadi, Maciej Rybinski, Booma Sowkarthiga Balasubramani, Cassia Trojahn
Proceedings of the Ontology Matching Workshop 2018
2018
, #inproceedings
PDF
BibTeX
SQCFramework: Generating SPARQL Query Containment Benchmarks using the SQCFramework
By
Muhammad Saleem, Claus Stadler, Qaiser Mehmood, Jens Lehmann, Axel-Cyrille Ngonga Ngomo
Demo at ISWC
2018
, #inproceedings
PDF
BibTeX
A Decentralized Architecture for SPARQL Query Processing and RDF Sharing: A Position Paper
By
Edgard Marx, Muhammad Saleem, Ioanna Lytra, Axel-Cyrille Ngonga Ngomo
Semantic Computing (ICSC), 2018 IEEE 12th International Conference on
2018
, #inproceedings
PDF
BibTeX
Open Knowledge Extraction Challenge 2018
By
René Speck, Michael Röder, Felix Conrads, Hyndavi Rebba, Catherine Camilla Romiyo, Gurudevi Salakki, Rutuja Suryawanshi, Danish Ahmed, Nikit Srivastava, Mohit Mahajan, Axel-Cyrille Ngonga Ngomo
Semantic Web Evaluation Challenge
2018
, #inproceedings
PDF
BibTeX
MOCHA2018: The Mighty Storage Challenge at ESWC 2018
By
Kleanthi Georgala, Mirko Spasić, Milos Jovanovik, Vassilis Papakonstantinou, Claus Stadler, Michael Röder, Axel-Cyrille Ngonga Ngomo
Semantic Web Evaluation Challenges
2018
, #inproceedings
PDF
BibTeX
The Scalable Question Answering Over Linked Data (SQA) Challenge 2018
By
Giulio Napolitano, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
Semantic Web Challenges - 5th SemWebEval Challenge at ESWC 2018, Heraklion, Greece, June 3-7, 2018, Revised Selected Papers
2018
, #inproceedings
PDF
BibTeX
DOI
Characterizing Mention Mismatching Problems for Improving Recognition Results
By
Jean Carlos Oliveira de Abreu, Renato Fileto, Axel-Cyrille Ngonga Ngomo, Michael Röder, Matthias Wittwer, Horacio Saggion
Proceedings of the 19th International Conference on Information Integration and Web-Based Applications & Services
2017
, #inproceedings
PDF
BibTeX
DOI
A Systematic Survey of Point Set Distance Measures for Link Discovery
By
Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Semantic Web Journal
2017
, #article
PDF
BibTeX
An Evaluation of SPARQL Federation Engines Over Multiple Endpoints
By
Muhammad Saleem, Yasar Khan, Ali Hasnain, Ivan Ermilov, Axel-Cyrille Ngonga Ngomo
Technical report
2017
, #article
PDF
BibTeX
CEDAL: Time-efficient Detection of Erroneous Links in Large-scale Link Repositories
By
Andre Valdestilhas, Tommaso Soru, Axel-Cyrille Ngonga Ngomo
Proceedings of the International Conference on Web Intelligence
2017
, #inproceedings
PDF
BibTeX
DOI
RADON - Rapid Discovery of Topological Relations
By
Mohamed Ahmed Sherif, Kevin Dreßler, Panayiotis Smeros, Axel-Cyrille Ngonga Ngomo
Proceedings of The Thirty-First AAAI Conference on Artificial Intelligence (AAAI-17)
2017
, #inproceedings
PDF
BibTeX
MOCHA2017: The Mighty Storage Challenge at ESWC 2017
By
Kleanthi Georgala, Mirko Spasić, Milos Jovanovik, Henning Petzka, Michael Röder, Axel-Cyrille Ngonga Ngomo
Semantic Web Evaluation Challenge
2017
, #inproceedings
PDF
BibTeX
A High-Performance Approach to String Similarity using Most Frequent K Characters
By
Andre Valdestilhas, Tommaso Soru, Axel-Cyrille Ngonga Ngomo
Proceedings of the Ontology Matching Workshop (co-located with ISWC 2017)
2017
, #inproceedings
PDF
BibTeX
Managing Lifecycle of Big Data Applications
By
Ivan Ermilov, Axel-Cyrille Ngonga Ngomo, Aad Versteden, Hajira Jabeen, Gezim Sejdiu, Giorgos Argyriou, Luigi Selmi, Jürgen Jakobitsch, Jens Lehmann
Knowledge Engineering and Semantic Web
2017
, #inproceedings
PDF
BibTeX
Open Knowledge Extraction Challenge 2017
By
René Speck, Michael Röder, Sergio Oramas, Luis Espinosa-Anke, Axel-Cyrille Ngonga Ngomo
Semantic Web Evaluation Challenge
2017
, #inproceedings
PDF
BibTeX
Question Answering Over Linked Data: What is Difficult to Answer? What affects the F scores?
By
Muhammad Saleem, Samaneh Nazari Dastjerdi, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
Natural Language Interfaces workshop at ISWC
2017
, #inproceedings
PDF
BibTeX
WOMBAT - A Generalization Approach for Automatic Link Discovery
By
Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
14th Extended Semantic Web Conference, Portorož, Slovenia, 28th May - 1st June 2017
2017
, #inproceedings
PDF
BibTeX
Federated SPARQL Query Processing Via CostFed
By
Alexander Potocki, Muhammad Saleem, Tommaso Soru, Olaf Hartig, Martin Voigt, Axel-Cyrille Ngonga Ngomo
Semantics
2017
, #inproceedings
PDF
BibTeX
Holistic and Scalable Ranking of RDF Data
By
Axel-Cyrille Ngonga Ngomo, Michael Hoffmann, Ricardo Usbeck, Kunal Jha
2017 IEEE International Conference on Big Data
2017
, #inproceedings
PDF
BibTeX
LOG4MEX: A Library to Export Machine Learning Experiments
By
Diego Esteves, Diego Moussallem, Tommaso Soru, Ciro Baron Neto, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, Julio Cesar Duarte
WI '17 - IEEE/WIC/ACM International Conference on Web Intelligence
2017
, #inproceedings
PDF
BibTeX
Using Multi-Label Classification for Improved Question Answering
By
Ricardo Usbeck, Michael Hoffmann, Michael Röder, Jens Lehmann, Axel-Cyrille Ngonga Ngomo
CoRR
2017
, #article
PDF
BibTeX
An Evaluation of Models for Runtime Approximation in Link Discovery
By
Kleanthi Georgala, Michael Hoffmann, Axel-Cyrille Ngonga Ngomo
Proceedings of the International Conference on Web Intelligence
2017
, #inproceedings
PDF
BibTeX
DOI
The Tale of Sansa Spark
By
Ivan Ermilov, Jens Lehmann, Gezim Sejdiu, Lorenz Bühmann, Patrick Westphal, Claus Stadler, Simon Bin, Nilesh Chakraborty, Henning Petzka, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, Hajira Jabeen
Proceedings of 16th International Semantic Web Conference, Poster & Demos
2017
, #inproceedings
PDF
BibTeX
All That Glitters is not Gold -- Rule-Based Curation of Reference Datasets for Named Entity Recognition and Entity Linking
By
Kunal Jha, Michael Röder, Axel-Cyrille Ngonga Ngomo
The Semantic Web. Latest Advances and New Domains: 14th International Conference, ESWC 2017, Proceedings
2017
, #inproceedings
PDF
BibTeX
Presentation
Benchmarking RDF Storage Solutions with IGUANA
By
Felix Conrads, Jens Lehmann, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
Proceedings of 16th International Semantic Web Conference - Poster & Demos
2017
, #inproceedings
PDF
BibTeX
Mandolin: A Knowledge Discovery Framework for the Web of Data
By
Tommaso Soru, Diego Esteves, Edgard Marx, Axel-Cyrille Ngonga Ngomo
2017
, #techreport
PDF
BibTeX
SQCFramework: SPARQL Query Containment Benchmark Generation Framework
By
Muhammad Saleem, Claus Stadler, Qaiser Mehmood, Jens Lehmann, Axel-Cyrille Ngonga Ngomo
K-CAP 2017: Knowledge Capture Conference
2017
, #inproceedings
PDF
BibTeX
MAG: A Multilingual, Knowledge-base Agnostic and Deterministic Entity Linking Approach
By
Diego Moussallem, Ricardo Usbeck, Michael Röder, Axel-Cyrille Ngonga Ngomo
K-CAP 2017: Knowledge Capture Conference
2017
, #inproceedings
PDF
BibTeX
Torpedo: Improving the State-of-the-Art RDF~Dataset~Slicing
By
Edgard Marx, Saeedeh Shekarpour, Tommaso Soru, Adrian M.P. Brasoveanu, Muhammad Saleem, Ciro Baron, Albert Weichselbraun, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, Sören Auer
11th IEEE International Conference on Semantic Computing, Jan 30-Feb 1, 2017, San Diego, California, USA
2017
, #inproceedings
PDF
BibTeX
Eaglet -- a Named Entity Recognition and Entity Linking Gold Standard Checking Tool
By
Kunal Jha, Michael Röder, Axel-Cyrille Ngonga Ngomo
The Semantic Web. Latest Advances and New Domains: 14th International Conference, ESWC 2017, Proceedings
2017
, #inproceedings
PDF
BibTeX
Ensemble Learning of Named Entity Recognition Algorithms using Multilayer Perceptron for the Multilingual Web of Data
By
René Speck, Axel-Cyrille Ngonga Ngomo
K-CAP 2017: Knowledge Capture Conference
2017
, #inproceedings
PDF
BibTeX
7th Open Challenge on Question Answering over Linked Data (QALD-7)
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Bastian Haarmann, Anastasia Krithara, Michael Röder, Giulio Napolitano
Semantic Web Evaluation Challenge
2017
, #inproceedings
PDF
BibTeX
GENESIS -- A Generic RDF Data Access Interface
By
Timofey Ermilov, Diego Moussallem, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
WI '17 - IEEE/WIC/ACM International Conference on Web Intelligence
2017
, #inproceedings
PDF
BibTeX
LargeRDFBench: A Billion Triples Benchmark for SPARQL Endpoint Federation
By
Muhammad Saleem, Ali Hasnainb, Axel-Cyrille Ngonga Ngomo
Journal of Web Semantics (JWS)
2017
, #inproceedings
PDF
BibTeX
OKBQA: an Open Collaboration Framework for Development of Natural Language Question-Answering over Knowledge Bases
By
Jin-Dong Kim, Christina Unger, Axel-Cyrille Ngonga Ngomo, André Freitas, YoungGyun Hahm, Jiseong Kim, Gyu-Hyun Choi, Jeonguk Kim, Ricardo Usbeck, Myoung-Gu Kang, Key-Sun Choi
Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks co-located with 16th International Semantic Web Conference (ISWC 2017), Vienna, Austria, October 23rd - to - 25th, 2017.
2017
, #inproceedings
PDF
BibTeX
Simplifying the Deployment of Big Data Solutions
By
Ivan Ermilov, Axel-Cyrille Ngonga Ngomo
KESW Demo/Poster Track
2017
, #inproceedings
PDF
BibTeX
Survey on Challenges of Question Answering in the Semantic Web
By
Konrad Höffner, Sebastian Walter, Edgard Marx, Ricardo Usbeck, Jens Lehmann, Axel-Cyrille Ngonga Ngomo
Semantic Web Journal
2017
, #article
PDF
BibTeX
HOBBIT: Holistic Benchmarking for Big Linked Data
By
Axel-Cyrille Ngonga Ngomo, Michael Röder
ESWC, EU networking session
2016
, #inproceedings
PDF
BibTeX
DIESEL -- Distributed Search over Large Enterprise Data
By
Ricardo Usbeck, Michael Röder, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
ESWC, EU networking session
2016
, #inproceedings
PDF
BibTeX
Techreport for GERBIL 1.2.2 - V1
By
Michael Röder, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
2016
, #techreport
PDF
BibTeX
Self-Wiring Question Answering Systems
By
Ricardo Usbeck, Jonathan Huthmann, Nico Duldhardt, Axel-Cyrille Ngonga Ngomo
CoRR
2016
, #article
PDF
BibTeX
Requirements to Modern Semantic Search Engines
By
Ricardo Usbeck, Michael Röder, Peter Haase, Artem Kozlov, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
KESW
2016
, #inproceedings
PDF
BibTeX
On the Efficient Execution of Bounded Jaro-Winkler Distances
By
Kevin Dreßler, Axel-Cyrille Ngonga Ngomo
Semantic Web Journal
2016
, #inproceedings
BibTeX
Lion's Den: Feeding the LinkLion
By
Mohamed Ahmed Sherif, Mofeed Hassan, Tommaso Soru, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
Proceedings of Ontology Matching Workshop
2016
, #inproceedings
PDF
BibTeX
SPARQL Querying Benchmarks
By
Muhammad Saleem, Ricardo Usbeck, Michael Röder, Axel-Cyrille Ngonga Ngomo
Tutorial at ISWC
2016
, #inproceedings
PDF
BibTeX
Detecting Similar Linked Datasets Using Topic Modelling
By
Michael Röder, Axel-Cyrille Ngonga Ngomo, Ivan Ermilov, Andreas Both
The Semantic Web. Latest Advances and New Domains: 13th International Conference, ESWC 2016, Heraklion, Crete, Greece, May 29 -- June 2, 2016, Proceedings
2016
, #inbook
PDF
BibTeX
DOI
Presentation
Federated Query Processing: Challenges and Opportunities
By
Axel-Cyrille Ngonga Ngomo, Muhammad Saleem
Keynote at PROFILES at Extended Semantic Web Conference (ESWC)
2016
, #inproceedings
PDF
BibTeX
An Efficient Approach for the Generation of Allen Relations
By
Kleanthi Georgala, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Proceedings of the 22nd European Conference on Artificial Intelligence (ECAI) 2016, The Hague, 29. August - 02. September 2016
2016
, #inproceedings
PDF
BibTeX
Exploring Term Networks for Semantic Search over RDF Knowledge Graphs
By
Edgard Marx, Konrad Höffner, Saeedeh Shekarpour, Axel-Cyrille Ngonga Ngomo, Jens Lehmann, Sören Auer
Metadata and Semantics Research: 10th International Conference, MTSR 2016, Göttingen, Germany, November 22-25, 2016, Proceedings
2016
, #inproceedings
PDF
BibTeX
DOI
TAIPAN: Automatic Property Mapping for Tabular Data
By
Ivan Ermilov, Axel-Cyrille Ngonga Ngomo
Proceedings of 20th International Conference on Knowledge Engineering and Knowledge Management (EKAW'2016)
2016
, #inproceedings
PDF
BibTeX
The Lazy Traveling Salesman - Memory Management for Large-Scale Link Discovery.
By
Axel-Cyrille Ngonga Ngomo, Mofeed M. Hassan
ESWC
2016
, #inproceedings
PDF
BibTeX
Towards SPARQL-Based Induction for Large-Scale RDF Data sets
By
Simon Bin, Lorenz Bühmann, Jens Lehmann, Axel-Cyrille Ngonga Ngomo
ECAI 2016 - Proceedings of the 22nd European Conference on Artificial Intelligence
2016
, #inproceedings
PDF
BibTeX
DOI
DBtrends : Publishing and Benchmarking RDF Ranking Functions
By
Edgard Marx, Amrapali Zaveri, Mofeed Mohammed, Sandro Rautenberg, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, Gong Cheng
2nd International Workshop on Summarizing and Presenting Entities and Ontologies, co-located with the 13th Extended Semantic Web Conference
2016
, #inproceedings
PDF
BibTeX
QAMEL -- Question Answering on Mobile Devices
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
ESWC, EU networking session
2016
, #inproceedings
PDF
BibTeX
UPSP: Unique Predicate-based Source Selection for SPARQL Endpoint Federation
By
Ethem Cem Ozkan, Muhammad Saleem, Erdogan Dogdu, Axel-Cyrille Ngonga Ngomo
PROFILES at Extended Semantic Web Conference (ESWC)
2016
, #inproceedings
PDF
BibTeX
An Open Question Answering Framework
By
Edgard Marx, Tommaso Soru, Diego Esteves, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
The 14th International Semantic Web Conference, Posters & Demonstrations Track
2015
, #inproceedings
BibTeX
LSQ: The Linked SPARQL Queries Dataset
By
Muhammad Saleem, Intizar Ali, Aidan Hogan, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference (ISWC)
2015
, #inproceedings
PDF
BibTeX
Federated Query Processing over Linked Data
By
Muhammad Saleem, Muhammad Intizar Ali, Ruben Verborgh, Axel-Cyrille Ngonga Ngomo
Tutorial at ISWC
2015
, #inproceedings
PDF
BibTeX
The LSQ Dataset: Querying for Queries
By
Muhammad Saleem, Intizar Ali, Aidan Hogan, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference (ISWC)
2015
, #inproceedings
PDF
BibTeX
Answering Boolean Hybrid Questions with HAWK
By
Ricardo Usbeck, Erik Körner, Axel-Cyrille Ngonga Ngomo
NLIWOD workshop at International Semantic Web Conference (ISWC), including erratum and changes
2015
, #inproceedings
PDF
BibTeX
ROCKER – A Refinement Operator for Key Discovery
By
Tommaso Soru, Edgard Marx, Axel-Cyrille Ngonga Ngomo
Proceedings of the 24th International Conference on World Wide Web, WWW 2015
2015
, #inproceedings
PDF
BibTeX
An Optimization Approach for Load Balancing in Parallel Link Discovery
By
Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
SEMANTiCS 2015
2015
, #inproceedings
PDF
BibTeX
DeFacto - Temporal and Multilingual Deep Fact Validation
By
Daniel Gerber, Diego Esteves, Jens Lehmann, Lorenz Bühmann, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, René Speck
Web Semantics: Science, Services and Agents on the World Wide Web
2015
, #article
PDF
BibTeX
FEASIBLE: A Feature-Based SPARQL Benchmark Generation Framework
By
Muhammad Saleem, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference (ISWC)
2015
, #inproceedings
PDF
BibTeX
GERBIL -- General Entity Annotation Benchmark Framework
By
Ricardo Usbeck, Michael Röder, Axel-Cyrille Ngonga Ngomo, Ciro Baron, Andreas Both, Martin Brümmer, Diego Ceccarelli, Marco Cornolti, Didier Cherix, Bernd Eickmann, Paolo Ferragina, Christiane Lemke, Andrea Moro, Roberto Navigli, Francesco Piccinno, Giuseppe Rizzo, Harald Sack, René Speck, Raphaël Troncy, Jörg Waitelonis, Lars Wesemann
24th WWW conference
2015
, #inproceedings
PDF
BibTeX
HAWK - Hybrid Question Answering over Linked Data
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Lorenz Bühmann, Christina Unger
12th Extended Semantic Web Conference, Portorož, Slovenia, 31st May - 4th June 2015
2015
, #inproceedings
PDF
BibTeX
HAWK@QALD5 – Trying to answer hybrid questions with various simple ranking techniques
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
CLEF 2015 Labs and Workshops, Notebook Papers. CEUR Workshop Proceedings (CEUR-WS.org/Vol-1391)
2015
, #inproceedings
PDF
BibTeX
Automatic SPARQL Benchmark Generation Using FEASIBLE
By
Muhammad Saleem, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference (ISWC)
2015
, #inproceedings
PDF
BibTeX
Enhancing Dataset Quality Using Keys
By
Tommaso Soru, Edgard Marx, Axel-Cyrille Ngonga Ngomo
The 14th International Semantic Web Conference (ISWC 2015), Posters & Demonstrations Track
2015
, #inproceedings
PDF
BibTeX
CETUS -- A Baseline Approach to Type Extraction
By
Michael Röder, Ricardo Usbeck, René Speck, Axel-Cyrille Ngonga Ngomo
1st Open Knowledge Extraction Challenge @ 12th European Semantic Web Conference (ESWC 2015)
2015
, #inproceedings
PDF
BibTeX
Developing a Sustainable Platform for Entity Annotation Benchmarks
By
Michael Röder, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
ESWC Developers Workshop 2015
2015
, #inproceedings
PDF
BibTeX
The GeoKnow Handbook
By
Jens Lehmann, Spiros Athanasiou, Andreas Both, Lorenz Buehmann, Alejandra Garcia-Rojas, Giorgos Giannopoulos, Daniel Hladky, Konrad Hoeffner, Jon Jay Le Grange, Axel-Cyrille Ngonga Ngomo, Rene Pietzsch, Robert Isele, Mohamed Ahmed Sherif, Claus Stadler, Matthias Wauer, Patrick Westphal
2015
, #techreport
PDF
BibTeX
A survey of current Link Discovery frameworks
By
Markus Nentwig, Michael Hartung, Axel-Cyrille Ngonga Ngomo, Erhard Rahm
Semantic Web
2015
, #article
PDF
BibTeX
Evaluating Entity Annotators Using GERBIL
By
Ricardo Usbeck, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of 12th European Semantic Web Conference (ESWC 2015)
2015
, #inproceedings
PDF
BibTeX
Automating RDF Dataset Transformation and Enrichment
By
Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
12th Extended Semantic Web Conference, Portorož, Slovenia, 31st May - 4th June 2015
2015
, #inproceedings
PDF
BibTeX
ASSESS --- Automatic Self-Assessment Using Linked Data
By
Lorenz Bühmann, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference (ISWC)
2015
, #inproceedings
PDF
BibTeX
Managing Geospatial Linked Data in the GeoKnow Project
By
Jens Lehmann, Spiros Athanasiou, Andreas Both, Alejandra Garcia-Rojas, Giorgos Giannopoulos, Daniel Hladky, Konrad Hoeffner, Jon Jay Le Grange, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif, Claus Stadler, Matthias Wauer, Patrick Westphal, Vadim Zaslawski
The Semantic Web in Earth and Space Science. Current Status and Future Directions
2015
, #inbook
PDF
BibTeX
DOI
Using Caching for Local Link Discovery on Large Data Sets
By
Mofeed M. Hassan, René Speck, Axel-Cyrille Ngonga Ngomo
Engineering the Web in the Big Data Era
2015
, #incollection
PDF
BibTeX
Overview of CLEF Question Answering Track 2014
By
Anselmo Peñas, Christina Unger, Axel-Cyrille Ngonga Ngomo
Proceedings of CLEF
2014
, #inproceedings
BibTeX
SESSA - Keyword-Based Entity Search through Coloured Spreading Activation
By
Denis Lukovnikov, Axel-Cyrille Ngonga Ngomo
NLIWOD workshop at ISWC
2014
, #article
PDF
BibTeX
The GeoKnow Generator: Managing Geospatial Data in the Linked Data Web
By
Jon Jay Le Grange, Jens Lehmann, Spiros Athanasiou, Alejandra Garcia Rojas, Giorgos Giannopoulos, Daniel Hladky, Robert Isele, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif, Claus Stadler, Matthias Wauer
Proceedings of the Linking Geospatial Data Workshop
2014
, #inproceedings
PDF
BibTeX
AGDISTIS - Graph-Based Disambiguation of Named Entities Using Linked Data
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Michael Röder, Daniel Gerber, SandroAthaide Coelho, Sören Auer, Andreas Both
The Semantic Web -- ISWC 2014
2014
, #incollection
PDF
BibTeX
SINA: Semantic Interpretation of User Queries for Question Answering on Interlinked Data
By
Saeedeh Shekarpour, Edgard Marx, Axel-Cyrille Ngonga Ngomo, Sören Auer
Web Semantics
2014
, #article
BibTeX
Named Entity Recognition using FOX
By
René Speck, Axel-Cyrille Ngonga Ngomo
International Semantic Web Conference 2014 (ISWC2014), Demos & Posters
2014
, #inproceedings
PDF
BibTeX
Big Linked Cancer Data: Integrating Linked TCGA and PubMed
By
Muhammad Saleem, Maulik Kamdar, Aftab Iqbal, Shanmukha Sampath, Helena Deus, Axel-Cyrille Ngonga Ngomo
Web Semantics: Science, Services and Agents on the World Wide Web
2014
, #article
PDF
BibTeX
A Comparison of Supervised Learning Classifiers for Link Discovery
By
Tommaso Soru, Axel-Cyrille Ngonga Ngomo
Proceedings of the 10th International Conference on Semantic Systems
2014
, #inproceedings
PDF
BibTeX
Hybrid Acquisition of Temporal Scopes for RDF Data
By
Anisa Rula, Matteo Palmonari, Axel-Cyrille Ngonga Ngomo, Daniel Gerber, Jens Lehmann, Lorenz Bühmann
Proc. of the Extended Semantic Web Conference 2014
2014
, #inproceedings
PDF
BibTeX
Towards an Open Question Answering Architecture
By
Edgard Marx, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Konrad Höffner, Jens Lehmann, Sören Auer
Proceedings of the 10th International Conference on Semantic Systems
2014
, #inproceedings
PDF
BibTeX
DOI
A tool suite for creating Question Answering benchmarks
By
Axel-Cyrille Ngonga Ngomo, Norman Heino, René Speck, Prodromos Malakasiotis
Proceedings of LREC
2014
, #inproceedings
BibTeX
Time-Efficient Execution of Bounded Jaro-Winkler Distances
By
Kevin Dreßler, Axel-Cyrille Ngonga Ngomo
Proceedings of Ontology Matching Workshop
2014
, #inproceedings
BibTeX
Ensemble Learning for Named Entity Recognition
By
René Speck, Axel-Cyrille Ngonga Ngomo
The Semantic Web - ISWC 2014 - 13th International Semantic Web Conference,
Riva del Garda, Italy, October 19-23, 2014. Proceedings, Part I
2014
, #inproceedings
BibTeX
DOI
TopFed: TCGA Tailored Federated Query Processing and Linking to LOD
By
Muhammad Saleem, Shanmukha Sampath, Axel-Cyrille Ngonga Ngomo, Aftab Iqbal, Jonas Almeida, Helena Deus
Journal of Biomedical Semantics
2014
, #article
PDF
BibTeX
SAFE: Policy Aware SPARQL Query Federation Over RDF Data Cubes
By
Yasar Khan, Muhammad Saleem, Aftab Iqbal, Muntazir Mehdi, Aidan Hogan, Panagiotis Hasapis, Axel-Cyrille Ngonga Ngomo, Stefan Decker, Ratnesh Sahay
Semantic Web Applications and Tools for Life Sciences(SWAT4LS)
2014
, #inproceedings
PDF
BibTeX
AGDISTIS - Agnostic Disambiguation of Named Entities Using Linked Open Data
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Michael Röder, Daniel Gerber, Sandro Atha\'ıde Coelho, Sören Auer, Andreas Both
ECAI 2014 - 21st European Conference on Artificial Intelligence, 18-22 August 2014, Prague, Czech Republic - Including Prestigious Applications of Intelligent Systems (PAIS 2014)
2014
, #inproceedings
BibTeX
DOI
Web-Scale Extension of RDF Knowledge Bases from Templated Websites
By
Lorenz Bühmann, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem, Andreas Both, Valter Crescenzi, Paolo Merialdo, Disheng Qiu
International Semantic Web Conference (ISWC)
2014
, #inproceedings
PDF
BibTeX
Multilingual Disambiguation of Named Entities Using Linked Data
By
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Wencan Luo, Lars Wesemann
International Semantic Web Conference (ISWC), Demos & Posters
2014
, #inproceedings
PDF
BibTeX
From RDF to Natural Language and Back
By
Daniel Gerber, Axel-Cyrille Ngonga Ngomo
Towards the Multilingual Semantic Web, Principles, Methods and Applications
2014
, #incollection
BibTeX
Cross-Document Coreference Resolution using Latent Features
By
Axel-Cyrille Ngonga Ngomo, Michael Röder, Ricardo Usbeck
LD4IE---Linked Data for Information Extraction at ISWC 2014
2014
, #inproceedings
PDF
BibTeX
Unsupervised Link Discovery Through Knowledge Base Repair
By
Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif, Klaus Lyko
Extended Semantic Web Conference (ESWC 2014)
2014
, #inproceedings
PDF
BibTeX
Question Answering over Linked Data (QALD-4)
By
Christina Unger, Corina Forascu, Vanessa Lopez, Axel-Cyrille Ngonga Ngomo, Elena Cabrio, Philipp Cimiano, Sebastian Walter
Proceedings of CLEF
2014
, #inproceedings
BibTeX
LinkLion: A Link Repository for the Web of Data
By
Markus Nentwig, Tommaso Soru, Axel-Cyrille Ngonga Ngomo, Erhard Rahm
Proceedings of ESWC
2014
, #inproceedings
PDF
BibTeX
Semantic Quran: A Multilingual Resource for Natural-Language Processing
By
Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo
Semantic Web Journal
2014
, #article
BibTeX
DOI
Results of the BioASQ Track of the Question Answering Lab at CLEF 2014
By
George Balikas, Ioannis Partalas, Axel-Cyrille Ngonga Ngomo, Anastasia Krithara, Eric Gaussier, George Paliouras
Proceedings of CLEF
2014
, #inproceedings
BibTeX
A Fine-Grained Evaluation of SPARQL Endpoint Federation Systems
By
Muhammad Saleem, Yasar Khan, Ali Hasnain, Ivan Ermilov, Axel-Cyrille Ngonga Ngomo
Semantic Web Journal
2014
, #article
PDF
BibTeX
Introduction to Linked Data and Its Lifecycle on the Web
By
Axel-Cyrille Ngonga Ngomo, Sören Auer, Jens Lehmann, Amrapali Zaveri
Reasoning Web
2014
, #inproceedings
BibTeX
HELIOS – Execution Optimization for Link Discovery
By
Axel-Cyrille Ngonga Ngomo
Proceedings of ISWC
2014
, #inproceedings
BibTeX
HiBISCuS: Hypergraph-Based Source Selection for SPARQL Endpoint Federation
By
Muhammad Saleem, Axel-Cyrille Ngonga Ngomo
Extended Semantic Web Conference (ESWC 2014)
2014
, #inproceedings
PDF
BibTeX
User Interface for a Template Based Question Answering System
By
Konrad Höffner, Christina Unger, Lorenz Bühmann, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, Daniel Gerber, Phillip Cimiano
Proceedings of the 4th Conference on Knowledge Engineering and Semantic Web
2013
, #inproceedings
PDF
BibTeX
Linked SDMX Data
By
Sarven Capadisli, Sören Auer, Axel-Cyrille Ngonga Ngomo
Semantic Web Journal
2013
, #article
PDF
BibTeX
COALA—Correlation-Aware Active Learning of Link Specifications
By
Axel-Cyrille Ngonga Ngomo, Klaus Lyko, Victor Christen
Proceedings of ESWC
2013
, #inproceedings
BibTeX
When to Reach for the Cloud: Using Parallel Hardware for Link Discovery.
By
Axel-Cyrille Ngonga Ngomo, Lars Kolb, Norman Heino, Michael Hartung, Sören Auer, Erhard Rahm
Proceedings of ESCW
2013
, #inproceedings
BibTeX
SAIM---One Step Closer to Zero-Configuration Link Discovery
By
Klaus Lyko, Konrad Höffner, René Speck, Axel-Cyrille Ngonga Ngomo, Jens Lehmann
Proc. of the Extended Semantic Web Conference Posters & Demos
2013
, #inproceedings
PDF
BibTeX
Transfer Learning of Link Specifications
By
Axel-Cyrille Ngonga Ngomo, Jens Lehmann, Mofeed Hassan
Seventh IEEE International Conference on Semantic Computing (ICSC)
2013
, #inproceedings
PDF
BibTeX
Real-time RDF extraction from unstructured data streams
By
Daniel Gerber, Axel-Cyrille Ngonga Ngomo, Sebastian Hellmann, Tommaso Soru, Lorenz Bühmann, Ricardo Usbeck
Proceedings of ISWC
2013
, #inproceedings
PDF
BibTeX
Unsupervised learning of link specifications: deterministic vs. non-deterministic
By
Axel-Cyrille Ngonga Ngomo, Klaus Lyko
Proceedings of the Ontology Matching Workshop
2013
, #inproceedings
BibTeX
Question Answering on interlinked data
By
Saeedeh Shekarpour, Axel-Cyrille Ngonga Ngomo, Sören Auer
WWW
2013
, #inproceedings
BibTeX
Rapid Execution of Weighted Edit Distances
By
Tommaso Soru, Axel-Cyrille Ngonga Ngomo
Proceedings of the Ontology Matching Workshop
2013
, #inproceedings
PDF
BibTeX
Results of the First BioASQ Workshop
By
Ioannis Partalas, Eric Gaussier, Axel-Cyrille Ngonga Ngomo
BioASQ@CLEF
2013
, #inproceedings
BibTeX
On Caching for Local Graph Clustering Algorithms
By
René Speck, Axel-Cyrille Ngonga Ngomo
Australasian Conference on Artificial Intelligence
2013
, #inproceedings
PDF
BibTeX
Extraktion, Mapping und Verlinkung von Daten im Web
By
Sören Auer, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, Claus Stadler, Jörg Unbehauen
Datenbank Spektrum
2013
, #article
PDF
BibTeX
Sorry, I don't speak SPARQL --- Translating SPARQL Queries into Natural Language
By
Axel-Cyrille Ngonga Ngomo, Lorenz Bühmann, Christina Unger, Jens Lehmann, Daniel Gerber.
Proceedings of WWW
2013
, #inproceedings
PDF
BibTeX
Fostering Serendipity through Big Linked Data
By
Muhammad Saleem, Maulik R Kamdar, Aftab Iqbal, Shanmukha Sampath, Helena F Deus, Axel-Cyrille Ngonga Ngomo
Semantic Web Challenge at ISWC2013
2013
, #inproceedings
PDF
BibTeX
ORCHID - Reduction-Ratio-Optimal Computation of Geo-Spatial Distances for Link Discovery
By
Axel-Cyrille Ngonga Ngomo
Proceedings of ISWC 2013
2013
, #inproceedings
BibTeX
Linked Cancer Genome Atlas Database
By
Muhammad Saleem, Shanmukha Sampath Padmanabhuni, Axel-Cyrille Ngonga Ngomo, Jonas S. Almeida, Stefan Decker, Helena F. Deus
Proceedings of I-Semantics2013
2013
, #inproceedings
PDF
BibTeX
DAW: Duplicate-AWare Federated Query Processing over the Web of Data
By
Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, Josiane Xavier Parreira, Helena Deus, Manfred Hauswirth
Proceedings of ISWC2013
2013
, #inproceedings
PDF
BibTeX
Generating SPARQL queries using templates
By
Saeedeh Shekarpour, Sören Auer, Axel-Cyrille Ngonga Ngomo, Daniel Gerber, Sebastian Hellmann, Claus Stadler
WIAS journal,Vol. 11, No. 3, 2013.
2013
, #inproceedings
BibTeX
On Link Discovery using a Hybrid Approach
By
Axel-Cyrille Ngonga Ngomo
Journal on Data Semantics
2012
, #article
BibTeX
Learning conformation rules for linked data integration
By
Axel-Cyrille Ngonga Ngomo
Proceedings of Seventh International Workshop on Ontology Matching
2012
, #inproceedings
BibTeX
RAVEN---Towards Zero-Configuration Link Discovery
By
Axel-Cyrille Ngonga Ngomo, Jens Lehmann, Sören Auer, Konrad Höffner
2012
, #techreport
PDF
BibTeX
EAGLE: Efficient Active Learning of Link Specifications using Genetic Programming
By
Axel-Cyrille Ngonga Ngomo, Klaus Lyko
Proceedings of ESWC
2012
, #inproceedings
BibTeX
Keyword-driven Resource Disambiguation over RDF Knowledge bases
By
Saeedeh Shekarpour, Axel-Cyrille Ngonga Ngomo, Sören Auer
Proceedings of JIST
2012
, #inproceedings
BibTeX
DEQA: Deep Web Extraction for Question Answering
By
Jens Lehmann, Tim Furche, Giovanni Grasso, Axel-Cyrille Ngonga Ngomo, Christian Schallhart, Andrew Sellers, Christina Unger, Lorenz Bühmann, Daniel Gerber, Konrad Höffner, David Liu, Sören Auer
Proceedings of ISWC
2012
, #inproceedings
PDF
BibTeX
Template-based Question Answering over RDF data
By
Christina Unger, Lorenz Bühmann, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, Daniel Gerber, Philipp Cimiano
Proceedings of the 21st international conference on World Wide Web
2012
, #inproceedings
PDF
BibTeX
Active Learning of Domain-Specific Distances for Link Discovery
By
Tommaso Soru, Axel-Cyrille Ngonga Ngomo
Proceedings of JIST
2012
, #inproceedings
PDF
BibTeX
Query Segmentation and Resource Disambiguation Leveraging Background Knowledge
By
Saeedeh Shekarpour, Axel-Cyrille Ngonga Ngomo, Sören Auer
Proceedings of WoLE Workshop
2012
, #inproceedings
BibTeX
Link Discovery with Guaranteed Reduction Ratio in Affine Spaces with Minkowski Measures
By
Axel-Cyrille Ngonga Ngomo
Proceedings of ISWC
2012
, #inproceedings
BibTeX
Usage-Centric Benchmarking of RDF Triple Stores
By
Mohamed Morsey, Jens Lehmann, Sören Auer, Axel-Cyrille Ngonga Ngomo
Proceedings of the 26th AAAI Conference on Artificial Intelligence (AAAI 2012)
2012
, #inproceedings
PDF
BibTeX
DeFacto - Deep Fact Validation
By
Jens Lehmann, Daniel Gerber, Mohamed Morsey, Axel-Cyrille Ngonga Ngomo
Proc. of the International Semantic Web Conference
2012
, #inproceedings
PDF
BibTeX
Parallelizing LIMES for Large-Scale Link Discovery
By
Stanley Hillner, Axel-Cyrille Ngonga Ngomo
I'Semantics
2011
, #inproceedings
BibTeX
Keyword-driven SPARQL Query Generation Leveraging Background Knowledge
By
Saeedeh Shekarpour, Sören Auer, Axel-Cyrille Ngonga Ngomo, Daniel Gerber, Sebastian Hellmann, Claus Stadler
International Conference on Web Intelligence
2011
, #inproceedings
PDF
BibTeX
DBpedia SPARQL Benchmark---Performance Assessment with Real Queries on Real Data
By
Mohamed Morsey, Jens Lehmann, Sören Auer, Axel-Cyrille Ngonga Ngomo
ISWC 2011
2011
, #inproceedings
PDF
BibTeX
RAVEN: Active Learning of Link Specifications
By
Axel-Cyrille Ngonga Ngomo, Jens Lehmann, Sören Auer, Konrad Höffner
Proceedings of the Ontology Matching Workshop (co-located with ISWC)
2011
, #inproceedings
PDF
BibTeX
SCMS - Semantifying Content Management Systems
By
Axel-Cyrille Ngonga Ngomo, Norman Heino, Klaus Lyko, René Speck, Martin Kaltenböck
ISWC 2011
2011
, #inproceedings
BibTeX
Bootstrapping the Linked Data Web
By
Daniel Gerber, Axel-Cyrille Ngonga Ngomo
1st Workshop on Web Scale Knowledge Extraction @ ISWC 2011
2011
, #inproceedings
BibTeX
LIMES - A Time-Efficient Approach for Large-Scale Link Discovery on the Web of Data
By
Axel-Cyrille Ngonga Ngomo, Sören Auer
Proceedings of IJCAI
2011
, #inproceedings
BibTeX
Specifying relations between genes and gene products in GENIA
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Sampo Pyysalo, Tomoko Ohta, Anika Oellrich, Dietrich Rebholz-Schuhmann
Journal of Biomedical Semantics
2011
, #article
BibTeX
A Time-Efficient Hybrid Approach to Link Discovery
By
Axel-Cyrille Ngonga Ngomo
Proceedings of OM@ISWC
2011
, #inproceedings
BibTeX
Statistical tests for associations between two directed acyclic graphs
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Michael Dannemann, Janet Kelso
PLOS One
2010
, #article
PDF
BibTeX
Applying ontology design patterns to the implementation of relations in GENIA
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Sampo Pyysalo, Tomoko Ohta, Anika Oellrich, Dietrich Rebholz-Schuhmann
Proceedings of the fourth International Symposium for Semantic Mining in Biomedicine
2010
, #inproceedings
PDF
BibTeX
The TIGER Corpus Navigator
By
Sebastian Hellmann, Jörg Unbehauen, Christian Chiarcos, Axel-Cyrille Ngonga Ngomo
Proceedings of the Ninth International Workshop on Treebanks and Linguistic Theories (TLT9)
2010
, #inproceedings
PDF
BibTeX
Parameter-Free Clustering of Protein-Protein Interaction Graphs
By
Axel-Cyrille Ngonga Ngomo
Proceedings of Symposium on Machine Learning in Systems Biology 2010
2010
, #inproceedings
PDF
BibTeX
Applying the functional abnormality ontology pattern to anatomical functions
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Janet Kelso
Journal of Biomedical Semantics
2010
, #article
PDF
BibTeX
The application of an ontology design pattern for functional abnormalities to phenotype ontologies and the extraction of an ontology of anatomical functions
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Janet Kelso
Proceedings of the third International Symposium on Languages in Bio-Medicine
2009
, #inproceedings
PDF
BibTeX
Border Flow---A local graph clustering algorithm for Natural Language Processing
By
Axel-Cyrille Ngonga Ngomo, Frank Schumacher
Proceedings of the 10th International Conference on Intelligent Text Processing and Computational Linguistics (CICLING 2009)
2009
, #inproceedings
PDF
BibTeX
Disentangling the Wikipedia Category Graph for Corpus Extraction
By
Axel-Cyrille Ngonga Ngomo, Frank Schumacher
Research Journal on Computer science and Computer Engineering with Applications
2009
, #article
PDF
BibTeX
Developing Consistent and Modular Software Models with Ontologies
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Heinrich Herre
Proceedings of the 8th International Conference on Software Methodologies, Tools, and Techniques
2009
, #inproceedings
PDF
BibTeX
Low-Bias Extraction of Domain-Specific Concepts
By
Axel-Cyrille Ngonga Ngomo
2009
, #phdthesis
PDF
BibTeX
Towards an Implicit and Collaborative Evolution of Terminological Ontologies
By
Axel-Cyrille Ngonga Ngomo
Building the Knowledge Society on the Internet: Sharing and Exchanging Knowledge in Networked Environments
2008
, #incollection
PDF
BibTeX
DOI
Knowledge-Free Discovery of Domain-Specific Multi-Word Units
By
Axel-Cyrille Ngonga Ngomo
ACM Symposium on Applied Computing (ACM SAC)
2008
, #inproceedings
PDF
BibTeX
Towards Ontological Interpretations for Improved Text Mining
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Michael Dannemann
Proceedings of the Third International Symposium on Semantic Mining in Biomedicine
2008
, #inproceedings
PDF
BibTeX
SIGNUM---A Graph Algorithm for Terminology Extraction
By
Axel-Cyrille Ngonga Ngomo
roceedings of the 9th International Conference on Intelligent Text Processing and Computational Linguistics (CICLING 2008)
2008
, #inproceedings
PDF
BibTeX
SMORE—A Semantic Model Repository
By
Martin Gebauer, Axel-Cyrille Ngonga Ngomo
Proceedings of the 1st Workshop of Knowledge Reuse at the International Conference on Software Reuse (ICSR)
2008
, #inproceedings
BibTeX
From Terms to Categories: Testing the Significance of Co-occurrences between Ontological Categories
By
Robert Hoehndorf, Axel-Cyrille Ngonga Ngomo, Michael Dannemann, Janet Kelso
Proceedings of the Third International Symposium on Semantic Mining in Biomedicine
2008
, #inproceedings
PDF
BibTeX
A framework for adaptive information retrieval
By
Axel-Cyrille Ngonga Ngomo, Hans-Friedrich Witschel
Proceedings of the first International Conference on Theoeretical Information Retrieval
2007
, #inproceedings
BibTeX
Involving the User in Semantic Search
By
Axel-Cyrille Ngonga Ngomo, Frank Schumacher
Proceedings of the HCI International
2007
, #inproceedings
BibTeX
Implicit Knowledge Sharing
By
Axel-Cyrille Ngonga Ngomo, Frank Schumacher
Proceedings of the 7th European Conference on Knowledge Management
2006
, #inproceedings
BibTeX
Clique-Based Clustering
By
Axel-Cyrille Ngonga Ngomo
Proceeding of the IASTED Knowledge Sharing and Collaborative Engineering Conference
2006
, #inproceedings
BibTeX
Adaptive and Context-Sensitive Information Retrieval
By
Axel-Cyrille Ngonga Ngomo
Proceedings of the third International Conference on Knowledge Management
2006
, #inproceedings
BibTeX
Building Adaptive Knowledge Spaces by Combining Machine Learning Algorithms with Ontologies and Text Mining Technologies
By
Axel-Cyrille Ngonga Ngomo, Karsten Böhm
29th Annual Conference of the German Classification Society
2005
, #inproceedings
BibTeX
Kontext-dynamische Informationsversorgung durch Prozesse und Ontologien
By
Axel-Cyrille Ngonga Ngomo, Jörg Härtwig
Tagungsband LIT'04
2004
, #inproceedings
BibTeX
Der Informationsraum als Metapher für die Realisierung dynamischer Informationsbedürfnisse im Kontext rollenbasierter Communities
By
Axel-Cyrille Ngonga Ngomo, Klaus-Peter Fähnrich
Proceedings of LIT03
2003
, #inproceedings
BibTeX
Authors
Years
Type
PBFF-KG: A FAIR Knowledge Graph Towards Sustainable Design of Plant-Based Fermented Foods
By
Amgad Abdulmaqsod, Reda Ihtassine, Caroline Pénicaud, Anne Saint-Eve, Lucia Brisset, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
Proceedings of FOODSIM'2026
2026
, #inproceedings
BibTeX
ELEVATE-ID: Extending Large Language Models for End-to-End Entity Linking Evaluation in Indonesian
By
Ria Hari Gusmita, Asep Fajar Firmansyah, Hamada M. Zahera, Axel-Cyrille Ngonga Ngomo
Data & Knowledge Engineering
2026
, #article
BibTeX
DOI
Can You Tell the Difference? Contrastive Explanations for ABox Entailments
By
Patrick Koopmann, Yasir Mahmood, Axel-Cyrille Ngonga Ngomo, Balram Tiwari
Proceedings of the AAAI Conference on Artificial Intelligence
2026
, #article
BibTeX
DOI
A Simplex Approach to Synthetic Knowledge Graph Generation
By
Ana Alexandra Morim da Silva, Atul Bhopalsing Pundir, Michael Röder, Axel-Cyrille Ngonga Ngomo
Proceedings of the ACM Web Conference 2026 (WWW '26), April 13--17, 2026, Dubai, United Arab Emirates
2026
, #inproceedings
BibTeX
DOI
TIM: Tiered Iterative Knowledge Graph Matching
By
Alexander Becker, Axel-Cyrille Ngonga Ngomo, Mohamed Ahmed Sherif
The Semantic Web – 23rd European Semantic Web Conference, ESWC 2026, Dubrovnik , Croatia, May 10-14, 2026, Proceedings
2026
, #inproceedings
BibTeX
Awards
Team
Projects
Demos
Publications
News
Theses
Teaching
Partners
Jobs
Contact
Imprint
Datasets
Wiki