… . . . . . . . . . . . 152 Recall-Oriented Learning of Named Entities in Arabic Wikipedia Behrang Mohit, Nathan Schneider, Rishav Bhowmick, Kemal Oflazer and Noah A. Smith . . . . 162 ix Tree Representations in Probabilistic Models for Extended Named Entities Detection Marco Dina…

…y, Engineering and Mathematics (STEM). STEM Enable takes the form of a semantic wiki. This will allow registered contributors, who have specialist knowledge in accessing STEM subjects, to add information in a collaborative manner and so build the content of the site over time via…