… . . . . . . . . . . . 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…

…ion of education in general society: 8retrieved on February 13, 2008, http://en.wikipedia.org/wiki/History_of_education). 8 The history of education according to Dieter Lenzen, president of the Freie Universität Berlin 1994 "began either millions of years ago or at the end of 177…

…process. This process is doubly collaborative in user-generated systems such as Wikimedia, where online help is under constant revision, positioning users as au- thors and editors of crowd-sourced documentation. If technical and professional Foreword xv communication seems more f…