Abraham Ittycheriah Lucian Vlad Lita Nanda Kambhatla Nicolas Nicolov Salim Roukos Margo Stys dentifying and Tracking Entity Mentions in a Maximum Entropy Framework. 2003 HLT-NAACL http://acl.ldc.upenn.edu/N/N03/N03-2014.pdf db/conf/naacl/naacl2003.html#IttycheriahLKNRS03