... July 2010.c2010 Association for Computational LinguisticsLearning Lexicalized Reordering Models from Reordering GraphsJinsong Su, Yang Liu, Yajuan L¨u, Haitao Mi, Qun LiuKey Laboratory ... China{sujinsong,yliu,lvyajuan,htmi,liuqun}@ict.ac.cnAbstractLexicalized reordering models play a crucialrole in phrase-based translation systems. Theyare usually learned from the word-alignedbilingual corpus by examining ... estimations of reordering models. We propose to use a structure namedreordering graph, which represents all phrasesegmentations of a sentence pair, to learn lex-icalized reordering models efficiently....