... corpusRyo NagataKonan University 8-9 -1 Okamoto,Kobe 65 8-0 072 Japanrnagata @ konan-u.ac.jp.Edward Whittaker Vera SheinmanThe Japan Institute forEducational Measurement Inc. 3-2 -4 Kita-Aoyama, Tokyo, ... NorthAmerican Chapter of the ACL, pages 154–162.Joel Tetreault, Elena Filatova, and Martin Chodorow.201 0a. Rethinking grammatical error annotation and evaluation with the Amazon Mechanical Turk. ... Lee and Seneff, 2008; Nagata et al., 2004;Nagata et al., 2005; Nagata et al., 2006; Tetreault etal., 2010b). This is one of the most active researchareas in natural language processing of learner...