Detecting Article Errors Based on the Mass Count Distinction Ryo Nagata author Takahiro Wakana author Fumito Masui author Atsuo Kawai author Naoki Isu author 2005 text Second International Joint Conference on Natural Language Processing: Full Papers conference publication nagata-etal-2005-detecting 10.1007/11562214_71 https://aclanthology.org/I05-1071/ 2005