Accessor Variety Criteria for Chinese Word Extraction Haodi Feng author Kang Chen author Xiaotie Deng author Weimin Zheng author 2004 text journal article Computational Linguistics continuing periodical academic journal feng-etal-2004-accessor 10.1162/089120104773633394 https://aclanthology.org/J04-1004/ 2004 30 1 75 93