词性标注

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词性标签

Part of Speech Tag, Pos Tag, wikipedia
用于给句子的不同词语加标注, 有多种标签规则.

Penn Treebank 项目用到的词性标签示意, 点这里

Number,Tag,Description1.  CC  Coordinating conjunction2.  CD  Cardinal number3.  DT  Determiner4.  EX  Existential there5.  FW  Foreign word6.  IN  Preposition or subordinating conjunction7.  JJ  Adjective8.  JJR Adjective, comparative9.  JJS Adjective, superlative10. LS  List item marker11. MD  Modal12. NN  Noun, singular or mass13. NNS Noun, plural14. NNP Proper noun, singular15. NNPS    Proper noun, plural16. PDT Predeterminer17. POS Possessive ending18. PRP Personal pronoun19. PRP$   Possessive pronoun20. RB  Adverb21. RBR Adverb, comparative22. RBS Adverb, superlative23. RP  Particle24. SYM Symbol25. TO  to26. UH  Interjection27. VB  Verb, base form28. VBD Verb, past tense29. VBG Verb, gerund or present participle30. VBN Verb, past participle31. VBP Verb, non-3rd person singular present32. VBZ Verb, 3rd person singular present33. WDT Wh-determiner34. WP  Wh-pronoun35. WP$    Possessive wh-pronoun36. WRB Wh-adverb

CRF

他人博客, CRF++的简单使用

icwb2-data 数据集

国际计算语言学会（ACL）中文语言处理小组 (SIGHAN) 在2005年举办了中文语言处理竞赛. 语料库见下:
icwb2-data

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