ACL2011読み会 Exploiting Web-Derived Selectional Preference to Improve Statistical Dependency Parsing
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ACL2011読み会 Exploiting Web-Derived Selectional Preference to Improve Statistical Dependency Parsing
- 1. ACL2011 EXPLOITING WEB-DERIVED SELECTIONAL PREFERENCE TO IMPROVE STATISTICAL DEPENDENCY PARSING (1156) GUANGYOU ZHOU, JUN ZHAO, KANG LIU, AND LI CAI 2011/09/03 Yuya Unno (@unnonouno) 2011 9 3
- 2. ? (selectional preference) web ? Higher-order Eisner N PMI ? :-) 2011 9 3
- 3. ? ? ? 2011 9 3
- 4. ? ? … ? ? http://d.hatena.ne.jp/usata3/20070416/p2 2011 9 3
- 5. ? ? ? Web 2011 9 3
- 6. PMI ? (Point-wise Mutual Information) ? ? PMI(x, y) = log (P(x, y) / P(x)P(y)) ? ? 2011 9 3
- 7. ? Google V1 ? Web ? Google API ? 2011 9 3
- 8. ? ? PMI(x, y, z) = log ( P(x, y, z) / P(x, y)P(y, z) ) ? x, y y, z PMI 2011 9 3
- 9. PP-ATACHEMENT ? ? PMIIN(x, z) = P(x, IN, z) / P(x) ? PMI ? 3 2011 9 3
- 10. EISNER LOG- LINEAR ρ → ? Eisner ? ? CKY ? ? http://www.slideshare.net/unnonouno/ss-5724050 ? PMI (PMI - μ) / σ 2011 9 3
- 11. ? dep1: 1 Eisner, dep2: 2 Eisner, +hits: Google API, +V1: Google V1 Corpus ? ? Google API 2011 9 3
- 12. ? ? 2011 9 3
- 13. ? Gigword (NEWS) ? Unigram ? 2011 9 3
- 14. ? 2011 9 3
- 15. WEB NGRAM ? ? Bio ? 2011 9 3
- 16. ? ? ? 2011 9 3
- 17. ? Web ? PMI ? ? 2011 9 3