文档介绍：?????学?????????????????????????????????、?о????? 100084 Email: ******@******@tsinghua.******@tsinghua. 1 ?????ウ???? Email:******@- 2 ?????????????????????????? ?????????学祝??(Sense Cluster Model ?SCM) ????学祝オ?к????? SCM 俆?????学祝オ????????????学祝オ?????????????学祝???? ???学祝オ????а?僔??俆???????????????????????????学???????????????????学祝? ??学祝オ???????俆??????↗????????↗???????????オ?к? ?傼??? SCM ??????к??????????????仈?? LDA ? 1 ???????????????????? ?????????????(Bag of Word) ???? ??オ???(Vector Space Model, VSM) (Salton et al., 1975) ????????????????????????????????? ?? VSM ???????????????????????? ??????н????????????????? ???ā ???ā ?ā ??ā ????????? ???????а????????????????? ??ā ??ā ???а?≤??????а?????? ??????????仈?????ウ??????????オ?к(Hotho et al., 2003; Gabrilovich and Markovitch, 2007; Blei et al., 2003; Landauer and Domais, 1997) ? а??ウ????(Hotho et al., 2003) ?????、(Gabrilovich and Markovitch, 2007) ??а?????オ???????????????????? ??????????????????? ??а??ウ?▌??????(Latent Dirichlet Allocation, LDA)( Blei et al., 2003) ??????а?▌??オ?к? ?学??н????????????а???к?????????н?? ?? Lu et al.,(2011) ??ウ???▌???????????????????????к????нケ?? ???????学祝??(SCM) ????学祝オ?к?????SCM 俆?????学祝オ???????オ?к????? ??学祝オ???????????俆??? LDA ??(Brody and Lapata, 2009) ???????????????学????????????????学祝? ??????????у?????↗??????????? ?????????????????????学祝? ??学祝オ???????俆??????↗????????↗???????????オ?к?