Tài liệu Báo cáo khoa học: "Sequential Conditional Generalized Iterative Scaling" pdf

... Sequential Conditional Generalized Iterative Scaling Joshua Goodman Microsoft Research One Microsoft Way Redmond, WA 98052 joshuago@microsoft.com Abstract We describe a speedupfortrainingconditionalmaxi- mumentropymodels. ... =0 z[j] −= e s[j,y] s[j, y]+= δ i z[j]+= e s[j,y] Figure 2: One Iteration of Sequential Conditional Generalized Iterative Scaling (SCGIS) this case, there i...

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... re- gression classifier with L2 regularization over the following features: 3 We experimented with using conditional random fields as a sequence labeler but did not see improvements in the biomed- ical ... have edges labeled with CAUSE). These features fire if their constraints are violated. • Ontology: Generalized types of the end- points of edges using a given type hierar- chy (e.g., POSIT...

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... GPSM: A GENERALIZED PROBABILISTIC SEMANTIC MODEL FOR AMBIGUITY RESOLUTION tJing-Shin Chang, *Yih-Fen Luo ... is a central issue, and can be regarded as a preference assignment problem. In this paper, a Generalized Probabilistic Semantic Model (GPSM) is proposed for preference computation. An effective ... the joint effects of lexical, syntactic and semantic in- formation on prefer...

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... California Some of the meaning of a discourse is encoded in its linguistic forms. Thls is the truth -conditional meaning of the propositions those forms express and entail. Some of the meaning is

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