Automatic labeling of semantic roles
Computational Linguistics
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ACL '94 Proceedings of the 32nd annual meeting on Association for Computational Linguistics
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ACL '94 Proceedings of the 32nd annual meeting on Association for Computational Linguistics
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ConLL '00 Proceedings of the 2nd workshop on Learning language in logic and the 4th conference on Computational natural language learning - Volume 7
Semantic role labeling using dependency trees
COLING '04 Proceedings of the 20th international conference on Computational Linguistics
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Pattern Recognition
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HLT-NAACL-Short '04 Proceedings of HLT-NAACL 2004: Short Papers
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NAACL-Short '06 Proceedings of the Human Language Technology Conference of the NAACL, Companion Volume: Short Papers
Semantic role labelling with tree conditional random fields
CONLL '05 Proceedings of the Ninth Conference on Computational Natural Language Learning
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This paper discusses an algorithm for identifying semantic arguments of a verb, word senses of a polysemous word, noun phrases in a sentence. The heart of the algorithm is a probabilistic graphical model. In contrast with other existed graphical models, such as Naive Bayes models, CRFs, HMMs, and MEMMs, this model determines a sequence of optimal class assignments among M choices for a sequence of N input symbols without using dynamic programming, running fast---O(MN), and taking less memory space---O(M). Experiments conducted on standard data sets show encourage results.