2155 search results - page 163 / 431 » Computational Linguistics |
148
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ACL
2009
15 years 4 months ago
2009
We present a global joint model for lemmatization and part-of-speech prediction. Using only morphological lexicons and unlabeled data, we learn a partiallysupervised part-of-speec...
189
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ACL
2009
15 years 4 months ago
2009
The automatic extraction of relations between entities expressed in natural language text is an important problem for IR and text understanding. In this paper we show how differen...
190
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ACL
2009
15 years 4 months ago
2009
This paper explores methods to alleviate the effect of lexical sparseness in the classification of verbal arguments. We show how automatically generated selectional preferences ar...
153
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ACL
2009
15 years 4 months ago
2009
Prior approaches to sentence compression have taken low level syntactic constraints into account in order to maintain grammaticality. We propose and successfully evaluate a more c...
178
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ACL
2009
15 years 4 months ago
2009
We present a syntactic and lexically based discourse segmenter (SLSeg) that is designed to avoid the common problem of over-segmenting text. Segmentation is the first step in a di...