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101
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CIKM
2007
Springer
15 years 6 months ago
2007
Springer
Several problems in text categorization are too hard to be solved by standard bag-of-words representations. Work in kernel-based learning has approached this problem by (i) consid...
136
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COLING
2008
15 years 2 months ago
2008
This paper proposes a new approach to dynamically determine the tree span for tree kernel-based semantic relation extraction. It exploits constituent dependencies to keep the node...
117
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IJCNN
2000
IEEE
15 years 5 months ago
2000
IEEE
We propose to solve a text categorization task using a new metric between documents, based on a priori semantic knowledge about words. This metric can be incorporated into the def...
119
Voted
CIKM
2008
Springer
15 years 2 months ago
2008
Springer
Previous work on Natural Language Processing for Information Retrieval has shown the inadequateness of semantic and syntactic structures for both document retrieval and categoriza...
110
Voted
AIIA
2007
Springer
15 years 6 months ago
2007
Springer
We present a simple, two-steps supervised strategy for the identification and classification of thematic roles in natural language texts. We employ no external source of informat...