1025 search results - page 148 / 205 » A machine learning approach for improved BM25 retrieval |
199
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EKAW
2008
Springer
15 years 8 months ago
2008
Springer
Abstract. Dealing with heterogeneous ontologies by means of semantic mappings has become an important area of research and a number of systems for discovering mappings between onto...
213
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CIKM
2009
Springer
16 years 22 days ago
2009
Springer
Background: Finding relevant articles from PubMed is challenging because it is hard to express the user’s specific intention in the given query interface, and a keyword query ty...
154
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ACL
2000
15 years 7 months ago
2000
Writing English is a big barrier for most Chinese users. To build a computer-aided system that helps Chinese users not only on spelling checking and grammar checking but also on w...
159
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EMNLP
2007
15 years 7 months ago
2007
We describe a discriminatively trained sequence alignment model based on the averaged perceptron. In common with other approaches to sequence modeling using perceptrons, and in co...
128
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ICML
1999
IEEE
16 years 7 months ago
1999
IEEE
The problemofmultipleglobalcomparisonin familiesof biologicalsequences has been wellstudied. Fewer algorithms have been developed for identifying local consensus patterns or motif...