2164 search results - page 180 / 433 » Learning to rank for information retrieval |
203
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DGO
2011
14 years 6 months ago
2011
The past few years have experienced an explosive growth in scientific and regulatory documents related to the patent system. Relevant information is siloed into many heterogeneous...
202
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JSS
2010
15 years 1 months ago
2010
We study the problem of fast and energy-efficient data collection of sensory data using a mobile sink, in wireless sensor networks in which both the sensors and the sink move. Mot...
180
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CIKM
2009
Springer
15 years 9 months ago
2009
Springer
Keyword search techniques that take advantage of XML structure make it very easy for ordinary users to query XML databases, but current approaches to processing these queries rely...
175
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SIGIR
2004
ACM
15 years 12 months ago
2004
ACM
Answer patterns have been shown to improve the performance of open-domain factoid QA systems. Their use, however, requires either constructing the patterns manually or developing ...
158
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WWW
2001
ACM
16 years 7 months ago
2001
ACM
We introduce a method for learning query transformations that improves the ability to retrieve answers to questions from an information retrieval system. During the training stage...