1025 search results - page 117 / 205 » A machine learning approach for improved BM25 retrieval |
154
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RECSYS
2009
ACM
16 years 26 days ago
2009
ACM
Previous work on using external aggregate rating information showed that this information can be incorporated in several different types of recommender systems and improves their...
157
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ATAL
2009
Springer
16 years 28 days ago
2009
Springer
Improving the sample efficiency of reinforcement learning algorithms to scale up to larger and more realistic domains is a current research challenge in machine learning. Model-ba...
179
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TASLP
2008
15 years 6 months ago
2008
Content-based retrieval has emerged in the face of content explosion as a promising approach to information access. In this paper, we focus on the challenging issue of recognizing ...
183
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ECAI
2010
Springer
15 years 7 months ago
2010
Springer
Abstract. Learning in the context of constraint solving is a technique by which previously unknown constraints are uncovered during search and used to speed up subsequent search. R...
187
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BMCBI
2007
15 years 6 months ago
2007
Background: An important step in annotation of sequenced genomes is the identification of transcription factor binding sites. More than a hundred different computational methods h...