2164 search results - page 272 / 433 » Learning to rank for information retrieval |
221
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MIR
2005
ACM
16 years 2 days ago
2005
ACM
In this paper, we will propose a novel semi-automatic annotation scheme for video semantic classification. It is well known that the large gap between high-level semantics and low...
183
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ML
2006
ACM
15 years 6 months ago
2006
ACM
Abstract Trained musicians intuitively produce expressive variations that add to their audience's enjoyment. However, there is little quantitative information about the kinds ...
180
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WSDM
2010
ACM
16 years 3 months ago
2010
ACM
We describe an approach for multi-modal characterization of social media by combining text features (e.g. tags as a prominent example of short, unstructured text labels) with spat...
178
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SIGIR
2005
ACM
16 years 1 days ago
2005
ACM
The TREC .GOV collection makes a valuable web testbed for distributed information retrieval methods because it is naturally partitioned and includes 725 web-oriented queries with ...
183
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CONTEXT
2007
Springer
16 years 20 days ago
2007
Springer
Abstract. This paper presents a statistical framework based on Principal Component Analysis (PCA) for discovering the contextual factors which most strongly influence user behavio...