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Improving Semantic Concept Detection Through Optimizing Ranking Function.
Sheng Gao
Qibin Sun
Published in:
IEEE Trans. Multim. (2007)
Keyphrases
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ranking functions
semantic concept detection
directly optimize
learning to rank
document retrieval
ranking algorithm
web search
web search engines
supervised learning
video retrieval
semantic concepts
image processing
relevance feedback
concept detection