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TREC
2004
13 years 10 months ago
2004
York University participated in HARD and Genomics tracks this year. For both tracks, we used Okapi BSS (basic search system) as the basis. Our experiments mainly focused on exploi...
ICIP
1999
IEEE
14 years 10 months ago
1999
IEEE
The performance of a content based image retrieval (CBIR) system is inherently constrained by the features adopted to represent the images in the database. In this paper, a new ap...
ICASSP
2011
IEEE
13 years 16 days ago
2011
IEEE
This paper presents a graph-based approach for spoken term detection. Each first-pass retrieved utterance is a node on a graph and the edge between two nodes is weighted by the s...
CIVR
2010
Springer
14 years 16 days ago
2010
Springer
One of the main challenges in interactive concept-based video search is the insufficient relevant sample problem, especially for queries with complex semantics. To address this pr...
CIKM
2008
Springer
13 years 10 months ago
2008
Springer
Learning-to-rank algorithms, which can automatically adapt ranking functions in web search, require a large volume of training data. A traditional way of generating training examp...