21 search results - page 4 / 5 » A boosting approach to improving pseudo-relevance feedback |
CLEF
2005
Springer
15 years 3 months ago
2005
Springer
For the 2005 Cross-Language Evaluation Forum, Thomson Legal and Regulatory participated in the Hungarian, French, and Portuguese monolingual search tasks as well as French-to-Port...
KDD
2007
ACM
15 years 10 months ago
2007
ACM
Users attempt to express their search goals through web search queries. When a search goal has multiple components or aspects, documents that represent all the aspects are likely ...
108
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CLEF
2008
Springer
14 years 10 months ago
2008
Springer
DCU participated in the ImageCLEF 2008 photo retrieval task, which aimed to evaluate diversity in Image Retrieval, submitting runs for both the English and Random language annotati...
AIRS
2009
Springer
15 years 4 months ago
2009
Springer
Relevance-based language models operate by estimating the probabilities of observing words in documents relevant (or pseudo relevant) to a topic. However, these models assume that ...
86
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ICMCS
2006
IEEE
15 years 3 months ago
2006
IEEE
This paper presents an interactive video event retrieval system based on improved adaboost learning. This system consists of three main steps. Firstly, a long video sequence is pa...