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» A more precise model for web retrieval
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WWW
2005
ACM
13 years 9 months ago
A more precise model for web retrieval
Most research works on web retrieval latency are object-level based, which we think is insufficient and sometimes inaccurate. In this paper, we propose a fine grained operation-le...
Junli Yuan, Hung Chi, Qibin Sun
TREC
2001
13 years 5 months ago
More Reflections on "Aboutness" TREC-2001 Evaluation Experiments at Justsystem
The TREC-2001 Web track evaluation experiments at the Justsystem site are described with a focus on the "aboutness" based approach in text retrieval. In the web ad hoc t...
Sumio Fujita
SIGIR
2006
ACM
13 years 9 months ago
Improving the estimation of relevance models using large external corpora
Information retrieval algorithms leverage various collection statistics to improve performance. Because these statistics are often computed on a relatively small evaluation corpus...
Fernando Diaz, Donald Metzler
ICPR
2008
IEEE
14 years 4 months ago
Visual features with semantic combination using Bayesian network for a more effective image retrieval
In many vision problems, instead of having fully annotated training data, it is easier to obtain just a subset of data with annotations, because it is less restrictive for the use...
Sabine Barrat, Salvatore Tabbone
AI
2008
Springer
13 years 10 months ago
A Frequency Mining-Based Algorithm for Re-ranking Web Search Engine Retrievals
Abstract. Conventional web search engines retrieve too many documents for the majority of the submitted queries; therefore, they possess a good recall, since there are far more pag...
M. Barouni-Ebrahimi, Ebrahim Bagheri, Ali A. Ghorb...