2061 search results - page 166 / 413 » Modeling search engine effectiveness for federated search |
195
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JUCS
2008
15 years 6 months ago
2008
Abstract: Nowadays, in the markets of broadband access services, traditional contracts are of "static" type. Customers buy the right to use a specific amount of resources...
153
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SIGIR
2010
ACM
15 years 10 months ago
2010
ACM
This paper presents a new way of thinking for IR metric optimization. It is argued that the optimal ranking problem should be factorized into two distinct yet interrelated stages:...
180
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WSDM
2012
ACM
14 years 2 months ago
2012
ACM
Most standard information retrieval models use a single source of information (e.g., the retrieval corpus) for query formulation tasks such as term and phrase weighting and query ...
159
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DSS
2002
15 years 6 months ago
2002
Competitive Intelligence (CI) aims to monitor a firm's external environment for information relevant to its decision-making process. As an excellent information source, the I...
168
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WWW
2002
ACM
16 years 7 months ago
2002
ACM
Query expansion has long been suggested as an effective way to resolve the short query and word mismatching problems. A number of query expansion methods have been proposed in tra...