1170 search results - page 22 / 234 » Retrieval effectiveness of an ontology-based model for infor... |
SIGIR
2010
ACM
13 years 7 months ago
2010
ACM
Resource selection is an important task in Federated Search to select a small number of most relevant information sources. Current resource selection algorithms such as GlOSS, COR...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
This paper experimentally studies approaches to the problem of ranking information resources w.r.t. user queries in peer-to-peer information retrieval. In distributed environments...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
Evaluation in Information Retrieval (IR) has long focused on effectiveness and efficiency. However, new and emerging access tasks now demand alternative evaluation measures which ...
CLEF
2008
Springer
13 years 9 months ago
2008
Springer
Metasearch engines submit the user query to several underlying search engines and then merge their retrieved results to generate a single list that is more effective to the users&...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
Query expansion is a well-known technique that has been shown to improve average retrieval performance. This technique has not been used in many operational systems because of the...