641 search results - page 86 / 129 » Studying Query Expansion Effectiveness |
VLDB
1995
ACM
13 years 11 months ago
1995
ACM
Parallel database systems have to support the effective parallelization of complex queries in multi-user mode, i.e. in combination with inter-query/inter-transaction parallelism. ...
SIGIR
2005
ACM
14 years 1 months ago
2005
ACM
Historians and scholars can better understand historic events by studying the geographic and chronological activity of individuals who witnessed them. A lack of adequate tools to ...
MEDINFO
2007
13 years 9 months ago
2007
In 2005, a major collaboration in Melbourne Australia successfully completed implementing a major medical informatics infrastructure – this is now being used for discovery resear...
CIVR
2003
Springer
14 years 29 days ago
2003
Springer
In this paper, several effective learning algorithms using global image representations are adjusted and introduced to region-based image retrieval (RBIR). First, the query point m...
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
Modeling query concepts through term dependencies has been shown to have a significant positive effect on retrieval performance, especially for tasks such as web search, where rel...