948 search results - page 172 / 190 » On Spatial Information Retrieval and Database Generalization |
WWW
2009
ACM
14 years 9 months ago
2009
ACM
Understanding user intent is key to designing an effective ranking system in a search engine. In the absence of any explicit knowledge of user intent, search engines want to diver...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Web search engines are often implemented as centralized systems. Designing and implementing a Web search engine in a distributed environment is a challenging engineering task that...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Users frequently modify a previous search query in hope of retrieving better results. These modifications are called query reformulations or query refinements. Existing research h...
WWW
2002
ACM
14 years 9 months ago
2002
ACM
Table is a commonly used presentation scheme, especially for describing relational information. However, table understanding remains an open problem. In this paper, we consider th...
ACMICEC
2004
ACM
14 years 2 months ago
2004
ACM
This paper presents a loosely coupled service-composition paradigm. This paradigm employs a distributed data flow that differs markedly from centralized information flow adopted b...