641 search results - page 34 / 129 » Studying Query Expansion Effectiveness |
SIGMOD
2008
ACM
13 years 7 months ago
2008
ACM
Tree pattern queries (TPQs) provide a natural and easy formalism to query tree-structured XML data, and the efficient processing of such queries has attracted a lot of attention. ...
ISVC
2010
Springer
13 years 6 months ago
2010
Springer
This paper presents a novel approach for searching images online using textual queries and presenting the resulting images based on both conceptual and visual similarities. Given a...
ICIP
2003
IEEE
14 years 9 months ago
2003
IEEE
For effective retrieval of visual information, statistical learning plays a pivotal role. Statistical learning in such a context faces at least two major mathematical challenges: ...
DOLAP
1999
ACM
14 years 20 hour ago
1999
ACM
In this paper, we describe the design of a data warehousing system for an engineering company ‘R’. This system aims to assist users in retrieving data for business analysis in...
SIGMOD
2010
ACM
13 years 8 months ago
2010
ACM
Trajectory search has long been an attractive and challenging topic which blooms various interesting applications in spatial-temporal databases. In this work, we study a new probl...