66 search results - page 12 / 14 » Conjunctive Query Containment over Trees |
KDD
2009
ACM
14 years 8 months ago
2009
ACM
Search logs, which contain rich and up-to-date information about users' needs and preferences, have become a critical data source for search engines. Recently, more and more ...
SSIAI
2000
IEEE
14 years 3 days ago
2000
IEEE
This paper describes a content-based image retrieval system that employs both higher-level and lower-level vision methodologies separately and in conjunction for the retrieval of ...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
In this paper, we present a large-scale object retrieval system. The user supplies a query object by selecting a region of a query image, and the system returns a ranked list of i...
CIKM
2005
Springer
13 years 9 months ago
2005
Springer
A critical issue in moving object databases is to develop appropriate indexing structures for continuously moving object locations so that queries can still be performed efficien...
ICDE
2004
IEEE
14 years 9 months ago
2004
IEEE
Recent advances in research fields like multimedia and bioinformatics have brought about a new generation of hyper-dimensional databases which can contain hundreds or even thousan...