888 search results - page 151 / 178 » Query expansion using associated queries |
ECCV
2000
Springer
14 years 11 months ago
2000
Springer
A novel algorithm is proposed to learn pattern similarities for texture image retrieval. Similar patterns in di erent texture classes are grouped into a cluster in the feature spac...
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
Users of image databases often prefer to retrieve relevant images by categories. Unfortunately, images are usually indexed by low-level features like color, texture and shape, whi...
SIGMOD
2006
ACM
14 years 10 months ago
2006
ACM
Rapid advancements in positioning systems and wireless communications enable accurate tracking of continuously moving objects. This development poses new challenges to database te...
ESA
2009
Springer
14 years 4 months ago
2009
Springer
We consider the problem of representing, in a space-efficient way, a function f : S → Σ such that any function value can be computed in constant time on a RAM. Specifically, ou...
ICMCS
2007
IEEE
14 years 4 months ago
2007
IEEE
In this paper, we present a knowledge-assisted approach to index and retrieve large volume of medical images. Both images and associated texts are indexed using medical concepts f...