948 search results - page 43 / 190 » On Spatial Information Retrieval and Database Generalization |
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
MM
2006
ACM
14 years 3 months ago
2006
ACM
Relevance feedback (RF) has been extensively studied in the content-based image retrieval community. However, no commercial Web image search engines support RF because of scalabil...
ICIP
2009
IEEE
14 years 10 months ago
2009
IEEE
State-of-the-art object retrieval systems are mostly based on the bag-of-visual-words representation which encodes local appearance information of an image in a feature vector. A ...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
We propose a General Markov Framework for computing page importance. Under the framework, a Markov Skeleton Process is used to model the random walk conducted by the web surfer on...
EDBTW
2010
Springer
13 years 7 months ago
2010
Springer
Spatial data warehouses (SDW) rely on extended multidimensional (MD) models in order to provide decision makers with appropriate structures to intuitively analyse spatial data. Se...