55 search results - page 10 / 11 » How to Decide Query Containment Under Constraints Using a De... |
VLDB
1997
ACM
13 years 11 months ago
1997
ACM
A data warehouse materializes views derived from data that may not reside at the warehouse. Maintaining these views e ciently in response to base updates is di cult, since it may ...
DEXA
2009
Springer
14 years 1 months ago
2009
Springer
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
SAC
2004
ACM
14 years 23 days ago
2004
ACM
In this paper we present an approach for developing adaptable software applications. The problem we are facing is that of a (possibly mobile) user who wants to download and execut...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
Matching local features across images is often useful when comparing or recognizing objects or scenes, and efficient techniques for obtaining image-to-image correspondences have b...
IEAAIE
2010
Springer
13 years 5 months ago
2010
Springer
This paper details the behavioral evaluation of a qualitative image categorisation and retrieval approach using semantic features of images. Content based image retrieval and class...