320 search results - page 44 / 64 » A Theory of Spatio-Temporal Database Queries |
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
In this paper, we present a novel approach to contentsbased image retrieval. The method hinges in the use of quasi-random sampling to retrieve those images in a database which are...
STOC
2010
ACM
14 years 11 days ago
2010
ACM
We define a new interactive differentially private mechanism — the median mechanism — for answering arbitrary predicate queries that arrive online. Given fixed accuracy and...
KDD
2009
ACM
14 years 8 months ago
2009
ACM
Motivated by structural properties of the Web graph that support efficient data structures for in memory adjacency queries, we study the extent to which a large network can be com...
CSR
2007
Springer
14 years 1 months ago
2007
Springer
Traditionally, data that has both linear and hierarchical structure, such as annotated linguistic data, is modeled using ordered trees and queried using tree automata. In this pap...
ERCIMDL
1999
Springer
13 years 12 months ago
1999
Springer
Abstract. This text motivates and de nes a generic model for interactive online or o ine product catalogs. Based on a detailed requirements analysis, the data model is de ned usi...