8 search results - page 2 / 2 » Symmetric Relations and Cardinality-Bounded Multisets in Dat... |
ICDE
1997
IEEE
14 years 7 months ago
1997
IEEE
We propose a data model and a few algebraic operations that provide semantic foundation to multidimensional databases. The distinguishing feature of the proposed model is the symm...
PODS
2005
ACM
14 years 6 months ago
2005
ACM
Some promising recent schemes for XML access control employ encryption for implementing security policies on published data, avoiding data duplication. In this paper we study one ...
CVIU
2004
13 years 5 months ago
2004
We present a novel ``dynamic learning'' approach for an intelligent image database system to automatically improve object segmentation and labeling without user interven...