922 search results - page 86 / 185 » Attribute based data sharing with attribute revocation |
ICTAI
1993
IEEE
15 years 4 months ago
1993
IEEE
Tropes, an object-based knowledge representation system, has been added three important intertwined features: constraints, composite objects and tasks. Constraints provide a decla...
SDM
2007
SIAM
15 years 1 months ago
2007
SIAM
In recent years, privacy preserving data mining has become very important because of the proliferation of large amounts of data on the internet. Many data sets are inherently high...
TGIS
2002
14 years 11 months ago
2002
While the presence of uncertainty in the geometric and attribute aspects of geographic information is well known, it is also present in temporal information. In spatiotemporal GIS...
TKDE
2008
14 years 11 months ago
2008
This paper introduces a new method for supervised discretization based on interval distances by using a novel concept of neighborhood in the target's space. The proposed metho...
CGA
2004
14 years 11 months ago
2004
Point-based rendering is a compact and efficient means of displaying complex geometry. Our goal is to enable flexible point-based rendering, permitting local image refinement, req...