271 search results - page 1 / 55 » Access control over uncertain data |
PVLDB
2008
13 years 4 months ago
2008
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...
EDBT
2009
ACM
13 years 9 months ago
2009
ACM
We present PROUD - A PRObabilistic approach to processing similarity queries over Uncertain Data streams, where the data streams here are mainly time series streams. In contrast t...
DASFAA
2010
IEEE
13 years 8 months ago
2010
IEEE
This paper studies a new query on uncertain data, called k-selection query. Given an uncertain dataset of N objects, where each object is associated with a preference score and a p...
ECIS
2000
13 years 5 months ago
2000
The concept of context-dependent access control has emerged during the last years: Information about the state of a process model of a working environment is combined with general ...
ACSAC
2000
IEEE
13 years 9 months ago
2000
IEEE
In this paper, we present an approach to secure compartmented data access over an untrusted network using a secure network computing architecture. We describe the architecture and...