785 search results - page 120 / 157 » A Calculus for Trust Management |
GIS
2006
ACM
13 years 7 months ago
2006
ACM
We present an algorithm for polyline (and polygon) similarity testing that is based on the double-cross formalism. To determine the degree of similarity between two polylines, the...
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
The networked and increasingly ubiquitous nature of today's data management services mandates assurances to detect and deter malicious or faulty behavior. This is particularly...
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
We consider a set of views stating possibly conflicting facts. Negative facts in the views may come, e.g., from functional dependencies in the underlying database schema. We want ...
ACMICEC
2008
ACM
13 years 9 months ago
2008
ACM
Information sharing and protection against leakage is a critical problem especially for organisations having sensitive information. Sharing content between individuals in the same...
CHI
2007
ACM
14 years 8 months ago
2007
ACM
Current systems for banking authentication require that customers not reveal their access codes, even to members of the family. A study of banking and security in Australia shows ...