124 search results - page 24 / 25 » Object Distinction: Distinguishing Objects with Identical Na... |
SAC
2005
ACM
13 years 11 months ago
2005
ACM
In traditional access control models like MAC, DAC, and RBAC, authorization decisions are determined according to identities of subjects and objects, which are authenticated by a ...
SIGMOD
2007
ACM
14 years 5 months ago
2007
ACM
Many database applications require the analysis and processing of data streams. In such systems, huge amounts of data arrive rapidly and their values change over time. The variati...
ICAIL
2007
ACM
13 years 9 months ago
2007
ACM
Legal-RDF.org1 publishes a practical ontology that models both the layout and content of a document and metadata about the document; these have been built using data models implici...
SIGMOD
2005
ACM
14 years 5 months ago
2005
ACM
This paper discusses ongoing research on scientific workflows at the Institute of Computing, University of Campinas (IC - UNICAMP) Brazil. Our projects with bio-scientists have le...
SAC
2004
ACM
13 years 11 months ago
2004
ACM
This paper describes wildcards, a new language construct designed to increase the flexibility of object-oriented type systems with parameterized classes. Based on the notion of v...