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» Engineering AgentSpeak(L): A Formal Computational Model
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CSFW
2004
IEEE
13 years 9 months ago
Cassandra: Flexible Trust Management, Applied to Electronic Health Records
We study the specification of access control policy in large-scale distributed systems. We present Cassandra, a language and system for expressing policy, and the results of a sub...
Moritz Y. Becker, Peter Sewell
SIAMCOMP
2010
83views more  SIAMCOMP 2010»
13 years 3 months ago
Reaching and Distinguishing States of Distributed Systems
Some systems interact with their environment at physically distributed interfaces, called ports, and in testing such a system it is normal to place a tester at each port. Each test...
Robert M. Hierons
WWW
2006
ACM
14 years 6 months ago
Constructing virtual documents for ontology matching
On the investigation of linguistic techniques used in ontology matching, we propose a new idea of virtual documents to pursue a cost-effective approach to linguistic matching in t...
Yuzhong Qu, Wei Hu, Gong Cheng
KDD
2009
ACM
269views Data Mining» more  KDD 2009»
14 years 6 months ago
Extracting discriminative concepts for domain adaptation in text mining
One common predictive modeling challenge occurs in text mining problems is that the training data and the operational (testing) data are drawn from different underlying distributi...
Bo Chen, Wai Lam, Ivor Tsang, Tak-Lam Wong
DEXA
2009
Springer
151views Database» more  DEXA 2009»
14 years 2 days ago
Automatic Extraction of Ontologies Wrapping Relational Data Sources
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
Lina Lubyte, Sergio Tessaris