351 search results - page 45 / 71 » Completing Description Logic Knowledge Bases Using Formal Co... |
CLA
2006
15 years 1 months ago
2006
We present an application of formal concept analysis aimed at creating and representing a meaningful structure of knowledge communities under the form of a lattice-based taxonomy ...
FC
2005
Springer
15 years 5 months ago
2005
Springer
In this paper, we formulate the concept of policy-based cryptography which makes it possible to perform policy enforcement in large-scale open environments like the Internet, with ...
111
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SAMT
2007
Springer
15 years 6 months ago
2007
Springer
In this paper, an ontology-driven approach for the semantic analysis of video is proposed. This approach builds on an ontology infrastructure and in particular a multimedia ontolog...
IJCAI
1989
15 years 1 months ago
1989
This paper considers the Valiant framework as it is applied to the task of learning logical concepts from random examples. It is argued that the current interpretation of this Val...
116
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CSFW
2003
IEEE
15 years 5 months ago
2003
IEEE
SPKI/SDSI is a language for expressing distributed access control policy, derived from SPKI and SDSI. We provide a first-order logic (FOL) semantics for SDSI, and show that it ha...