117 search results - page 8 / 24 » Relation Algebra Operations on Formal Contexts |
154
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JLP
2006
15 years 3 months ago
2006
We present a formal framework for notions related to testing and model based test generation for a behavioural subset of UML Statecharts (UMLSCs). This framework builds, on one ha...
203
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ER
2011
Springer
14 years 3 months ago
2011
Springer
Abstract. User preferences are a fundamental ingredient of personalized database applications, in particular those in which the user context plays a key role. Given a set of prefer...
126
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COSIT
2009
Springer
15 years 10 months ago
2009
Springer
Abstract. The modeling of concepts from a cognitive perspective is important for designing spatial information systems that interoperate with human users. Concept representations t...
123
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BNCOD
1997
15 years 5 months ago
1997
With the substantial change of declarative query languages from plain SQL to the so-called \object SQLs", in particular OQL, there has surprisingly been not much change in the...
122
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TCS
2002
15 years 3 months ago
2002
This paper surveys the theoretical developments in the field of stochastic process algebras, process algebras where action occurrences may be subject to a delay that is determined...