117 search results - page 8 / 24 » Relation Algebra Operations on Formal Contexts |
JLP
2006
14 years 10 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...
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ER
2011
Springer
13 years 9 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...
COSIT
2009
Springer
15 years 4 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...
BNCOD
1997
14 years 11 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...
TCS
2002
14 years 9 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...