1278 search results - page 89 / 256 » On the Semantics of Logic Program Composition |
SIGSOFT
2002
ACM
14 years 9 months ago
2002
ACM
We propose a unifying framework for model-based specification notations. Our framework captures the execution semantics that are common among model-based notations, and leaves the...
KR
2004
Springer
14 years 2 months ago
2004
Springer
When mining frequent Datalog queries, many queries will be equivalent in the light of an implicit or explicit background knowledge. To alleviate the problem, we introduce various t...
CADE
2004
Springer
14 years 9 months ago
2004
Springer
Formal semantic definitions of concurrent languages, when specified in a well-suited semantic framework and supported by generic and efficient formal tools, can be the basis of pow...
POPL
2006
ACM
14 years 9 months ago
2006
ACM
We define a new fixpoint modal logic, the visibly pushdown ?-calculus (VP-?), as an extension of the modal ?-calculus. The models of this logic are execution trees of structured p...
GEOINFORMATICA
2011
13 years 4 months ago
2011
Discovery of suitable web services is a crucial task in Spatial Data Infrastructures (SDI). In this work, we develop a novel approach to the discovery of geoprocessing services (WP...