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DLOG
2009
13 years 7 months ago
Relativizing Concept Descriptions to Comparison Classes
Context-sensitivity has been for long a subject of study in linguistics, logic and computer science. Recently the problem of representing and reasoning with contextual knowledge ha...
Szymon Klarman, Stefan Schlobach
CALCO
2007
Springer
86views Mathematics» more  CALCO 2007»
14 years 4 months ago
Bootstrapping Types and Cotypes in HasCASL
We discuss the treatment of initial datatypes and final process types in the wide-spectrum language HasCASL. In particular, we present specifications that illustrate how datatype...
Lutz Schröder
IJCAI
2007
13 years 11 months ago
Qualitative Temporal Reasoning about Vague Events
The temporal boundaries of many real–world events are inherently vague. In this paper, we discuss the problem of qualitative temporal reasoning about such vague events. We show ...
Steven Schockaert, Martine De Cock, Etienne E. Ker...
IJCAI
2003
13 years 11 months ago
Incremental Tractable Reasoning about Qualitative Temporal Constraints
In many applications of temporal reasoning we are in­ terested in reasoning incrementally In particular, given a CSP of temporal constrains and a new constraint, we want to maint...
Alfonso Gerevini
IJAC
2002
128views more  IJAC 2002»
13 years 9 months ago
Computational Complexity of Generators and Nongenerators in Algebra
Abstract. We discuss the computational complexity of several problems concerning subsets of an algebraic structure that generate the structure. We show that the problem of determin...
Clifford Bergman, Giora Slutzki