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189
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IJCAI
1997
15 years 7 months ago
1997
We address the problem of introducing preferences into default logic. Two approaches are given, one a generalisation of the other. In the first approach, an ordered default theory...
144
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IJCAI
1997
15 years 7 months ago
1997
This paper studies constraint satisfaction over connected row-convex (CRC) constraints. It shows that CRC constraints are closed under composition, intersection, and transposition...
143
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IJCAI
1997
15 years 7 months ago
1997
Several qualitative notions of epistemic dependence between propositions are studied. They are closely related to the ordinal notion of conditional possibility. What this paper pr...
145
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IJCAI
1997
15 years 7 months ago
1997
Generating query-answering plans for information gathering agents requires to translate a user query, formulated in terms of a set of virtual relations, to a query that uses relat...
161
click to vote
IJCAI
1997
15 years 7 months ago
1997
When dealing with narrative texts, a system must possess a strong domain theory, and especially knowledge about situations occurring in the world. Otherwise the system must envisa...