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» Partial Constraint Satisfaction
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WG
2005
Springer
15 years 3 months ago
Hypertree Decompositions: Structure, Algorithms, and Applications
We review the concepts of hypertree decomposition and hypertree width from a graph theoretical perspective and report on a number of recent results related to these concepts. We al...
Georg Gottlob, Martin Grohe, Nysret Musliu, Marko ...
CSCLP
2004
Springer
15 years 3 months ago
Characterization of a New Restart Strategy for Randomized Backtrack Search
We propose an improved restart strategy for randomized backtrack search, and evaluate its performance by comparing to other heuristic and stochastic search techniques for solving r...
Venkata Praveen Guddeti, Berthe Y. Choueiry
ATAL
2003
Springer
15 years 3 months ago
Trade of a problem-solving task
This paper focuses on a task allocation problem, particularly in cases where the task is to find a solution to a search problem or a constraint satisfaction problem. If the searc...
Shigeo Matsubara
DSVIS
2003
Springer
15 years 3 months ago
Calligraphic Interfaces: Mixed Metaphors for Design
CAD systems have yet to become usable at the early stages of product ideation, where precise shape definitions and sometimes even design intentions are not fully developed. To over...
João Paulo Pereira, Joaquim A. Jorge, Vasco...
FOCS
1998
IEEE
15 years 2 months ago
The Complexity of Acyclic Conjunctive Queries
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
Georg Gottlob, Nicola Leone, Francesco Scarcello