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FLAIRS
2008
13 years 12 months ago
A New Approach to Heuristic Estimations for Cost-Based Planning
Solving relaxed problems is a commonly used technique in heuristic search to derive heuristic estimates. In heuristic planning, this is usually done by expanding a planning (reach...
Raquel Fuentetaja, Daniel Borrajo, Carlos Linares ...
MTV
2003
IEEE
126views Hardware» more  MTV 2003»
14 years 2 months ago
Heuristic Backtracking Algorithms for SAT
In recent years backtrack search SAT solvers have been the subject of dramatic improvements. These improvements allowed SAT solvers to successfully replace BDDs in many areas of f...
Ateet Bhalla, Inês Lynce, José T. de ...
HEURISTICS
2007
139views more  HEURISTICS 2007»
13 years 9 months ago
A composite-neighborhood tabu search approach to the traveling tournament problem
The Traveling Tournament Problem (TTP) is a combinatorial problem that combines features from the traveling salesman problem and the tournament scheduling problem. We propose a fa...
Luca Di Gaspero, Andrea Schaerf
AAAI
2006
13 years 11 months ago
Focused Real-Time Dynamic Programming for MDPs: Squeezing More Out of a Heuristic
Real-time dynamic programming (RTDP) is a heuristic search algorithm for solving MDPs. We present a modified algorithm called Focused RTDP with several improvements. While RTDP ma...
Trey Smith, Reid G. Simmons
AIMSA
2008
Springer
14 years 4 months ago
Solving the Course Timetabling Problem with a Hybrid Heuristic Algorithm
Abstract. The problem of curriculum-based course timetabling is studied in this work. In addition to formally defining the problem, we present a hybrid solution algorithm (Adaptiv...
Zhipeng Lü, Jin-Kao Hao