CS482/682Artificial Intelligence

Lecture 7:Genetic Algorithms

and Constraint Satisfaction Problems

15 September 2009Instructor: Kostas Bekris

Computer Science & Engineering, University of Nevada, Reno

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Hill Climbing

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8 queens

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Simulated Annealing

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Local Beam Search

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Genetic Algorithms

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Constraint Satisfaction Problem Example

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1. Backtracking Search

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1. Backtracking: Forward Checking

WA NT Q NSW V SA T

Initially RGB RGB RGB RGB RGB RGB RGB

After WA=R R G B RGB RGB RGB G B RGB

After Q = G R B G R B RGB B RGB

After V=B R B G R B RGB

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2. Local Search