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EasyLocal++ Marco Chiarandini Department of Mathematics & - PowerPoint PPT Presentation

Jul 27, 2023 •204 likes •272 views

DM841 Discrete Optimization Lecture 5 EasyLocal++ Marco Chiarandini Department of Mathematics & Computer Science University of Southern Denmark Overview Enumeration for N-Queens Enumeration for Bus Driver Scheduling

  1. DM841 Discrete Optimization Lecture 5 EasyLocal++ Marco Chiarandini Department of Mathematics & Computer Science University of Southern Denmark

  2. Overview ◮ Enumeration for N-Queens ◮ Enumeration for Bus Driver Scheduling ◮ feasibility ◮ optimizaiton (exploit order, bounds and pruning) ◮ Enumeration for optimization ◮ Easy Local: general view ◮ Easy Local for N-Queens 2

  3. Examples treated in class ◮ BusDriver/InputOutput BusDriver/Instances ◮ EnumerationFramework/example ◮ Queens/Enumeration ◮ BusDriver/Enumeration ◮ BusDriver/EnumerationOpt ◮ Queens/LocalSearch Starting point for a new problem: EL3SeedProject/ 3

  4. Solvers SimpleLocalSearch Tester Runners SteepestDescent HillClimbing SimulatedAnnealing TabuSearch Helpers StateManager OutputManager NeighborhoodExplorer CostComponent DeltaComponent RandomState() inputState() computeCost() FirstMove() computeDeltaCost() CheckConsistency() ouputState() NextMove() printViolation() RandomMove() >>,<< MakeMove() FeasibleMove() ==,= Basics Input Output State Move

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