Hybrid Metaheuristics [electronic resource] : 4th International Workshop, HM 2007, Dortmund, Germany, October 8-9, 2007. Proceedings / edited by Thomas Bartz-Beielstein, María José Blesa Aguilera, Christian Blum, Boris Naujoks, Andrea Roli, Günter Rudolph, Michael Sampels.

Evolutionary Local Search for the Super-Peer Selection Problem and the p-Hub Median Problem -- An Effective Memetic Algorithm with Population Management for the Split Delivery Vehicle Routing Problem -- Empirical Analysis of Two Different Metaheuristics for Real-World Vehicle Routing Problems -- Guiding ACO by Problem Relaxation: A Case Study on the Symmetric TSP -- Hybrid Local Search Techniques for the Resource-Constrained Project Scheduling Problem -- Evolutionary Clustering Search for Flowtime Minimization in Permutation Flow Shop -- A Hybrid ILS Heuristic to the Referee Assignment Problem with an Embedded MIP Strategy -- On the Combination of Constraint Programming and Stochastic Search: The Sudoku Case -- Improvement Strategies for the F-Race Algorithm: Sampling Design and Iterative Refinement -- Using Branch & Bound Concepts in Construction-Based Metaheuristics: Exploiting the Dual Problem Knowledge -- Gradient-Based/Evolutionary Relay Hybrid for Computing Pareto Front Approximations Maximizing the S-Metric -- A Hybrid VNS for Connected Facility Location -- A Memetic Algorithm for the Optimum Communication Spanning Tree Problem -- Hybrid Numerical Optimization for Combinatorial Network Problems.