Intro
Preface
Organization
Contents
Finding Critical Nodes in Networks Using Variable Neighborhood Search
1 Introduction
2 Algorithmic Approach
2.1 Initial Solution
2.2 Shake
2.3 Improvement
2.4 Neighborhood Change
3 Computational Results
4 Conclusions
References
Variable Neighborhood Descent Branching Applied to the Green Electric Vehicle Routing Problem with Time Window and Mixed Fleet
1 Introduction
2 Problem Statement
3 Literature Review
4 Variable Neighborhood Descent Branching Framework
5 Computational Experiments

6 Concluding Remarks
References
A Variable Neighborhood Heuristic for Facility Locations in Fog Computing
1 Introduction
2 Problem Definition
3 Variable Neighborhood Heuristic
4 Experimental Results
4.1 Experimental Scenario
4.2 Performance Evaluation
5 Concluding Remarks
References
A GRASP/VND Heuristic for the Generalized Steiner Problem with Node-Connectivity Constraints and Hostile Reliability
1 Motivation
2 Related Work
3 Problem and Complexity
4 Algorithmic Proposal
4.1 General Scheme
4.2 Construction Phase
4.3 Local Search Phase
VND

5 Numerical Results
6 Conclusions and Trends for Future Work
References
Max-Diversity Orthogonal Regrouping of MBA Students Using a GRASP/VND Heuristic
1 Motivation
2 Related Work
3 Problem
3.1 Problem Description
3.2 Problem Formulation
3.3 Discussion
4 Solution
4.1 GRASP/VND Methodology for the MDOR
4.2 Construction Phase
4.3 Insertion
4.4 Swap
4.5 3-Chain
4.6 Shake
4.7 Main Algorithm
5 Computational Results
6 Conclusions and Trends for Future Work
References
Scheduling in Parallel Machines with Two Servers: The Restrictive Case

1 Introduction
2 Problem Description
2.1 Numerical Example
3 Mathematical Formulation of the Restrictive Model
4 Variable Neighborhood Search
4.1 General Variable Neighborhood Search
4.2 Neighborhood Structures
4.3 Initial Solution
4.4 Evaluation Function
5 Computational Results
6 Conclusions and Future Work
References
Reduced Variable Neighbourhood Search for the Generation of Controlled Circular Data
1 Introduction and Background
2 Problem Formulation
3 Optimization Methods
3.1 Local Search Algorithm

3.2 Reduced Variable Neighbourhood Search Heuristic
4 Computational Analysis
5 Conclusions
References
Sequential and Parallel Scattered Variable Neighborhood Search for Solving Nurikabe
1 Introduction
2 Scattered-VNS for Nurikabe
2.1 Solution Representation
2.2 Fitness Function
2.3 Initial Solution: Board Construction
2.4 Neighborhood Structures
2.5 Scattered-VNS
3 Parallel Scattered-VNS for Nurikabe
4 Experimental Results
4.1 Dataset
4.2 Parameter Setting
4.3 Results
5 Conclusion
References