scholarly journals A scalable parallel genetic algorithm for the Generalized Assignment Problem

2015 ◽  
Vol 46 ◽  
pp. 98-119 ◽  
Author(s):  
Yan Y. Liu ◽  
Shaowen Wang
2019 ◽  
Vol 48 (3) ◽  
pp. 389-400 ◽  
Author(s):  
Murat DÖRTERLER

Generalized assignment problem (GAP) considers finding minimum cost assignment of n tasks to m agents provided each task should be assigned to one agent only. In this study, a new Genetic Algorithm (GA) with some new methods is proposed to solve GAPs. The agent-based crossover is based on the concept of dominant gene in genotype science and increases fertility rate of feasible solutions. The solutions are classified as infeasible, feasible and mature with reference to their conditions. The new local searches provide not only feasibility in high diversity but high profitability for the solutions. A solution is not given up through maturation-based replacement until it reaches its best.  Computational results show that the agent-based crossover has much higher fertility rate compared to classical crossover. Also, the proposed GA creates either optimal or approximately optimal solutions.


2012 ◽  
Vol 218 (11) ◽  
pp. 6526-6535 ◽  
Author(s):  
Linzhong Liu ◽  
Haibo Mu ◽  
Yubo Song ◽  
Haiyan Luo ◽  
Xiaojing Li ◽  
...  

Author(s):  
Tkatek Said ◽  
Abdoun Otman ◽  
Abouchabaka Jaafar ◽  
Rafalia Najat

<span lang="EN-US">This paper presents an effective approach to optimize the reassignment of Human Resources in the enterprise that is formed by several units of productions to take into consideration the human characteristics. This approach consists of two steps; the first step is to formalize the studied problem that is practically take the form of the generalized assignment problem (GAP) known as NP-hard problem. Additionally, the variables in the formulation of our problem are interlinked by certain constraints. These two proprieties can to justify the important complexity of this problem. The second step is focused to solve this complex problem by using the genetic algorithm. We present the experimentally result for justifying the validity of the proposed approach. So, the solution obtained allowed us to get an optimal assignment of personnel that can lead to improve the average productivity or ratability or at least ensure its equilibration within sites of enterprise.</span>


Author(s):  
Tkatek Said ◽  
Abdoun Otman ◽  
Abouchabaka Jaafar ◽  
Rafalia Najat

<span lang="EN-US">This paper presents an effective approach to optimize the reassignment of Human Resources in the enterprise that is formed by several units of productions to take into consideration the human characteristics. This approach consists of two steps; the first step is to formalize the studied problem that is practically take the form of the generalized assignment problem (GAP) known as NP-hard problem. Additionally, the variables in the formulation of our problem are interlinked by certain constraints. These two proprieties can to justify the important complexity of this problem. The second step is focused to solve this complex problem by using the genetic algorithm. We present the experimentally result for justifying the validity of the proposed approach. So, the solution obtained allowed us to get an optimal assignment of personnel that can lead to improve the average productivity or ratability or at least ensure its equilibration within sites of enterprise.</span>


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