An Analysis of Two Genetic Algorithm Parameters in Two Optimization Problems

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Title An Analysis of Two Genetic Algorithm Parameters in Two Optimization Problems
 
Creator Proceso L. Fernandez, Jr.; Department of Information Systems and Computer Science, Ateneo de Manila University
 
Subject Science; Engineering; Information System; Computer Science
Genetic Algorithm; evolutionary computation
 
Description A Genetic Algorithm (GA) has many parameters that can be modified to improve the performance of particular implementations. These parameters include the type of selection, crossover point, mutation probability, replacement policy, and terminating condition. In this paper, a GA was used to solve two optimization problems involving single-variable functions that are differentiable at every point in their domains. Two GA parameters, i.e., the tournament size for selection and the probability of mutation, were modified. Statistical information such as average number of generations before obtaining the optimal results and the average (best) fitness value after a fixed number of generations were obtained in order to analyze how the varying values of these parameters affect the performance of the particular GA implementation. This study showed that the values used for these two parameters provided extremely good results for one problem but generated sub-optimal results when applied to a different problem.
 
Publisher Loyola Schools, Ateneo de Manila University
 
Contributor
 
Date 2008-05-22
 
Type
 
Format application/pdf
 
Identifier http://www.philjol.info/index.php/LSR/article/view/290
 
Source Loyola Schools Review; Vol 6 (2007); 78-95
 
Language en
 
Coverage Philippines


 
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