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Author:
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Year:
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Issue:
Differential Evolution Algorithm for Solving Double Integral
Author(s):
NING Gui-ying
,
ZHOU Yong-quan
Pages:
121
-
125
Year:
2013
Issue:
2
Journal:
Journal of Harbin University of Science and Technology
Keyword:
二重积分
;
差分进化算法
;
不等距点分割
;
收敛
;
适应度
;
Abstract:
针对传统方法和基本差分进化算法在求解数值积分方面存在的不足,提出了一种求解二重积分的差分进化算法,该方法的基本思想是在矩形积分区域的两个方向上各自随机选取一定的节点,通过改进的差分进化算法对这些节点进行优化,以优化后的节点作为分割点计算二重积分值,数值试验表明,本文算法得到的积分值精确度高,而且收敛速度快,在科学计算中具有一定的应用价值.
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