| 一类填充函数在求函数全局极小点中的应用 |
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| 引用本文： | 陈飞翔,陈小砖,武忠祥. 一类填充函数在求函数全局极小点中的应用[J]. 科学技术与工程, 2009, 9(5) |
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| 作者姓名： | 陈飞翔 陈小砖 武忠祥 |
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| 作者单位： | 西安交通大学,理学院,西安,710049;河南理工大学机械与动力工程学院,焦作,454000 |
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| 摘 要： | 提出了一种新的填充函数,与已有的填充函数进行对比,克服了对数困扰,进一步降低了累积舍入误差.最后用数值实验实现了算法,结果表明所提出的填充函数是有效的.
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| 关 键 词： | 填充函数 极小点 梯度 |
Application of a Class of Filled Function for Finding Global Minimizers of Functions |
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| CHEN Fei-xiang,CHEN Xiao-zhuang,WU Zhong-xiang. Application of a Class of Filled Function for Finding Global Minimizers of Functions[J]. Science Technology and Engineering, 2009, 9(5) |
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| Authors: | CHEN Fei-xiang CHEN Xiao-zhuang WU Zhong-xiang |
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| Affiliation: | School of Science;Xi'an Jiaotong University;Xi'an 710049;P.R. China;School of mechanical and power engineering;Henan Polytechnic University1;Jiaozuo 454000;P.R. China |
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| Abstract: | A new filled function is proposed which can overcome the difficulty of logarithm and reduce the accumulated round off errors. It is carried out by numerical experiments and the conclusions approve that the filled function is effective. |
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| Keywords: | filled function minimizer grads |
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