A hybrid algorithm of GA wavelet-BP neural networks to predict near space solar radiation

Jianmin Su, Bifeng Song, Baofeng Li

科研成果: 书/报告/会议事项章节会议稿件同行评审

3 引用 (Scopus)

摘要

Solar radiation is affected by many factors, solar radiation prediction is a highly nonlinear problem. It is hard to establish any analytical mathematical model. Considering solar radiation ray is composed of a series of different frequency bands with different characteristics, wavelet is introduced to decompose the radiation signal into high and low frequency hefts. By respectively inputting the hefts into BP neural networks, which have strong fault-tolerant ability and nonlinear mapping ability, better prediction precision can be obtained. But BP neural networks are apt to converge at local optimal point, so genetic algorithm is embedded to optimize BP neural networks' weights and threshold values,hybrid algorithm's prediction precision is receivable through these improvements.

源语言英语
主期刊名Advances in Neural Networks - ISNN 2009 - 6th International Symposium on Neural Networks, ISNN 2009, Proceedings
442-450
页数9
版本PART 2
DOI
出版状态已出版 - 2009
活动6th International Symposium on Neural Networks, ISNN 2009 - Wuhan, 中国
期限: 26 5月 200929 5月 2009

出版系列

姓名Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
编号PART 2
5552 LNCS
ISSN(印刷版)0302-9743
ISSN(电子版)1611-3349

会议

会议6th International Symposium on Neural Networks, ISNN 2009
国家/地区中国
Wuhan
时期26/05/0929/05/09

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