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一种基于附加动量法的改进BP算法
Improved BP Algorithm Based on the Additional Momentum Method
【摘要】 本文研究了基本BP算法的工作原理,分析了导致基本BP算法学习效率低的原因,提出了基于附加动量法的改进BP算法。经过理论分析和实验验证,在基本BP算法中加入附加动量的方法,可以加快BP神经网络的学习速度,提高BP神经网络的学习效率。
【Abstract】 The basic BP algorithm work principle is discussed and the reason for low efficiency of basic BP algorithm is analyzed.Improved BP algorithm based on additional momentum is proposed.Through theoretical analysis and experimental verification,adding additional momentum in the basic BP algorithm can accelerate the learning speed of BP neural network and advance the learning efficiency.
【关键词】 BP算法;
最速下降法;
学习效率;
附加动量法;
【Key words】 BP algorithm; gradient method; learning efficiency; additional momentum;
【Key words】 BP algorithm; gradient method; learning efficiency; additional momentum;
【基金】 河南省教育厅青年骨干教师资助项目(2010GGJS-259)
- 【文献出处】 济源职业技术学院学报 ,Journal of Jiyuan Vocational and Technical College , 编辑部邮箱 ,2012年03期
- 【分类号】TP183
- 【被引频次】37
- 【下载频次】704