Research indexJournal article
PSD nonlinear correction based on BP optimization algorithm
Zhang, Kang, Wu and 2 others
Journal of Applied Optics1 Jan 2016Open access
NobleIDark:/48914/w1/20260516/8D59255EDOI10.5768/jao201637.0303003
Journal articleOpen access
PSD nonlinear correction based on BP optimization algorithm
Zhang, Kang, Wu and 2 others · Journal of Applied Optics · 2016
NobleIDark:/48914/w1/20260516/8D59255EDOI10.5768/jao201637.0303003
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You can read the abstract here, or the full text at the publisher.
Abstract
针对位置敏感探测器(PSD)固有的非线性,提出一种基于BP优化算法的PSD非线性校正方法。以传统的牛顿算法为基础,推导了LevenbergMarquardt算法,即BP优化算法的相关原理。采用Matlab软件编程,网络采用具有2个中间隐层的结构形式,2个隐层使用的神经元数分别为40和30,最大训练次数取500次,利用sim函数计算并仿真网络输出,网络输出误差均在0.001 mm之内,其中最大误差不超过0.003 mm,实现了对PSD非线性的校正。