空气质量降维B-P神经网络评价法及其MATLAB实现 简介: 用主成分分析将多维空间的样本数据降维到低维空间，将其作为BP网络的输入。BP网络的算法采用LM优化法。描述了该网络的MATLAB程序语言实现过程。-Air quality dimension reduction BP neural network uation method on MATLAB Introduction: Using principal component analysis will drop the sa

MATLAB的空气质量评价的应用，数据为贵阳市近年来的天气资料(The application of MATLAB to air quality evaluation, data for weather information in recent years in Guiyang)