哈工大的神经网络课件，内含源代码，很实用，欢迎下载-HIT the neural network software, including source code, it is useful, please download

MATLAB语言编写的一个水质分析的程序，应用BP神经网络思想对水质进行分类。-A water quality analysis MATLAB language program, BP neural network to classify the water quality of thought.