MATLAB神经网络BP网络研究与应用

Research and application on MATLAB BP neural network

阐述了MATLAB神经网络,着重研究了其BP网络的网络结构,指出了BP算法的主要缺点,利用其工 具箱中的函数对BP算法进行了改进。根据MATLAB神经网络BP网络的网络结构,提出了一种具有天气敏感性 的基于快速BP算法的神经网络预测模型,并对电力短期负荷进行了预测。预测结果,证明了该算法的有效性。

The construct of MATLAB BP neural network is discussed. The disadvantage of BP algorithm is pointed out. BP algorithm is improved by function in its toolbox. The prediction model of weather sensitivity of fast BP algorithm is put. The prediction results prove BP algorithm validity.