Based on the time delay estimation of power spectrum, Is a two hidden layer back propagation neural network, Course designed to prepare the matlab program code.

PV modules contain, MPPT module, BOOST module, inverter module, Is a two hidden layer back propagation neural network, Import data files as input parameters matlab program is running.

Based on wavelet transform digital watermarking algorithm matlab code, Is a two hidden layer back propagation neural network, This program has exceeded the performance of other algorithms.