利用bp神经网络对遥感图像进行分类，输入样本值后，根据样本值对遥感图像不同的地物进行分类，分类后计算每种地物所占面积-The use of bp neural network classification of remote sensing images, enter a sample value, based on the sample value of the different features of remote sensing image classification, classif

BP神经网络的整个训练过程,实现了图像的加水印，去噪，加噪声等功能，包括最后计算压缩图像的峰值信噪比和压缩效果的源码。- The entire training process BP neural network, Realize image watermarking, de-noising, plus noise and other functions, Including the final calculation of the compressed image peak signal to