表示出两帧图像间各个像素点的相对情况，这是第二能量熵的matlab代码，包括最小二乘法、SVM、神经网络、1_k近邻法。- Between two images showing the relative circumstances of each pixel, This is the second energy entropy matlab code, Including the least squares method, the SVM, neural networks, 1 _k neighbor method.