gif图像处理 包括对多帧gif动画的缩放，裁切，旋转等操作-gif image processing including multi-frame animated gif of the scaling, cropping, rotating, etc. operations

复化三点Gauss-lengend公式求pi，旋转机械二维全息谱计算，利用matlab针对图像进行马氏距离计算 。- Complex of three-point Gauss-lengend the Formula pi, Rotating machinery 2-d holographic spectrum calculation, Using matlab to calculate the Mahalanobis distance for the image.