用c语言实现的一个卡尔曼滤波算法，可以在基础结合相应的应用来修改-Using a Kalman filter algorithm c language, can be the basis of combined application to modify

做图像处理时用到的7×7的mexican fliter,该模板的效果很不错哦-Do image processing used in 7 x7 Mexican filter, the template of the effect is very good