这是51的各种滤波程序。 限幅滤波程序中位值滤波程序N点算术平均滤波 N点加权平均滤波 一阶加权滞后滤波程序-This is the 51 various filtering procedures. Limiting median filtering procedure filtering procedure N-point arithmetic mean filter N-point weighted average filter of first order lag filter weighted procedures