Median filter algorithm. Place a window over element;; Pick up elements;; Order elements;; Take the middle element. ... <看更多>

It looks like you're trying to implement a two-dimensional median filter. The straightforward way to implement such a filter is to have four ... ... <看更多>

Non-linearity. A linear filter is mathematically described by the convolution sum (for discrete signals) and the convolution integral for ... ... <看更多>