Summary: Some statistical functions used in processing audio.
Similar to group, but in case a group is smaller than s, the group is filled with the same number of a's:
groupMinSize 3 0 [1,2,2,3,3,3,4,4,4,4,5,5,5,5,5][,[0,0],[0,0,0],[4,4,4,4],[5,5,5,5,5]]
a median filter: see http://en.wikipedia.org/wiki/Median_filter.
Returns a list with all sliding windows of a particular size. The left and right edge of the list are filled with the first and last (size 2) items, respectively and the remainder is filled with the modemedian of the complete list.