AAAAf EhlersFiltersEhlers FiltershFor interpretation refer to the April 2001 issue of Technical Analysis of STOCKS & COMMODITIES magazine.AAAAAAAAAAAAAADAAAA MedianPriceAA’AAAAAbsAAAAX ²šAAAAÔAAAACumSumAAAAPrice@ßvšAAAAAALengthx>†šAAAA AAAACumSumAAAAPrice@ßvšAAAAAALengthx>†šAAAAAAAAcoefAAAAcoefpmAAprAAAAprpmAAthisAAAA¤CÎAAtiAAAAtipmAAAAAAAA,!!!- 1!  AAAA~var ti:=15; pr:=MedianPrice(); coef:=Abs(pr - pr\5\); end_var return CumSum(coef * pr, ti) / CumSum(coef, ti);AAAA