The real author:

Doji Starr

Another variation on Moving Averages...

Indicator input parameters:

//+-----------------------------------+
//|INDICATOR INPUT PARAMETERS         |
//+-----------------------------------+
input int Length=10; //the depth of smoothing                    
input double Power=2.0; //the degree of averaging
input Applied_price_ IPC=PRICE_CLOSE;//price constant
/* , on which the indicator calculations performed ( 1-CLOSE, 2-OPEN, 3-HIGH, 4-LOW, 
  5-MEDIAN, 6-TYPICAL, 7-WEIGHTED, 8-SIMPL, 9-QUARTER, 10-TRENDFOLLOW, 11-0.5 * TRENDFOLLOW.) */
input int Shift=0; // horizontal shift of the indicator in bars
input int PriceShift=0; // vertical shift of the indicator in points 

This indicator was first implemented in MQL4 and published in Code Base at mql4.com on 18.09.2008.  

Fig.1 The EF_distance indicator