The real author:
Luis Guilherme Damiani
Description:
The unnormalized oscillator using Fisher Transform. Trading signals occur in the breakthrough of the high and low triggering threshold determined in the indicator input parameters:
//+-----------------------------------+ //|  INDICATOR INPUT PARAMETERS    | //+-----------------------------------+ input int MAfast=4;  //the period of a fast Moving Average input int MAslow=49; //the period of a slow Moving Average input  ENUM_MA_METHOD  MAType=MODE_EMA; //the method of averaging input ENUM_APPLIED_PRICE  MAPrice=PRICE_CLOSE; //price input double UpTrigger=+0.07; //the breakthrough level input double DnTrigger=-0.07; //the breakthrough level
This indicator was first implemented in MQL4 and published in Code Base at mql4.com on 15.10.2007. Â
Image:
Fig.1 The RAVI_FX_Fisher indicator