These are two versions of this indicator, translated from the MT4 platform.
Algorithm 1
min = Lowest RSI in period
max = Highest RSI in period
FAST = ((RSI - min) / (max - min)) * 100;
SLOW = Averege of Fast
Algorithm 2
Value1 = (RSI - min);
Value2 = (max - min)
Value3 = Value1 / Value2;
FAST= 2 * (MVA of Value3 - 0.5);
SLOW =previous FAST
The indicator was revised and updated