Formulas:
ETVI = EMA(EMA(TVI)),
Signal = EMA(ETVI), where
TVI = EMA(TV), where
TV = 100*(EMA_Up2-EMA_Dn2)/sum,
EMA_Up2 = EMA(EMA(UpTicks)),
EMA_Dn2 = EMA(EMA(DnTicks)),
UpTicks = (Volume+(Close-Open)/pipSize)/2,
DnTicks = Volume-UpTicks,
pipSize - size of 1 pip.
Download: