GT::Indicators::RSI - Relative Strength Index
The standard RSI is the RSI 14 days : GT::Indicators::RSI->new()
If you need a non standard RSI use for example : GT::Indicators::RSI->new([25])
This indicators is validated by the values from comdirect.de. The stock used was the DAX (data from yahoo) at the 04.06.2003:
RSI[14,{I:Prices CLOSE}][2003-06-04] = 57.5433 (comdirect=57.54)