Based on source
https://www.prorealcode.com/prorealtime ... scillator/A Time Cycle Oscillator – Published on IFTA Journal 2018 by Akram El Sherbini (pages 68-77)
http:www.ftaa.org.hk/Files/2018130101754DGQ1JB2OUG.pdf
Bullish signals are generated when WPO crosses over 0
Bearish signals are generated when WPO crosses under 0