josi wrote: Sat May 06, 2023 11:39 pm what are the yellow and magenta bars - possible reversal points?
how do you calculate them?

Yes, this is the usual convergence of the price and the oscillator. I don't call them all signals. Without a filter or strategy, they are not interesting.
I highlighted the convergence in color. To facilitate the search in this direction.

Probably, these are continuation signals.