The base is on Delta Phenomenon.
The theory of Delta Phenomenon reference textbook please check:https://www.deltasociety.com/content/de
however, the finding turning point of serial numbers of Delta is quite subjective.
therefore i build the indicator to accumlate the turning points by divided four term delta.
the most accumulated point mark from 1.
it might be easy to be read i think.
the both side arrows show the expended area which the peak would appeared.
please see the sample of screenshot for your reference.
do you think this kind of display could be repainted? the advise is to try it.