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Date/Time: Fri, 01 Mar 2024 23:47:34 +0000

Post From: Automated Trading System AND logic

[2019-07-17 19:22:51]
Sawtooth - Posts: 3933
The Volatility Trend Indicator study appears to be similar to the Parabolic study, in that if price crosses the previous value, it switches sides.

The formulas in post#4 could be used to find the transitions (direction change):
Color Background Based on Alert Condition and the Parabolic SAR (PSAR)

To convert them for a spreadsheet study:
VTI moves below price bar (transition to upslope):
VTI moves above price bar (transition to downslope):

If you want a +1/-1 persistent output in the same column, e.g. cell P3: