Variable Index Dynamic Average (VIDYA)

Variable Index Dynamic Average was developed by Tushar Chande is a moving average using exponential smoothing to automatically adjusts its speed based on market volatility. It’s calculated according to the following formula:

VIDYA(i) = Price(i) * F * ABS(CMO(i)) + VIDYA(i-1) * (1 – F* ABS(CMO(i)))


  • ABS(CMO(i)) – current value of 9-period Chande Momentum Oscillatorused to calculate the volatility index;
  • VIDYA(i-1) – previous value of VIDYA.

How to trade with VIDYA Indicator

Chande’s VIDYA can be used in forex trading like a standard moving averages.

Variable Index Dynamic Average


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