The Volatility strength indicator is an expression of the “average” volatility that a stock would be experiencing. Based on a blend of short Average True Ranges, the Volatility Strength identifies Weak, Normal and Strong “regimes” of volatility.Finally, we re-represent these values on a simple scale of -0.5 (min) to +0.5 (max) and record the oscillations of its price volatility.Volatility Strenght : "volatility_strength": The value of the volatility strenght.Volatility Strenght Status: "volatility_strength_status": The status of the volatility strenght. Values are "Weak", "Normal" and "Strong".