Stocks & Commodities V. 42:07 (32–33, 37): What Is The Real Meaning Of The EMA Alpha? by John F. Ehlers
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What Is The Real Meaning Of The EMA Alpha? by John F. Ehlers
In an exponential moving average, the smoothing factor, also known as a weighted multiplier or alpha, is the parameter that determines how values in the lookback period are weighted. Weights decline exponentially as the data points get older. How is alpha found, and why is this significant? Here are some analytical and practical insights.
An exponential moving average (EMA) is a first-order smoothing filter. That is, it only uses one previous result in computing the current value ...
In an exponential moving average, the smoothing factor, also known as a weighted multiplier or alpha, is the parameter that determines how values in the lookback period are weighted. Weights decline exponentially as the data points get older. How is alpha found, and why is this significant? Here are some analytical and practical insights.
An exponential moving average (EMA) is a first-order smoothing filter. That is, it only uses one previous result in computing the current value ...
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