Mean Absolute Percentage Error (MAPE)

Category: volatility

Calculates the Mean Absolute Percentage Error (MAPE) between an actual source and a predicted model (like an EMA) over a rolling window.

Formula

MAPE = \frac{100}{n} \sum_{i=1}^{n} \left| \frac{Actual_i - Predicted_i}{Actual_i} \right|

Inputs

• source1 (default: close)
• period (default: 100)

See signal primitives, usage in published strategies and more on WOBR StrategyVerse.