AI Blog

AI Blog

by Michele Laurelli

MAE (Mean Absolute Error)

Metric
Definition

Loss function measuring average absolute difference between predicted and actual values.

MAE = (1/n) * Σ|y_true - y_pred|. More robust to outliers than MSE. Linear penalty for errors.

Examples

1

Robust regression loss

2

Outlier-resistant evaluation

3

Error magnitude

Michele Laurelli - AI Research & Engineering