Artificial Intelligence, Machine Learning, Random Forest, Finance, Trading.
the ones I’ve always used are Mean Absolute Error (MAE), Mean Squared Error (MSE), and the R-squared score (R²). They seem to be the most common. train_mae = mean_absolute_error(y_train, y_train_pred) test_mae = mean_absolute_error(y_test, y_test_pred) train_mse = mean_squared_error(y_train,