📅  最后修改于: 2022-03-11 15:00:26.883000             🧑  作者: Mango
(y - yhat) % Errors
(y - yhat).^2 % Squared Error
mean((y - yhat).^2) % Mean Squared Error
RMSE = sqrt(mean((y - yhat).^2)); % Root Mean Squared Error