MSE、RMSE、MAE、R-Squared

均方误差(MSE)
MSE (Mean Squared Error)叫做均方误差



均方根误差(RMSE)
RMSE(Root Mean Squard Error)均方根误差



MAE
MAE(平均绝对误差)



R Squared
分子是Residual Sum of Squares 分母是 Total Sum of Squares
那就看公式吧

https://www.jianshu.com/p/9ee85fdad150


Category algorithm