Adjusted R 2 is the better model when you compare models that have a different amount of variables. The logic behind it is, that R2 always increases when the ... ... <看更多>

Scikit-Learn's Linear Regression does not return the adjusted R squared. However, from the R -squared you can calculate the adjusted R ... ... <看更多>

爬文有看到相同情況，但似乎沒有明確的答案？ 想請問adjusted r-square跑出負值是正常的嗎？ 如果是，該怎麼解釋啊？ 難道要說自變數對依變數的解釋 ... ... <看更多>