Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

计算srocc前进行线性映射 #17

Closed
lionzhnn opened this issue Oct 31, 2019 · 2 comments
Closed

计算srocc前进行线性映射 #17

lionzhnn opened this issue Oct 31, 2019 · 2 comments

Comments

@lionzhnn
Copy link

你好,一般在计算srocc的时候,需要将客观数据进行线性映射,我在您代码里没有看到有映射的步骤,不知道是不是理解有误。

@lionzhnn lionzhnn closed this as completed Nov 2, 2019
@lidq92
Copy link
Owner

lidq92 commented Nov 6, 2019

@lionzhnn 任何情况,计算SROCC/KROCC不需要进行非线性映射。对于那些客观预测值范围和主观质量范围不一致的方法,需要做非线性映射后再计算PLCC/RMSE/OR等。合理的做法是,这个非线性映射应该用训练集的数据来拟合。
另外一般对着主观分数训练的方法,打分范围本身就和主观范围一致了,是不需要做非线性映射的;如果要做,请用训练集的数据进行拟合。

@lionzhnn
Copy link
Author

lionzhnn commented Nov 6, 2019 via email

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
None yet
Projects
None yet
Development

No branches or pull requests

2 participants