Hacker News new | past | comments | ask | show | jobs | submit login

Are there any objective measurement of the quality of recommendations across various recommendation systems?



There is more than one, depending on the problem and what exactly do you want to improve. For example RMSE is the measurement used for the Netflix Prize.


I really liked Greg's commentary on RMSE -- summed up my thoughts better than I could:

http://glinden.blogspot.com/2009/03/what-is-good-recommendat...




Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: