Hit Rate
Created: 2022-12-09 15:12
#note
Average reciprocal hit rate(ARHR) = $\frac{\sum^{n}_{i=1} \frac{1}{rank_i}}{Users}$ -> more attention to top list
Cumulative hit rate (cHR) -> we should not recommend items that users will not enjoy.
Rating hit rate (rHR) -> we should recommend items that users liked
References
Tags
#recsys