가이드 연계 퀴즈 · 중간 레벨

Evaluating Recommender Systems: NDCG, Hit Rate and More Quiz

Tests top-K ranking metric definitions, what each measure captures, how labels affect interpretation, and why offline scores need live outcome validation.

관련 가이드 경로Evaluating Recommender Systems Metrics
질문 1 의 8

A list has 10 recommendations, of which 4 are relevant under the evaluation labels. What is Precision@10?