Glossary term
Glossary term
Agentic Systems
The statistical mean of all average precision at k scores across a validation dataset. One use of mean average precision at k is to judge the quality of recommendations generated by a recommendation system.
Although the phrase "mean average" sounds redundant, the name of the metric is appropriate. After all, this metric finds the mean of multiple average precision at k values.
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Created for this library
A search-quality team reports mAP@10 for its top-of-page recommendations because the top of the list is what shoppers actually see.
A music platform reports mAP@20 for its daily mix to balance relevance and diversity in the listening session.
A help-center search team reports mAP@5 because users rarely click past the first five results.
Definition source: Google for Developers Machine Learning Glossary | Creative Commons Attribution 4.0 License