Technical perspective: Evaluating sampled metrics is challenging
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DOI: 10.1145/3535334
Abstract: dure multiple times. Moreover, the paper shows that relatively large samples are needed to obtain consistent results from sampled metrics. In fact, the paper shows that when 1/3 of the whole catalogue is used as… read more here.
Keywords: perspective evaluating; metrics challenging; technical perspective; sampled metrics ... See more keywords
On sampled metrics for item recommendation
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DOI: 10.1145/3535335
Abstract: Recommender systems personalize content by recommending items to users. Item recommendation algorithms are evaluated by metrics that compare the positions of truly relevant items among the recommended items. To speed up the computation of metrics,… read more here.
Keywords: item recommendation; sampled metrics; metrics item;