PMC:7796058 / 76449-76754 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T591","span":{"begin":0,"end":164},"obj":"Sentence"},{"id":"T592","span":{"begin":165,"end":305},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Recall Recall=1n ∑j|Rj ∩Mj ||Mj| (4) The Recall measure is defined as the ratio of the total number of items appearing in both Rj and Mj to the number of Mj [66]. Similarly, to the Precision measure, a higher value for Recall means a better performance and higher accuracy for the recommender algorithm."}