PMC:7782580 / 684-871 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T7","span":{"begin":91,"end":175},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"al indices (F1 scores \u003e 96.72% (0.9307, 0.9890) and specificity \u003e99.33% (0.9792, 1.0000)). Heatmaps are used to visualize the salient features extracted by the neural network. The neural "}