PMC:7782580 / 63391-63584 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T476","span":{"begin":0,"end":193},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The detailed calculation process was as follows: we conducted random sampling with replacement to generate 1000 new test data sets with the same number of samples as the original test data set."}