PMC:7796058 / 54364-54457 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T391","span":{"begin":0,"end":93},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"For this step 80 percent of the images were selected for training and 20 percent for testing."}