PMC:7782580 / 15537-15695 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T114","span":{"begin":0,"end":158},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The stage I and stage II sub-frameworks were designed to extract features corresponding to different optimization goals in the analysis of the medical images."}