PMC:7796058 / 57090-57183 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T414","span":{"begin":0,"end":93},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Next, its magnitude spectrogram is computed, and then mapped onto the Mel scale with power 2."}