PMC:4331678 / 19118-19327 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4331678","sourcedb":"PMC","sourceid":"4331678","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4331678","text":"Based on the fact that tr(KW) = vec(K)T vec(W), where vec(K) is the vectorization operator that stacks the columns of K on top of each other, we can rewrite Eq. (4) as a non-negative linear regression problem:","tracks":[]}