Chris Stoeckert
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2016-07-25
- assigned_to: jzheng
The current definition of "Non negative matrix factorization":
“Non negative matrix factorization is a data transformation in which factorises a matrix and which forces that all elements must be equal to or greater than zero.”
Suggest change to
“A data transformation in which a matrix is factorized into (usually) two matrices with the property that all three matrices have no negative elements.”
Definition source:
https://en.wikipedia.org/wiki/Non-negative_matrix_factorization