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Line 17: In this simple case it will just correspond to a scaling and a [[permutation]]. More control over the non-uniqueness of NMF is obtained with spacity contraints<ref>Julian Eggert, Edgar Körner, "[http://dx.doi.org://10.1109/IJCNN.2004.1381036 Sparse coding and NMF]", ''Proceedings. 2004 IEEE International Joint Conference on Neural Networks, 2004., pp. 2529-2533, 2004.</ref>. == Sources and external links ==

Non-negative matrix factorization: Difference between revisions