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A Demonstration of Hierarchical Structure Usage in Expressive Timing Analysis by Model Selection Tests
© 2018 Technical Committee on Control Theory, Chinese Association of Automation. Analysing expressive timing in performed music can help machine to perform various perceptual tasks such as identifying performers and ...
Theorems on positive data: on the uniqueness of NMF.
We investigate the conditions for which nonnegative matrix factorization (NMF) is unique and introduce several theorems which can determine whether the decomposition is in fact unique or not. The theorems are illustrated ...