Harmonic and inharmonic Nonnegative Matrix Factorization for Polyphonic Pitch transcription.
Emmanuel VincentNancy BertinRoland BadeauPublished in: ICASSP (2008)
Keyphrases
- nonnegative matrix factorization
- musical instrument
- musical instruments
- matrix factorization
- negative matrix factorization
- probabilistic latent semantic indexing
- data representation
- active set
- nonnegative matrix
- least squares
- spectral clustering
- original data
- document clustering
- principal component analysis
- factor matrices
- objective function
- image sequences
- image processing
- search engine
- information retrieval