Distant Sound Source Suppression Based on Multichannel Nonnegative Matrix Factorization with Bases Distance Maximization Penalty.
Kazuma TakiguchiArata KawamuraYouji IiguniPublished in: ISPACS (2019)
Keyphrases
- nonnegative matrix factorization
- sound source
- objective function
- negative matrix factorization
- data representation
- matrix factorization
- least squares
- spectral clustering
- document clustering
- principal component analysis
- machine learning
- speech signal
- original data
- semi supervised
- data sets
- multimedia
- real environment
- dimensionality reduction
- text classification
- co occurrence
- audio visual
- neural network