Detection of overlapping acoustic events based on NMF with shared basis vectors.
Kazumasa YamamotoChikara IshikawaKoya SahashiSeiichi NakagawaPublished in: GCCE (2017)
Keyphrases
- basis vectors
- nonnegative matrix factorization
- linear combination
- feature space
- negative matrix factorization
- sparse coding
- sparse representation
- basis functions
- original data
- matrix factorization
- low dimensional
- data representation
- data matrix
- image classification
- high dimensional data
- machine learning
- document clustering
- signal processing
- least squares
- object recognition
- pattern recognition