Heart-lung sound separation by nonnegative matrix factorization and deep learning.
Weibo WangShubo WangDimei QinYu FangYongkang ZhengPublished in: Biomed. Signal Process. Control. (2023)
Keyphrases
- deep learning
- nonnegative matrix factorization
- matrix factorization
- negative matrix factorization
- sound source
- data representation
- unsupervised learning
- least squares
- machine learning
- spectral clustering
- principal component analysis
- mental models
- image processing
- document clustering
- original data
- objective function
- weakly supervised
- information extraction
- semi supervised
- recommender systems
- similarity measure
- feature extraction
- computer vision