Multichannel biomedical time series clustering via hierarchical probabilistic latent semantic analysis.
Jin WangXiangping SunSaeid NahavandiAbbas Z. KouzaniYuchuan WuMary Fenghua ShePublished in: Comput. Methods Programs Biomed. (2014)
Keyphrases
- probabilistic latent semantic analysis
- co occurrence
- visual features
- latent dirichlet allocation
- latent semantic
- probabilistic model
- latent semantic analysis
- negative matrix factorization
- text mining
- topic models
- em algorithm
- latent variables
- topic modeling
- machine learning
- expectation maximization
- scene classification
- information extraction