Content-based image retrieval using student's t-mixture model and constrained multiview nonnegative matrix factorization.
Hongqing ZhuQunyi XiePublished in: Multim. Tools Appl. (2018)
Keyphrases
- mixture model
- nonnegative matrix factorization
- em algorithm
- negative matrix factorization
- generative model
- data representation
- probabilistic model
- matrix factorization
- least squares
- model selection
- maximum likelihood
- expectation maximization
- spectral clustering
- language model
- learning process
- data matrix
- principal component analysis
- unsupervised learning
- original data
- document clustering
- data sets
- sparse representation
- recommender systems
- object recognition
- pattern recognition
- objective function