Determining Functional Units of Tongue Motion via Graph-Regularized Sparse Non-negative Matrix Factorization.
Jonghye WooFangxu XingJunghoon LeeMaureen L. StoneJerry L. PrincePublished in: MICCAI (2) (2014)
Keyphrases
- sparse non negative
- matrix factorization
- sparse coding
- functional units
- collaborative filtering
- low rank
- recommender systems
- missing data
- nonnegative matrix factorization
- factorization methods
- sparse representation
- natural images
- negative matrix factorization
- unsupervised learning
- image classification
- higher order
- sparsity constraints
- least squares
- data sets
- image representation