Graph regularized and sparse nonnegative matrix factorization with hard constraints for data representation.
Fuming SunMeixiang XuXuekao HuXiaojun JiangPublished in: Neurocomputing (2016)
Keyphrases
- data representation
- nonnegative matrix factorization
- sparsity constraints
- hard constraints
- soft constraints
- tensor factorization
- constraint satisfaction
- constraint satisfaction problems
- search space
- dimensionality reduction
- cost function
- xml documents
- computer vision
- multi objective evolutionary algorithms
- efficient computation
- graph cuts
- structured data
- high dimensional
- feature space
- machine learning