Improved hypergraph regularized Nonnegative Matrix Factorization with sparse representation.
Sheng HuangHongxing WangYongxin GeLuwen HuangfuXiaohong ZhangDan YangPublished in: Pattern Recognit. Lett. (2018)
Keyphrases
- sparse representation
- nonnegative matrix factorization
- sparsity constraints
- negative matrix factorization
- regularized least squares
- dictionary learning
- basis vectors
- sparse coding
- sparse reconstruction
- least squares
- face recognition
- image classification
- higher order
- image patches
- compressive sensing
- matrix factorization
- high dimensional data
- signal processing
- norm minimization
- low rank
- data representation
- image representation
- dimensionality reduction
- data mining
- machine learning
- data sets
- image segmentation
- unsupervised feature selection
- similarity measure
- multiscale
- global constraints
- feature space
- document clustering
- image data
- co occurrence
- principal component analysis