Laplacian Regularized Nonnegative Representation for Clustering and Dimensionality Reduction.
Yin-Ping ZhaoLong ChenC. L. Philip ChenPublished in: IEEE Trans. Circuits Syst. Video Technol. (2021)
Keyphrases
- dimensionality reduction
- high dimensional data
- high dimensionality
- least squares
- clustering method
- matrix factorisation
- low dimensional
- feature extraction
- clustering algorithm
- pattern recognition and machine learning
- nonnegative matrix factorization
- principal component analysis
- objective function
- k means
- data representation
- multidimensional scaling
- high dimensional
- data points
- data sets
- data representations
- data clustering
- sparsity constraints
- unsupervised feature selection
- neural network
- sparse coding
- hierarchical clustering
- document clustering
- information theoretic
- face recognition
- unsupervised learning
- pattern recognition