Non-negative Local Sparse Coding for Subspace Clustering.
Babak HosseiniBarbara HammerPublished in: IDA (2018)
Keyphrases
- sparse coding
- subspace clustering
- high dimensional
- high dimensional data
- sparse representation
- dictionary learning
- natural images
- clustering method
- linear combination
- subspace clusters
- image classification
- generative model
- image representation
- unsupervised learning
- clustering algorithm
- high dimensionality
- feature space
- image patches
- visual words
- dimensionality reduction
- low dimensional
- nearest neighbor
- data sets
- subspace projections
- bag of words
- small number
- data analysis
- image segmentation
- image processing
- information retrieval