Sparse Representation of Gaussian Molecular Surface.
Sheng GuiMinxin ChenBenzhuo LuPublished in: CoRR (2019)
Keyphrases
- sparse representation
- dictionary learning
- three dimensional
- face recognition
- sparse coding
- van der waals
- image classification
- compressive sensing
- compressed sensing
- random projections
- negative matrix factorization
- signal processing
- joint optimization
- regularized least squares
- image representation
- high dimensional data
- sparse reconstruction
- piecewise smooth
- sparse approximations
- image patches
- reconstruction error
- d objects
- sparsity constraints
- data sets
- dimensionality reduction
- bag of words
- image reconstruction
- maximum likelihood
- norm minimization
- image features
- multiscale
- data mining