Exploring Sparse Representation for Improved Online Handwriting Recognition.
Subhasis MandalSyed ShahnawazuddinRohit SinhaS. R. Mahadeva PrasannaSuresh SundaramPublished in: ICFHR (2018)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- compressive sensing
- face recognition
- joint optimization
- compressed sensing
- image classification
- image patches
- random projections
- negative matrix factorization
- reconstruction error
- high dimensional data
- test images
- image representation
- signal processing
- piecewise smooth
- sparse approximations
- norm minimization
- object tracking
- dimensionality reduction
- object detection
- image segmentation
- sparsity constraints
- neural network
- data analysis
- regularized least squares
- sparse coefficients