Reconstruction of EIT images via patch based sparse representation over learned dictionaries.
Qi WangHongjun SunJianming WangRonghua ZhangHuaxiang WangPublished in: I2MTC (2015)
Keyphrases
- sparse representation
- image super resolution
- test images
- image classification
- dictionary learning
- sparse reconstruction
- image patches
- compressed sensing
- piecewise smooth
- reconstruction error
- compressive sensing
- sparse coding
- three dimensional
- learned dictionary
- single image super resolution
- basis vectors
- input image
- regularized least squares
- image features
- image representation
- joint optimization
- face recognition
- sparse approximations
- object tracking
- ground truth
- image data
- sparse codes
- object recognition
- high dimensional data
- low rank matrix recovery
- image reconstruction
- signal processing
- random projections
- image set
- sparsity constraints
- dimensionality reduction
- image retrieval
- data sets
- occlusion handling
- image matching