Automatic lumen border detection in IVUS images using dictionary learning and kernel sparse representation.
Jijun TongKai LiWenting LinXia ShudongAnwar AliLurong JiangPublished in: Biomed. Signal Process. Control. (2021)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- image super resolution
- image classification
- random projections
- face recognition
- group sparsity
- compressive sensing
- high dimensional data
- sparse codes
- compressed sensing
- signal processing
- image patches
- dimensionality reduction
- image representation
- single image super resolution
- object detection
- kernel function
- kernel methods
- negative matrix factorization
- feature space
- higher order
- pattern recognition
- co occurrence
- test images
- linear combination