Fast angiographic OCT imaging using sparse representations over learned dictionaries.
Ivana StojanovicNishant MohanBenjamin J. VakocW. Clem KarlPublished in: ISBI (2011)
Keyphrases
- sparse representation
- optical coherence tomography
- coronary artery
- dictionary learning
- sparse coding
- image processing
- face recognition
- clinical workflow
- image patches
- signal processing
- image classification
- image representation
- high dimensional data
- negative matrix factorization
- compressive sensing
- random projections
- imaging modalities
- test images
- medical imaging
- compressed sensing
- high resolution
- x ray
- learned dictionary
- data mining
- dimensionality reduction
- sparse reconstruction
- low contrast
- image denoising
- medical images
- higher order
- single image super resolution
- computer vision