Segmentation of endocardium in ultrasound images based on sparse representation over learned redundant dictionaries.
Roberto Rosas-RomeroHemant D. TagarePublished in: Eng. Appl. Artif. Intell. (2014)
Keyphrases
- sparse representation
- ultrasound images
- echocardiographic images
- medical ultrasound
- active contour segmentation
- ultrasound imaging
- carotid artery
- dictionary learning
- sparse coding
- edge detection
- face recognition
- test images
- speckle noise
- compressive sensing
- image classification
- image patches
- speckle reduction
- high dimensional data
- left ventricle
- segmentation method
- sparse approximations
- segmentation algorithm
- signal processing
- image segmentation
- multiscale
- image representation
- level set
- dimensionality reduction
- object recognition
- pattern recognition
- medical images
- image analysis
- image processing
- data sets