Myocardial Segmentation Using Contour-Constrained Optical Flow Tracking.
Ahmed S. FahmyAhmed O. Al-AgamyAyman M. KhalifaPublished in: STACOM (2011)
Keyphrases
- motion segmentation
- optical flow
- phase contrast
- motion model
- contour detection
- geometric active contours
- optical flow estimation
- feature tracking
- motion analysis
- deformable contour
- boundary extraction
- dense optical flow
- image segmentation
- contour tracking
- moving observer
- smoothness constraint
- cardiac mr images
- motion field
- accurate segmentation
- active contours
- image sequences
- level set
- moving objects
- velocity field
- ellipse fitting
- cardiac motion
- segmentation algorithm
- motion estimation
- tagged mri
- flow field
- multiscale
- snake model
- cardiac mr
- low contrast
- particle filter
- segmentation method
- motion parameters
- moving camera
- computer vision
- object tracking
- gradient vector flow
- microscopy images
- motion tracking
- energy function
- optical flow computation
- automatic initialization
- fully automatic
- left ventricular
- object segmentation
- multiple objects
- active contour model
- shape prior
- appearance model
- heart motion
- energy functional
- object contours
- blood flow