New maximum likelihood motion estimation schemes for noisy ultrasound images.
Boaz CohenIts'hak DinsteinPublished in: Pattern Recognit. (2002)
Keyphrases
- ultrasound images
- maximum likelihood
- motion estimation
- speckle noise
- medical ultrasound
- additive noise
- video coding
- motion vectors
- optical flow
- speckle reduction
- expectation maximization
- image sequences
- parameter estimation
- maximum a posteriori
- motion compensated
- em algorithm
- edge detection
- multi frame
- active contour segmentation
- carotid artery
- ultrasound imaging
- spatial domain
- motion field
- motion compensation
- super resolution
- video sequences
- motion model
- block matching
- echocardiographic images
- computational complexity
- high resolution
- multiscale
- computer vision