Affine optical flow combined with multiscale image analysis for motion estimation of the arterial wall from B-mode ultrasound.
Aimilia GastouniotiNikolaos N. TsiaparasSpyretta GolematiJohn S. StoitsisKonstantina S. NikitaPublished in: EMBC (2011)
Keyphrases
- optical flow
- motion estimation
- multiscale
- image analysis
- optical flow estimation
- affine invariant
- scale space
- computer vision
- motion field
- optical flow computation
- image sequences
- image processing
- image segmentation
- motion parameters
- motion model
- block matching
- motion vectors
- motion segmentation
- video coding
- inter frame
- motion compensation
- least squares
- reference frame
- pattern recognition
- vector field
- video sequences
- affine transformation
- camera motion
- flow field
- motion compensated
- dense optical flow
- flow estimation
- optical flow algorithm
- motion estimates
- multi frame
- feature tracking
- image motion
- blood flow
- edge detection
- image registration
- medical imaging
- shear stress
- ego motion
- super resolution
- image representation
- coarse to fine
- d scene
- velocity field
- medical images
- video compression
- blood pressure
- feature detection
- wavelet transform
- curvature scale space
- qualitative and quantitative evaluation
- moving objects