Optical flow estimation in gated cardiac SPECT.
Wenyuan QiXiaofeng NiuYongyi YangPublished in: SSIAI (2012)
Keyphrases
- optical flow estimation
- blood pool
- single photon emission computed tomography
- spect images
- optical flow
- left ventricle
- flow field
- normal subjects
- coarse to fine
- occlusion detection
- optical flow computation
- multiscale
- stereo matching
- motion field
- left ventricular
- estimation of optical flow
- motion model
- image registration
- motion estimation
- fully automatic
- variational methods
- magnetic resonance imaging
- motion discontinuities
- flow estimation
- variational optical flow
- dense optical flow estimation
- velocity field
- multi frame
- feature matching
- high quality
- motion analysis
- closed form
- image analysis
- image sequences