Motion compensation for cone-beam CT based on 4D motion field of sinogram tracked markers.
Dirk SchäferMatthias BertramNorbert ConradsJens WiegertGeorg RoseVolker RaschePublished in: CARS (2004)
Keyphrases
- motion compensation
- motion field
- motion estimation
- motion compensated
- motion vectors
- video compression
- image sequences
- video coding
- motion estimation algorithm
- image reconstruction
- block matching
- flow field
- velocity field
- radon transform
- consecutive frames
- reconstructed image
- image guided
- beating heart
- computed tomography
- bit rate
- video sequences
- inter frame
- motion model
- optical flow
- video coder
- reference frame
- reconstruction method
- ct images
- image segmentation