Estimation of motion fields by non-linear registration for local lung motion analysis in 4D CT image data.
René WernerJan EhrhardtAlexander Schmidt-RichbergAnabell HeißHeinz HandelsPublished in: Int. J. Comput. Assist. Radiol. Surg. (2010)
Keyphrases
- motion analysis
- motion field
- motion model
- image sequences
- rigid motion
- image data
- flow field
- motion tracking
- estimation process
- optic flow
- optical flow estimation
- ct images
- dense motion field
- motion parameters
- optical flow
- point correspondences
- displacement field
- motion estimation
- image motion
- motion compensated
- lung cancer
- computed tomography
- motion segmentation
- respiratory motion
- image registration
- ct data
- three dimensional
- motion compensation
- articulated objects
- particle filter
- structure from motion
- image quality
- image guided
- video sequences
- medical images
- ct scans
- cardiac motion
- feature points
- medical imaging
- registration accuracy
- tagged mri
- computer vision
- statistical shape model
- moving objects
- velocity field
- closed form
- computational complexity
- ego motion
- range data
- camera motion
- video coding