Direction-dependent regularization for improved estimation of liver and lung motion in 4D image data.
Alexander Schmidt-RichbergJan EhrhardtRené WernerHeinz HandelsPublished in: Medical Imaging: Image Processing (2010)
Keyphrases
- image data
- ct images
- breathing motion
- accurate registration
- ct scans
- image sequences
- estimation process
- motion analysis
- motion field
- optical flow estimation
- computed tomography images
- respiratory motion
- flow estimation
- motion estimation
- optical flow
- space time
- motion model
- motion segmentation
- computed tomography
- rigid motion
- robust estimation
- motion parameters
- human motion
- camera motion
- organ motion
- ultrasound probe
- visual data
- magnetic resonance
- ct data
- estimation accuracy
- ego motion
- estimation algorithm
- generalized cross validation
- feature points
- image quality
- computer vision