Active contours for heart motion-compensated reconstruction in computed tomography.
Rafael VerdúJuan Morales-SánchezRafael BerenguerLuis WeruagaPublished in: DSP (2002)
Keyphrases
- active contours
- motion compensated
- cone beam
- computed tomography
- image reconstruction
- motion compensation
- ct images
- motion estimation
- three dimensional
- video coding
- level set
- image segmentation
- medical imaging
- object boundaries
- medical images
- ct scans
- active contour model
- prediction error
- level set method
- reconstructed image
- ct data
- motion field
- beating heart
- segmentation method
- energy function
- reconstruction method
- respiratory motion
- energy functional
- super resolution
- curve evolution
- shape prior
- motion vectors
- left ventricle
- x ray
- multiresolution
- video sequences
- bit rate
- cardiac motion
- radon transform
- image analysis
- image registration
- video data