An iterative particle filter approach for respiratory motion estimation in nuclear medicine imaging.
Ashrani Aizzuddin Abd. RahniKevin WellsEmma LewisMatthew GuyBudhaditya GoswamiPublished in: Medical Imaging: Image Processing (2011)
Keyphrases
- particle filter
- motion estimation
- motion model
- motion compensation
- object tracking
- particle filtering
- visual tracking
- kalman filter
- likelihood function
- monte carlo
- appearance model
- data association
- state estimation
- motion vectors
- computer vision
- robust visual tracking
- state space
- robust tracking
- image processing
- video sequences
- optical flow
- motion field
- face tracking
- image sequences
- importance sampling
- multiple object tracking
- mean shift
- multiple hypotheses
- sequential monte carlo
- target tracking
- multiple hypothesis
- video coding
- motion segmentation
- observation model
- multiple objects
- extended kalman filter
- articulated body
- rao blackwellized particle filter
- motion detection
- high resolution
- computational complexity
- motion tracking
- proposal distribution
- markov chain monte carlo
- tracking scheme
- motion analysis
- abrupt motion