3D random walk based segmentation for lung tumor delineation in PET imaging.
D. P. OnomaSu RuanIsabelle GardinG. A. MonnehanRomain ModzelewskiPierre VeraPublished in: ISBI (2012)
Keyphrases
- random walk
- positron emission tomography
- pet ct
- pet images
- treatment planning
- random walker
- segmentation algorithm
- ct images
- medical imaging
- segmentation method
- image analysis
- image reconstruction
- brain tumors
- image segmentation
- region growing
- medical images
- markov chain
- lymph nodes
- magnetic resonance imaging
- accurate segmentation
- brain imaging
- lung cancer
- transition probabilities
- computed tomography
- segmentation result
- directed graph
- imaging modalities
- clinical applications
- magnetic resonance images
- graph laplacian
- magnetic resonance
- image guided radiotherapy
- flow graph
- image processing
- transition probability matrix
- thoracic ct
- spectral graph partitioning
- markov random walk
- graph cuts
- breast cancer
- partial volume
- radiation doses
- level set
- mr images
- automatic segmentation