3D Slicer Users Group Meeting
description
Transcript of 3D Slicer Users Group Meeting
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3D Slicer Users Group Meeting
AAPM/COMP
Vancouver, August 2, 2011
Nadya ShusharinaDepartment of Radiation OncologyMassachusetts General Hospital
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Interactive deformable registration with landmarks
Radial Basis Functions
- TPS (global support)
- Wendland (local support)
- Gaussian (global support with variable kernel width, allowed for local regularization)
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Areas of application
• local details of the image, primarily the details of low contrast
• anatomic changes – tumor shrinking– weight loss
• gross body movement– breathing– position variation
• substantial volume change– full vs empty bladder or rectum
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Misalignment caused by anatomic changes
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Misalignment caused by position variation
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Misalignment caused by position variation
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Misalignment caused by the rectum enlargement
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To learn more
http://www.slicer.org/slicerWiki/index.php/Modules:PlastimatchLANDWARP