Parametric two-dimensional B-spline representation of vein and artery from 2.5D echography used to aid virtual echography.
Guillaume ChamplebouxDelphine HenryPublished in: CVRMed (1997)
Keyphrases
- b spline
- control points
- surface representation
- piecewise polynomial
- three dimensional
- tensor product
- cubic b spline
- affine transformation
- parametric representation
- basis functions
- curve fitting
- least squares
- deformation field
- contour extraction
- nonrigid registration
- surface fitting
- search algorithm
- learning algorithm
- cubic spline
- image analysis
- optical flow
- x ray