High Performance 3D PET Reconstruction Using Spherical Basis Functions on a Polar Grid.
Jorge CabelloJohn E. GillamMagdalena RafecasPublished in: Int. J. Biomed. Imaging (2012)
Keyphrases
- basis functions
- spherical harmonics
- signal reconstruction
- zernike moments
- image reconstruction
- linear combination
- positron emission tomography
- three dimensional
- radial basis function
- reconstructed image
- b spline
- state space
- polar coordinates
- high resolution
- fourier transform
- frequency domain
- poisson noise
- series expansion
- matching pursuit
- polar fourier
- compressive sensing
- set of basis functions
- magnetic resonance imaging
- radon transform
- random projections
- grid computing
- wavelet bases
- single image
- super resolution
- image compression
- image sequences