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Efficient NUFFT-based direct Fourier algorithm for fan beam CT reconstruction.
Silvia De Francesco
Augusto Marques Ferreira da Silva
Published in:
Medical Imaging: Image Processing (2004)
Keyphrases
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fan beam
computationally efficient
image reconstruction
three dimensional
preprocessing
detection algorithm
radon transform
reconstruction method
derivative free
computational complexity
objective function
x ray
detection method
constrained optimization