Accurate Attenuation Correction in SPECT Imaging Using Optimization of Bilinear Functions and Assuming an Unknown Spatially-Varying Attenuation Distribution

DOI<613::AID-ZAMM613>3.0.CO;2-9 10.1002/1521-4001(200009)80:9<613::AID-ZAMM613>3.0.CO;2-9zbMath0966.65105OpenAlexW2098392106MaRDI QIDQ4519055

Ronny Ramlau, Rolf Clackdoyle, Guillaume Bal, R. Noo

Publication date: 5 March 2001

Full work available at URL: https://doi.org/10.1002/1521-4001(200009)80:9<613::aid-zamm613>3.0.co;2-9

zbMATH Keywords

algorithmnumerical examplesiterative methodslinear operator equationsattenuated Radon transformaccurate attenuationemission sinogram dataoptimization of bilinear functionSPECT imaging

Mathematics Subject Classification ID

Biomedical imaging and signal processing (92C55) Radon transform (44A12) Numerical methods for integral transforms (65R10) Numerical solutions to equations with linear operators (65J10) Algorithms for approximation of functions (65D15)

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