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Simultaneous Activity and Attenuation Estimation in TOF-PET With TV-Constrained Nonconvex Optimization.
Zhimei Ren
Emil Y. Sidky
Rina Foygel Barber
Chien-Min Kao
Xiaochuan Pan
Published in:
IEEE Trans. Medical Imaging (2024)
Keyphrases
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optimization problems
global optimization
concave convex procedure
lagrange multipliers
infrared
simultaneous optimization
estimation algorithm
optimization algorithm
nonlinear programming
objective function
optimization method
constrained optimization
evolutionary algorithm
subgradient method
imaging modalities
high resolution
magnetic resonance
convex optimization
human activities