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Sangtae Ahn, Ph.D.

Affiliations: 
2004 University of Michigan, Ann Arbor, Ann Arbor, MI 
Area:
Electronics and Electrical Engineering, Biomedical Engineering
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Jeffrey A. Fessler grad student 2004 University of Michigan
 (Convergent algorithms for statistical image reconstruction in emission tomography.)

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Publications

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Twyman R, Arridge S, Kereta Z, et al. (2022) An Investigation of Stochastic Variance Reduction Algorithms for Relative Difference Penalised 3D PET Image Reconstruction. Ieee Transactions On Medical Imaging
Guo J, Ross Schmidtlein C, Krol A, et al. (2022) A Fast Convergent Ordered-Subsets Algorithm with Subiteration-Dependent Preconditioners for PET Image Reconstruction. Ieee Transactions On Medical Imaging
Cheng L, Asma E, Ahn S, et al. (2013) Comparison of numerical convergence speeds of convergent and accelerated algorithms for penalized likelihood PET image Ieee Nuclear Science Symposium Conference Record
Li Q, Asma E, Ahn S, et al. (2007) A fast fully 4-D incremental gradient reconstruction algorithm for list mode PET data. Ieee Transactions On Medical Imaging. 26: 58-67
Ahn S, Fessler JA, Blatt D, et al. (2006) Convergent incremental optimization transfer algorithms: application to tomography. Ieee Transactions On Medical Imaging. 25: 283-96
Ahn S, Fessler JA. (2004) Emission image reconstruction for randoms-precorrected PET allowing negative sinogram values. Ieee Transactions On Medical Imaging. 23: 591-601
Ahn S, Fessler JA, Nichols TE, et al. (2004) Covariance of kinetic parameter estimators based on time activity curve reconstructions: Preliminary study on 1D dynamic imaging 2004 2nd Ieee International Symposium On Biomedical Imaging: Macro to Nano. 1: 368-371
Ahn S, Fessler JA. (2003) Globally convergent image reconstruction for emission tomography using relaxed ordered subsets algorithms. Ieee Transactions On Medical Imaging. 22: 613-26
Ahn S, Fessler JA. (2001) Globally convergent ordered subsets algorithms: Application to tomography Ieee Nuclear Science Symposium and Medical Imaging Conference. 2: 1064-1068
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