Accelerated ordered-subsets algorithm based on separable quadratic surrogates for regularized image reconstruction in X-ray CT. Kim, D. & Fessler, J. A. 2011.
doi  bibtex   
@CONFERENCE{kim:11:aos,
 author = {D. Kim and J. A. Fessler},
 title = {Accelerated ordered-subsets algorithm based on separable quadratic surrogates for regularized image reconstruction in {X-ray} {CT}},
 booktitle = {{Proc. IEEE Intl. Symp. Biomed. Imag.}},
 pages = {{1134--7}},
 doi = {10.1109/ISBI.2011.5872601},
 year = 2011
}

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