| A modified expectation maximization algorithm for penalized likelihood estimation in emission tomography AR De Pierro IEEE transactions on medical imaging 14 (1), 132-137, 1995 | 652 | 1995 |
| A row-action alternative to the EM algorithm for maximizing likelihood in emission tomography J Browne, AB De Pierro IEEE transactions on medical imaging 15 (5), 687-699, 1996 | 582 | 1996 |
| Fast EM-like methods for maximum" a posteriori" estimates in emission tomography AR De Pierro, MEB Yamagishi IEEE transactions on medical imaging 20 (4), 280-288, 2001 | 240 | 2001 |
| On the relation between the ISRA and the EM algorithm for positron emission tomography AR De Pierro IEEE transactions on Medical Imaging 12 (2), 328-333, 1993 | 230 | 1993 |
| A relaxed version of Bregman's method for convex programming AR De Pierro, AN Iusem Journal of Optimization Theory and Applications 51, 421-440, 1986 | 134 | 1986 |
| On the convergence of the iterative image space reconstruction algorithm for volume ECT. AR De Pierro IEEE Trans. Med. Imag. 6 (2), 174-175, 1987 | 110 | 1987 |
| On the convergence of Han's method for convex programming with quadratic objective AN Iusem, AR De Pierro Mathematical Programming 52 (1), 265-284, 1991 | 109 | 1991 |
| Re-examination of Bregman functions and new properties of their divergences D Reem, S Reich, A De Pierro Optimization 68 (1), 279-348, 2019 | 104 | 2019 |
| Convergence results for an accelerated nonlinear Cimmino algorithm AN Iusem, AR De Pierro Numerische Mathematik 49, 367-378, 1986 | 103 | 1986 |
| A simultaneous projections method for linear inequalities AR De Pierro, AN Iusem Linear Algebra and its applications 64, 243-253, 1985 | 97 | 1985 |
| A parallel projection method of finding a common point of a family of convex sets AR de Pierro, AN Iusem Inst. de matemática pura e aplicada, Conselho nacional de desenvolvimento …, 1984 | 83 | 1984 |
| On the convergence properties of Hildreth's quadratic programming algorithm AN Iusem, AR De Pierro Mathematical programming 47 (1), 37-51, 1990 | 77 | 1990 |
| Incremental subgradients for constrained convex optimization: a unified framework and new methods ESH Neto, ÁR De Pierro SIAM Journal on Optimization 20 (3), 1547-1572, 2010 | 70 | 2010 |
| Reverse order law for reflexive generalized inverses of products of matrices AR De Pierro, M Wei Linear algebra and its applications 277 (1-3), 299-311, 1998 | 68 | 1998 |
| On methods for maximum a posteriori image reconstruction with a normal prior GT Herman, AR De Pierro, N Gai Journal of Visual Communication and Image Representation 3 (4), 316-324, 1992 | 60 | 1992 |
| On the asymtotic behavior of some alternate smoothing series expansion iterative methods AR De Pierro, AN Iusem Linear Algebra and its Applications 130, 3-24, 1990 | 57 | 1990 |
| A finitely convergent “row-action” method for the convex feasibility problem AR De Pierro, AN Iusem Applied Mathematics and Optimization 17 (1), 225-235, 1988 | 54 | 1988 |
| Multiplicative iterative methods in computed tomography AR De Pierro Mathematical Methods in Tomography: Proceedings of a Conference held in …, 2006 | 51 | 2006 |
| On iterative methods for linearly constrained entropy maximization Y Censor, AR De-Pierro, T Elfving, GT Herman, AN Iusem Banach Center Publications 24 (1), 145-163, 1990 | 50 | 1990 |
| A simultaneous iterative method for computing projections on polyhedra AN Iusem, AR De Pierro SIAM Journal on Control and Optimization 25 (1), 231-243, 1987 | 49 | 1987 |
