Alvaro R. De Pierro
According to our database1,
Alvaro R. De Pierro
authored at least 35 papers
between 1990 and 2019.
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Bibliography
2019
A Telescopic Bregmanian Proximal Gradient Method Without the Global Lipschitz Continuity Assumption.
J. Optim. Theory Appl., 2019
2018
BISTA: a Bregmanian proximal gradient method without the global Lipschitz continuity assumption.
CoRR, 2018
CoRR, 2018
2017
Multidimens. Syst. Signal Process., 2017
2016
Fast and exact unidimensional L2-L1 optimization as an accelerator for iterative reconstruction algorithms.
Digit. Signal Process., 2016
2015
A new convergence analysis and perturbation resilience of some accelerated proximal forward-backward algorithms with errors.
CoRR, 2015
Accelerating the over-relaxed iterative shrinkage-thresholding algorithms with fast and exact line search for high resolution tomographic image reconstruction.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015
2014
String-Averaging Expectation-Maximization for Maximum Likelihood Estimation in Emission Tomography.
CoRR, 2014
2011
IEEE Trans. Medical Imaging, 2011
C-library raft: Reconstruction algorithms for tomography. Applications to X-ray fluorescence tomography.
Comput. Phys. Commun., 2011
2010
Iterative methods based on spline approximations to detect discontinuities from Fourier data.
J. Comput. Appl. Math., 2010
Separate magnitude and phase regularization in MRI with incomplete data: preliminary results.
Proceedings of the 2010 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2010
Proceedings of the 2010 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2010
2009
IEEE Trans. Medical Imaging, 2009
Incremental Subgradients for Constrained Convex Optimization: A Unified Framework and New Methods.
SIAM J. Optim., 2009
From convex feasibility to convex constrained optimization using block action projection methods and underrelaxation.
Int. Trans. Oper. Res., 2009
2008
IEEE Trans. Signal Process., 2008
Proceedings of the 2008 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2008
2005
Iterative methods based on polynomial interpolation filters to detect discontinuities and recover point values from Fourier data.
IEEE Trans. Signal Process., 2005
On the Effect of Relaxation in the Convergence and Quality of Statistical Image Reconstruction for Emission Tomography Using Block-Iterative Algorithms.
Proceedings of the 18th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2005), 2005
Simultaneous activity attenuation reconstruction in positron emission tomography via maximum likelihood and iterative methods.
Proceedings of the 2005 International Conference on Image Processing, 2005
2004
Error Estimates for Two Filters Based on Polynomial Interpolation for Recovering a Function from Its Fourier Coefficients.
Numer. Algorithms, 2004
2002
Appl. Math. Comput., 2002
2001
IEEE Trans. Medical Imaging, 2001
2000
Upper Perturbation Bounds of Weighted Projections, Weighted and Constrained Least Squares Problems.
SIAM J. Matrix Anal. Appl., 2000
1999
Reconstruction of a compactly supported function from the discrete sampling of its Fourier transform.
IEEE Trans. Signal Process., 1999
1996
A row-action alternative to the EM algorithm for maximizing likelihood in emission tomography.
IEEE Trans. Medical Imaging, 1996
1995
On the convergence of an EM-type algorithm for penalized likelihood estimation in emission tomography.
IEEE Trans. Medical Imaging, 1995
A modified expectation maximization algorithm for penalized likelihood estimation in emission tomography.
IEEE Trans. Medical Imaging, 1995
1993
On the relation between the ISRA and the EM algorithm for positron emission tomography.
IEEE Trans. Medical Imaging, 1993
Convergence Properties of Iterative Methods for Symmetric Positive Semidefinite Linear Complementarity Problems.
Math. Oper. Res., 1993
1992
J. Vis. Commun. Image Represent., 1992
1991
Math. Program., 1991
1990
Math. Program., 1990