Rick Chartrand
Rick Chartrand
Descartes Labs
Verified email at cal.berkeley.edu - Homepage
TitleCited byYear
Exact reconstruction of sparse signals via nonconvex minimization
R Chartrand
IEEE Signal Processing Letters 14 (10), 707-710, 2007
Iteratively reweighted algorithms for compressive sensing
R Chartrand, W Yin
2008 IEEE International Conference on Acoustics, Speech and Signal …, 2008
Restricted isometry properties and nonconvex compressive sensing
R Chartrand, V Staneva
Inverse Problems 24 (3), 035020, 2008
A variational approach to reconstructing images corrupted by Poisson noise
T Le, R Chartrand, TJ Asaki
Journal of Mathematical Imaging and Vision 27 (3), 257-263, 2007
Fast algorithms for nonconvex compressive sensing: MRI reconstruction from very few data
R Chartrand
2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro …, 2009
Stable sparse approximations via nonconvex optimization
R Saab, R Chartrand, O Yilmaz
2008 IEEE International Conference on Acoustics, Speech and Signal …, 2008
Numerical differentiation of noisy, nonsmooth data
R Chartrand
ISRN Applied Mathematics 2011, 2011
Nonconvex Splitting for Regularized Low-Rank + Sparse Decomposition
R Chartrand
IEEE Transactions on Signal Processing 60, 5810-5819, 2012
Tomographic imaging with cosmic ray muons
CL Morris, CC Alexander, JD Bacon, KN Borozdin, DJ Clark, R Chartrand, ...
Science & Global Security 16 (1-2), 37-53, 2008
A nonconvex ADMM algorithm for group sparsity with sparse groups
R Chartrand, B Wohlberg
2013 IEEE international conference on acoustics, speech and signal …, 2013
Nonconvex compressed sensing and error correction
R Chartrand
2007 IEEE International Conference on Acoustics, Speech and Signal …, 2007
A gradient descent solution to the Monge-Kantorovich problem
R Chartrand, K Vixie, B Wohlberg, E Bollt
Appl. Math. Sci 3, 1071-1080, 2009
Compressed sensing recovery via nonconvex shrinkage penalties
J Woodworth, R Chartrand
Inverse Problems 32 (7), 075004, 2016
Shrinkage mappings and their induced penalty functions
R Chartrand
2014 IEEE International Conference on Acoustics, Speech and Signal …, 2014
Image reconstruction from few views by non-convex optimization
EY Sidky, R Chartrand, X Pan
2007 IEEE Nuclear Science Symposium Conference Record 5, 3526-3530, 2007
Graduated adaptive image denoising: local compromise between total variation and isotropic diffusion
EM Bollt, R Chartrand, S Esedoḡlu, P Schultz, KR Vixie
Advances in Computational Mathematics 31 (1), 61-85, 2009
Constrained Minimization for Enhanced Exploitation of Gradient Sparsity: Application to CT Image Reconstruction
EY Sidky, R Chartrand, JM Boone, X Pan
IEEE journal of translational engineering in health and medicine 2, 1-18, 2014
Iterative relabeling using spectral neighborhoods
RS Keisler, RS Chartrand, XH Rudelis
US Patent App. 10/318,847, 2019
Local principal component pursuit for nonlinear datasets
B Wohlberg, R Chartrand, J Theiler
2012 IEEE International Conference on Acoustics, Speech and Signal …, 2012
Nonconvex regularization for shape preservation
R Chartrand
2007 IEEE International Conference on Image Processing 1, I-293-I-296, 2007
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