@proceedings {6110, title = {Plane Wave Acoustic Superposition for Fast Ultrasound Imaging}, year = {2016}, author = {Ecaterina Bodnariuc and Martin F. Schiffner and Stefania Petra and Christoph Schn{\"o}rr} } @conference {Bodnariuc2015, title = {Adaptive Dictionary-Based Spatio-temporal Flow Estimation for Echo PIV}, booktitle = {Proc.~EMMCVPR}, volume = {8932}, year = {2015}, pages = {378--391}, publisher = {Springer}, organization = {Springer}, author = {Ecaterina Bodnariuc and Gurung, A. and Stefania Petra and Christoph Schn{\"o}rr} } @conference {5977, title = {Adaptive Dictionary-Based Spatio-temporal Flow Estimation for Echo PIV}, booktitle = {EMMCVPR}, year = {2015}, author = {Ecaterina Bodnariuc and Gurung, A. and Stefania Petra and Christoph Schn{\"o}rr} } @conference {Kappes2015b, title = {TomoGC: Binary Tomography by Constrained Graph Cuts}, booktitle = {Proc.~GCPR}, year = {2015}, author = {J{\"o}rg H. Kappes and Stefania Petra and Christoph Schn{\"o}rr and M. Zisler} } @article {Petra2014, title = {Average Case Recovery Analysis of Tomographic Compressive Sensing}, journal = {Linear Algebra and its Applications}, volume = {441}, year = {2014}, note = {Special issue on Sparse Approximate Solution of Linear Systems}, pages = {168-198}, author = {Stefania Petra and Christoph Schn{\"o}rr} } @conference {Denitiu2014, title = {An Entropic Perturbation Approach to TV-Minimization for Limited-Data Tomography}, booktitle = {Discrete Geometry for Computer Imagery (DGCI) 2014}, year = {2014}, pages = {262--274}, publisher = {Springer}, organization = {Springer}, author = {Andreea Denitiu and Stefania Petra and Schn{\"o}rr, Claudius and Christoph Schn{\"o}rr}, editor = {Elena Barcucci and Frosini, Andrea and Eds Rinaldi, Simone} } @article {Denitiu2014a, title = {Phase Transitions and Cosparse Tomographic Recovery of Compound Solid Bodies from Few Projections}, journal = {Fundamenta Informaticae}, volume = {135}, year = {2014}, pages = {73--102}, author = {Andreea Denitiu and Stefania Petra and Schn{\"o}rr, Cl. and Christoph Schn{\"o}rr} } @conference {petra_13_bsmart, title = {B-SMART: Bregman-Based First-Order Algorithms for Non-Negative Compressed Sensing Problems}, booktitle = {Proceedings of the 4th International Conference on Scale Space and Variational Methods in Computer Vision SSVM}, year = {2013}, note = {1}, pages = {110-124}, doi = {10.1007/978-3-642-38267-3_10}, author = {Stefania Petra and Christoph Schn{\"o}rr and Florian Becker and Frank Lenzen} } @conference {Petra-2013-bsmart, title = {B-SMART: Bregman-Based First-Order Algorithms for Non-Negative Compressed Sensing Problems}, booktitle = {Proceedings of the 4th International Conference on Scale Space and Variational Methods in Computer Vision (SSVM) 2013}, volume = {7893}, year = {2013}, pages = {110-124}, publisher = {Springer}, organization = {Springer}, author = {Stefania Petra and Christoph Schn{\"o}rr and Florian Becker and Frank Lenzen} } @article {lenzen_13_class, title = {A Class of Quasi-Variational Inequalities for Adaptive Image Denoising and Decomposition}, journal = {Computational Optimization and Applications (COAP)}, volume = {54 (2)}, year = {2013}, note = {1}, pages = {371-398}, doi = {10.1007/s10589-012-9456-0}, author = {Frank Lenzen and Florian Becker and Lellmann, J. and Stefania Petra and Christoph Schn{\"o}rr} } @article {Lenzen-et-al-13, title = {A class of quasi-variational inequalities for adaptive image denoising and decomposition}, journal = {Computational Optimization and Applications}, volume = {54}, number = {2}, year = {2013}, pages = {371-398}, publisher = {Springer Netherlands}, issn = {0926-6003}, url = {http://dx.doi.org/10.1007/s10589-012-9456-0}, author = {Frank Lenzen and Florian Becker and Lellmann, Jan and Stefania Petra and Christoph Schn{\"o}rr} } @article {Petra2013, title = {Critical Parameter Values and Reconstruction Propertiesof Discrete Tomography: Application to Experimental FluidDynamics}, journal = {Fundamenta Informaticae}, volume = {125}, year = {2013}, pages = {285--312}, author = {Stefania Petra and Christoph Schn{\"o}rr and Schr{\"o}der, A.} } @article {Becker-et-al-11b, title = {Variational Adaptive Correlation Method for Flow Estimation}, journal = {IEEE Transactions on Image Processing}, volume = {21}, number = {6}, year = {2012}, pages = {3053 -- 3065}, doi = {10.1109/TIP.2011.2181524}, author = {Florian Becker and Wieneke, Bernhard and Stefania Petra and Schr{\"o}der, Andreas and Christoph Schn{\"o}rr} } @conference {Lenzen-et-al-11, title = {Variational Image Denoising with Adaptive Constraint Sets}, booktitle = {LNCS}, year = {2012}, pages = {206-217}, publisher = {Springer}, organization = {Springer}, author = {Frank Lenzen and Florian Becker and Lellmann, Jan and Stefania Petra and Christoph Schn{\"o}rr} } @article {Nicola-et-al-2011, title = {A general extending and constraining procedure for linear iterative methods}, journal = {Int.~J.~Comp.~Math.}, year = {2011}, note = {in press}, url = {http://dx.doi.org/10.1080/00207160.2011.634002}, author = {Nicola, A. and Stefania Petra and Popa, C. and Christoph Schn{\"o}rr} } @article {becker_11_variational2, title = {Variational Adaptive Correlation Method for Flow Estimation}, journal = {IEEE Transactions on Image Processing}, volume = {21, 6}, year = {2011}, note = {1}, pages = {3053 - 3065}, doi = {10.1109/TIP.2011.2181524}, author = {Florian Becker and Wieneke, B. and Stefania Petra and Schr{\"o}der, A. and Christoph Schn{\"o}rr} } @conference {lenzen_11_variational, title = {Variational Image Denoising with Adaptive Constraint Sets}, booktitle = {Proceedings of the 3nd International Conference on Scale Space and Variational Methods in Computer Vision 2011, in press}, volume = {6667}, year = {2011}, note = {1}, pages = {206-217}, publisher = {Springer}, organization = {Springer}, doi = {10.1007/978-3-642-24785-9_18}, author = {Frank Lenzen and Florian Becker and Lellmann, J. and Stefania Petra and Christoph Schn{\"o}rr} } @incollection {Petra-et-al-09a, title = {3D Tomography from Few Projections in Experimental Fluid Mechanics}, volume = {106}, year = {2009}, pages = {63-72}, publisher = {Springer}, author = {Stefania Petra and Schr{\"o}der, A. and Christoph Schn{\"o}rr}, editor = {W. Nitsche and C. Dobriloff} } @techreport {petra09b, title = {Accelerating Constrained SIRT with Applications in Tomographic Particle Image Reconstruction}, year = {2009}, institution = {IWR, University of Heidelberg}, url = {http://www.ub.uni-heidelberg.de/archiv/9477}, author = {Stefania Petra and Popa, C. and Christoph Schn{\"o}rr} } @techreport {popa09, title = {On a general extending and constraining procedure for linear iterative methods}, year = {2009}, institution = {IWR, University of Heidelberg}, url = {http://www.ub.uni-heidelberg.de/archiv/9761}, author = {Nicola, A. and Stefania Petra and Popa, C. and Christoph Schn{\"o}rr} } @techreport {petra09c, title = {TomoPIV meets Compressed Sensing}, year = {2009}, institution = {IWR, University of Heidelberg}, url = {http://www.ub.uni-heidelberg.de/archiv/9760}, author = {Stefania Petra and Christoph Schn{\"o}rr} } @article {Petra-Schnoerr-PUMA-10, title = {TomoPIV meets Compressed Sensing}, journal = {Pure Math.~Appl.}, volume = {20}, number = {1-2}, year = {2009}, pages = {49 -- 76}, url = {http://www.mat.unisi.it/newsito/puma/public_html/contents.php}, author = {Stefania Petra and Christoph Schn{\"o}rr} } @techreport {Petra-et-al08b, title = {Extended and Constrained Cimmino-type Algorithms with Applications in Tomographic Image Reconstruction}, year = {2008}, institution = {IWR, University of Heidelberg}, url = {http://www.ub.uni-heidelberg.de/archiv/8798/}, author = {Stefania Petra and Popa, Constantin and Christoph Schn{\"o}rr} } @techreport {Petra-et-al08b, title = {Extended and Constrained Cimmino-type Algorithms with Applications in Tomographic Image Reconstruction}, year = {2008}, month = {November}, institution = {IWR, University of Heidelberg}, type = {Technical Report}, url = {http://www.ub.uni-heidelberg.de/archiv/8798/}, author = {Stefania Petra and Constantin Popa and Christoph Schn{\"o}rr} } @conference {Petra-et-al-08, title = {On Sparsity Maximization in Tomographic Particle Image Reconstruction}, booktitle = {Pattern Recognition -- 30th DAGM Symposium}, volume = {5096}, year = {2008}, pages = {294--303}, publisher = {Springer Verlag}, organization = {Springer Verlag}, author = {Stefania Petra and Schr{\"o}der, A. and Wieneke, B. and Christoph Schn{\"o}rr} }