Convergence analysis of a Landwerber-Kaczmarz method for solving nonlinear ill-posed problems R Kowar, O Scherzer Univ., 2002 | 74 | 2002 |
Regularization of systems of nonlinear ill-posed equations: II. Applications M Haltmeier, R Kowar, A Leitao, O Scherzer arXiv preprint arXiv:2011.09913, 2020 | 68 | 2020 |
Attenuation models in photoacoustics R Kowar, O Scherzer Mathematical modeling in biomedical imaging II: Optical, ultrasound, and …, 2011 | 36 | 2011 |
Causality analysis of frequency‐dependent wave attenuation R Kowar, O Scherzer, X Bonnefond Mathematical methods in the applied sciences 34 (1), 108-124, 2011 | 35 | 2011 |
Photoacoustic imaging taking into account attenuation R Kowar, O Scherzer arXiv preprint arXiv:1009.4350, 2010 | 34 | 2010 |
On the Landweber iteration for the solution of a parameter identification problem in a hyperbolic partial differential equation of second order SI Kabanikhin, R Kowar, O Scherzer Walter de Gruyter, Berlin/New York 6 (5), 403-430, 1998 | 19 | 1998 |
Iterative methods for photoacoustic tomography in attenuating acoustic media M Haltmeier, R Kowar, LV Nguyen Inverse Problems 33 (11), 115009, 2017 | 18 | 2017 |
Integral equation models for thermoacoustic imaging of acoustic dissipative tissue R Kowar Inverse Problems 26 (9), 095005, 2010 | 17 | 2010 |
On time reversal in photoacoustic tomography for tissue similar to water R Kowar SIAM Journal on Imaging Sciences 7 (1), 509-527, 2014 | 16 | 2014 |
Estimation of the density, the wave speed and the acoustic impedance function in ultrasound imaging R Kowar Inverse problems 21 (1), 93, 2004 | 11 | 2004 |
Ill-Posed and Inverse Problems R Kowar, O Scherzer VSP, 2002 | 9 | 2002 |
Numerical comparison of iterative regularization methods for a parameter estimation problem in a hyperbolic PDE SI Kabanikhin, R Kowar, O Scherzer, VV Vasin Journal of Inverse and Ill-posed Problems 9 (6), 615-626, 2001 | 9 | 2001 |
Computer aided location of avalanche victims with ground penetrating radar mounted on a helicopter M Haltmeier, R Kowar, O Scherzer na, 2005 | 8 | 2005 |
Time reversal for photoacoustic tomography based on the wave equation of Nachman, Smith, and Waag R Kowar Physical Review E 89 (2), 023203, 2014 | 7 | 2014 |
Mathematical Modeling in Biomedical Imaging II: Optical, Ultrasound, and Opto-Acoustic Tomographies R Kowar, O Scherzer, H Ammari Springer, 2012 | 6 | 2012 |
Mathematical Modeling in Biomedical Imaging II R Kowar, O Scherzer Springer, 2012 | 5 | 2012 |
Causality analysis of the fractional state and wave equations based on fractional Laplacians R Kowar Wave Motion 58, 244-258, 2015 | 4 | 2015 |
Analysis for full-field photoacoustic tomography with variable sound speed L Nguyen, M Haltmeier, R Kowar, N Do SIAM journal on imaging sciences 15 (3), 1213-1228, 2022 | 3 | 2022 |
Analysis of a causal diffusion model and its backwards diffusion problem R Kowar Journal of Mathematical Analysis and Applications 400 (1), 222-238, 2013 | 3 | 2013 |
On the causality of real‐valued semigroups and diffusion R Kowar Mathematical Methods in the Applied Sciences 35 (2), 207-227, 2012 | 3 | 2012 |