Faculty of Mathematics

University of Duisburg-Essen

Email: Christian Clason

Tel. +49 201 183 6382

Personal Website

Research field: Modelling & Simulation

- L1 penalization of volumetric dose objectives in optimal control of PDEs
Barnard, R.C. and Clason, C.

COMPUTATIONAL OPTIMIZATION AND APPLICATIONS (2017) - Optimal Control of Elliptic Equations with Positive Measures
Clason, C. and Schiela, A.

ESAIM-CONTROL OPTIMISATION AND CALCULUS OF VARIATIONS Volume: 23 (2017) - Stability of Saddle Points Via Explicit Coderivatives of Pointwise Subdifferentials
Clason, C. and Valkonen, T.

SET-VALUED AND VARIATIONAL ANALYSIS Volume: 25 (2017) - A convex analysis approach to multi-material topology optimization
Clason, C. and Kunisch, K.

ESAIM: MATHEMATICAL MODELLING AND NUMERICAL ANALYSIS Volume: 50 (2016) - A convex analysis approach to optimal controls with switching structure for partial differential equations
Clason, C. and Ito, K. and Kunisch, K.

ESAIM - CONTROL, OPTIMISATION AND CALCULUS OF VARIATIONS Volume: 22 (2016) - A convex penalty for switching control of partial differential equations
Clason, C. and Rund, A. and Kunisch, K. and Barnard, R.C.

SYSTEMS AND CONTROL LETTERS Volume: 89 (2016) - Efficient high-resolution RF pulse design applied to simultaneous multi-slice excitation
Aigner, C.S. and Clason, C. and Rund, A. and Stollberger, R.

JOURNAL OF MAGNETIC RESONANCE Volume: 263 (2016) - Functional error estimators for the adaptive discretization of inverse problems
Clason, C. and Kaltenbacher, B. and Wachsmuth, D.

INVERSE PROBLEMS Volume: 32 (2016) - Optimal control of elliptic equations with positive measures
Clason, C. and Schiela, A.

ESAIM - CONTROL, OPTIMISATION AND CALCULUS OF VARIATIONS Volume: 2015-January (2015) - Multi-bang control of elliptic systems
Clason, C. and Kunisch, K.

ANNALES DE L'INSTITUT HENRI POINCARE (C) ANALYSE NON LINEAIRE Volume: 31 (2014) - Optimal control of a singular PDE modeling transient MEMS with control or state constraints
Clason, C. and Kaltenbacher, B.

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS Volume: 410 (2014) - Avoiding degeneracy in the westervelt equation by state constrained optimal control
Clason, C. and Kaltenbacher, B.

EVOLUTION EQUATIONS AND CONTROL THEORY Volume: 2 (2013) - On the use of state constraints in optimal control of singular PDEs
Clason, C. and Kaltenbacher, B.

SYSTEMS AND CONTROL LETTERS Volume: 62 (2013) - Parabolic control problems in measure spaces with sparse solutions
Casas, E. and Clason, C. and Kunisch, K.

SIAM JOURNAL ON CONTROL AND OPTIMIZATION Volume: 51 (2013) - A deterministic approach to the adapted optode placement for illumination of highly scattering tissue
Brunner, P. and Clason, C. and Freiberger, M. and Scharfetter, H.

BIOMEDICAL OPTICS EXPRESS Volume: 3 (2012) - A general spectral method for the numerical simulation of one-dimensional interacting fermions
Clason, C. and von Winckel, G.

COMPUTER PHYSICS COMMUNICATIONS Volume: 183 (2012) - A measure space approach to optimal source placement
Clason, C. and Kunisch, K.

COMPUTATIONAL OPTIMIZATION AND APPLICATIONS Volume: 53 (2012) - A minimum effort optimal control problem for elliptic PDEs
Clason, C. and Ito, K. and Kunisch, K.

ESAIM: MATHEMATICAL MODELLING AND NUMERICAL ANALYSIS Volume: 46 (2012) - A Semismooth Newton Method for Nonlinear Parameter Identification Problems with Impulsive Noise
Clason, C. and Jin, B.

SIAM JOURNAL ON IMAGING SCIENCES Volume: 5 (2012) - An image space approach to Cartesian based parallel MR imaging with total variation regularization
Keeling, S.L. and Clason, C. and Hintermüller, M. and Knoll, F. and Laurain, A. and von Winckel, G.

MEDICAL IMAGE ANALYSIS Volume: 16 (2012) - Approximation of elliptic control problems in measure spaces with sparse solutions
Casas, E. and Clason, C. and Kunisch, K.

SIAM JOURNAL ON CONTROL AND OPTIMIZATION Volume: 50 (2012) - L ∞ fitting for inverse problems with uniform noise
Clason, C.

INVERSE PROBLEMS Volume: 28 (2012) - Parallel imaging with nonlinear reconstruction using variational penalties
Knoll, F. and Clason, C. and Bredies, K. and Uecker, M. and Stollberger, R.

MAGNETIC RESONANCE IN MEDICINE Volume: 67 (2012) - A duality-based approach to elliptic control problems in non-reflexive Banach spaces *
Clason, C. and Kunisch, K.

ESAIM - CONTROL, OPTIMISATION AND CALCULUS OF VARIATIONS Volume: 17 (2011) - Adapted random sampling patterns for accelerated MRI
Knoll, F. and Clason, C. and Diwoky, C. and Stollberger, R.

MAGNETIC RESONANCE MATERIALS IN PHYSICS, BIOLOGY AND MEDICINE Volume: 24 (2011) - Minimal invasion: An optimal L∞ state constraint problem
Clason, C. and Ito, K. and Kunisch, K.

ESAIM: MATHEMATICAL MODELLING AND NUMERICAL ANALYSIS Volume: 45 (2011) - Recent advances in analytical and numerical methods in inverse problems for PDEs (minisymposium report)
Clason, C. and Shishlenin, M.

JOURNAL OF INVERSE AND ILL-POSED PROBLEMS Volume: 18 (2011) - A duality-based splitting method for ℓ1-tv image restoration with automatic regularization parameter choice
Clason, C. and Jin, B. and Kunisch, K.

SIAM JOURNAL ON SCIENTIFIC COMPUTING Volume: 32 (2010) - A semismooth Newton method for L1 data fitting with automatic choice of regularization parameters and noise calibration
Clason, C. and Jin, B. and Kunisch, K.

SIAM JOURNAL ON IMAGING SCIENCES Volume: 3 (2010) - Adaptation and focusing of optode configurations for fluorescence optical tomography by experimental design methods
Freiberger, M. and Clason, C. and Scharfetter, H.

JOURNAL OF BIOMEDICAL OPTICS Volume: 15 (2010) - Fast reduction of undersampling artifacts in radial MR angiography with 3D total variation on graphics hardware
Knoll, F. and Unger, M. and Diwoky, C. and Clason, C. and Pock, T. and Stollberger, R.

MAGNETIC RESONANCE MATERIALS IN PHYSICS, BIOLOGY AND MEDICINE Volume: 23 (2010) - On a bilinear optimization problem in parallel magnetic resonance imaging
Clason, C. and von Winckel, G.

APPLIED MATHEMATICS AND COMPUTATION Volume: 216 (2010) - Optimal Boundary Control for Equations of Nonlinear Acoustics
Clason, C. and Kaltenbacher, B. and Lasiecka, I. and Veljovic, S.

2010 15TH INTERNATIONAL CONFERENCE ON METHODS AND MODELS IN AUTOMATION AND ROBOTICS (MMAR) (2010) - Total variation regularization for nonlinear fluorescence tomography with an augmented Lagrangian splitting approach
Freiberger, M. and Clason, C. and Scharfetter, H.

APPLIED OPTICS Volume: 49 (2010)