Publikationer fra Sektionen for Scientific Computing

Limits to Nonlinear Inversion

Mosegaard, Klaus

part of: Applied Parallel and Scientific Computing. Proceedings of the PARA 2010 Meeting (ISBN: 978-3-642-28151-8), pages: 11-21, 2012, Springer,

Type: Article in proceedings - Article in proceedings

Presented at: 10th International Conference on Applied Parallel and Scientific Computing, Reykjavik

Sampling conditions for gradient-magnitude sparsity based image reconstruction algorithms

Sidky, Emil Y. ; Jørgensen, Jakob Sauer ; Pan, Xiaochuan

in journal: Proceedings of SPIE, the International Society for Optical Engineering (ISSN: 0277-786X) (DOI: http://dx.doi.org/10.1117/12.913307), vol: 8313, pages: 8313-116, 2012

Type: Conference article - Conference article

Presented at: SPIE Medical Imaging, San Diego, California, USA

DOI: 10.1117/12.913307

Convex optimization problem prototyping for image reconstruction in computed tomography with the Chambolle–Pock algorithm

Sidky, Emil Y. ; Jørgensen, Jakob Sauer ; Pan, Xiaochuan

in journal: Physics in Medicine and Biology (ISSN: 0031-9155) (DOI: http://dx.doi.org/10.1088/0031-9155/57/10/3065), vol: 57, pages: 3065–3091, 2012

Type: Journal article - Journal article

DOI: 10.1088/0031-9155/57/10/3065

A comparative study of two fast nonlinear free-surface water wave models

Ducrozet, Guillaume ; Bingham, Harry B. ; Engsig-Karup, Allan Peter ; Bonnefoy, Félicien ; Ferrant, Pierre

in journal: International Journal for Numerical Methods in Fluids (ISSN: 0271-2091) (DOI: http://dx.doi.org/10.1002/fld.2672), vol: 69, pages: 1818-1834, 2012

Type: Journal article - Journal article

DOI: 10.1002/fld.2672

Implementation of an optimal first-order method for strongly convex total variation regularization

Jensen, Tobias Lindstrøm ; Jørgensen, Jakob Sauer ; Hansen, Per Christian ; Jensen, Søren Holdt

in journal: Bit (Lisse) (ISSN: 0006-3835) (DOI: http://dx.doi.org/10.1007/s10543-011-0359-8), vol: 52, issue: 2, pages: 329–356, 2012

Type: Journal article - Journal article

DOI: 10.1007/s10543-011-0359-8

AIR Tools - A MATLAB package of algebraic iterative reconstruction methods

Hansen, Per Christian ; Saxild-Hansen, Maria

in journal: Journal of Computational and Applied Mathematics (ISSN: 0377-0427) (DOI: http://dx.doi.org/10.1016/j.cam.2011.09.039), vol: 236, issue: 8, pages: 2167-2178, 2012

Type: Journal article - Journal article

DOI: 10.1016/j.cam.2011.09.039

Modeling Smart Energy Systems for Model Predictive Control

Halvgaard, Rasmus ; Poulsen, Niels Kjølstad ; Madsen, Henrik ; Jørgensen, John Bagterp

part of: Proceedings of the 17th Nordic Process Control Workshop (ISBN: 978-87-643-0946-1), pages: 175, 2012, Technical University of Denmark, Kogens Lyngby

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

Control of Blood Glucose for People with Type 1 Diabetes: an in Vivo Study

Boiroux, Dimitri ; Schmidt, Signe ; Duun-Henriksen, Anne Katrine ; Frøssing, Laurits ; Nørgaard, Kirsten ; Madsbad, Sten ; Skyggebjerg, Ole ; Poulsen, Niels Kjølstad ; Madsen, Henrik ; Jørgensen, John Bagterp

part of: Proceedings of the 17th Nordic Process Control Workshop (ISBN: 978-87-643-0946-1), pages: 133-140, 2012, Technical University of Denmark, Kogens Lyngby

Type: Article in proceedings - Article in proceedings

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

Iterative Methods for MPC on Graphical Processing Units

Gade-Nielsen, Nicolai Fog ; Jørgensen, John Bagterp ; Dammann, Bernd

part of: Proceedings of the 17th Nordic Process Control Workshop (ISBN: 978-87-643-0946-1), pages: 161, 2012, Technical University of Denmark, Kogens Lyngby

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

Production Optimization for Two-Phase Flow in an Oil Reservoir

Völcker, Carsten ; Jørgensen, John Bagterp ; Thomsen, Per Grove ; Stenby, Erling Halfdan

part of: Proceedings of the 17th Nordic Process Control Workshop (ISBN: 978-87-643-0946-1), pages: 198, 2012, Technical University of Denmark, Kogens Lyngby

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

State Estimation for the Automotive SCR Process

Zhou, Guofeng ; Huusom, Jakob Kjøbsted ; Jørgensen, John Bagterp

part of: Proceedings of the 17th Nordic Process Control Workshop (ISBN: 978-87-643-0946-1), pages: 204, 2012, Technical University of Denmark, Kogens Lyngby

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

Model Predictive Control for an Industrial SAG Mill

Ohan, Valeriu ; Steinke, Florian ; Metzger, Michael ; Runkler, Thomas ; Jørgensen, John Bagterp

part of: Proceedings of the 17th Nordic Process Control Workshop (ISBN: 978-87-643-0946-1), pages: 208, 2012, Technical University of Denmark, Kogens Lyngby

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

Control of Blood Glucose for People with Type 1 Diabetes: an in Vivo Study

Boiroux, Dimitri ; Schmidt, Signe ; Duun-Henriksen, Anne Katrine ; Frøssing, Laurits ; Nørgaard, Kirsten ; Madsbad, Sten ; Skyggebjerg, Ole ; Poulsen, Niels Kjølstad ; Madsen, Henrik ; Jørgensen, John Bagterp

Type: Sound/Visual production (digital) - Sound/Visual production (digital)

Presented at: 17th Nordic Process Control Workshop, Kongens Lyngby

Effects of Everyday Life Events on Glucose, Insulin, and Glucagon Dynamics in Continuous Subcutaneous Insulin Infusion–Treated Type 1 Diabetes: Collection of Clinical Data for Glucose Modeling

Schmidt, Signe ; Finan, Daniel Aaron ; Duun-Henriksen, Anne Katrine ; Jørgensen, John Bagterp ; Madsen, Henrik ; Bengtsson, Henrik ; Holst, Jens Juul ; Madsbad, Sten ; Nørgaard, Kirsten

in journal: Diabetes Technology & Therapeutics (ISSN: 1520-9156) (DOI: http://dx.doi.org/10.1089/dia.2011.0101), vol: 14, issue: 3, pages: 210-217, 2012

Type: Journal article - Journal article

DOI: 10.1089/dia.2011.0101

Parallel Programming using OpenCL on Modern Architectures

Nielsen, Allan Svejstrup ; Engsig-Karup, Allan Peter ; Dammann, Bernd

Type: Report - Report

Electric vehicle charge planning using Economic Model Predictive Control

Halvgaard, Rasmus ; Poulsen, Niels Kjølstad ; Madsen, Henrik ; Jørgensen, John Bagterp ; Marra, Francesco ; Bondy, Daniel Esteban Morales

part of: 2012 IEEE International Electric Vehicle Conference (IEVC) (ISBN: 9781467315623), 2012, IEEE,

Type: Article in proceedings - Article in proceedings

Presented at: 2012 IEEE International Electric Vehicle Conference (IEVC), Greenville, SC

DOI: 10.1109/IEVC.2012.6183173

A Generic High-performance GPU-based Library for PDE solvers

Glimberg, Stefan Lemvig ; Engsig-Karup, Allan Peter

Type: Sound/Visual production (digital) - Sound/Visual production (digital)

Presented at: International Workshop PDE Software Frameworks, Münster

Towards Real Time Simulation of Ship-Ship Interaction

Lindberg, Ole ; Bingham, Harry B. ; Engsig-Karup, Allan Peter ; Madsen, Per A.

part of: International Workshop on Water Waves and Floating Bodies, 2012,

Type: Article in proceedings - Article in proceedings

Presented at: IWWWFB27, Copenhagen

Toward quantifying admissible undersampling of sparsity-exploiting iterative image reconstruction for X-ray CT

Jørgensen, Jakob Sauer ; Sidky, Emil Y. ; Pan, Xiaochuan

part of: Proceedings of The Second International Conference on Image Formation in X-Ray Computed Tomography, 2012,

Type: Article in proceedings - Article in proceedings

Presented at: The Second International Conference on Image Formation in X-Ray Computed Tomography, Salt Lake City, UT

A First-Order Primal-Dual Reconstruction Algorithm for Few-View SPECT

Wolf, Paul ; Jørgensen, Jakob Sauer ; Gilat-Schmidt, Taly ; Sidky, Emil Y.

Type: Paper - Paper

Presented at: 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, CA

Characterizing a discrete-to-discrete X-ray transform for iterative image reconstruction with limited angular-range scanning in CT

Sidky, Emil ; Jørgensen, Jakob Sauer ; Pan, Xiaochuan

Type: Paper - Paper

Presented at: 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, CA

MATLAB syntaksen

Skajaa, Anders ; Jørgensen, Jakob Sauer

Type: Book - Book

State Estimation in the Automotive SCR DeNOx Process

Zhou, Guofeng ; Jørgensen, John Bagterp ; Duwig, Christophe ; Huusom, Jakob Kjøbsted

part of: Proceedings of 8th IFAC Symposium on Advanced Control of Chemical Processes (ISBN: 9783902823052), pages: 501-506, 2012,

Type: Article in proceedings - Article in proceedings

Presented at: 8th IFAC Symposium on Advanced Control of Chemical Processes, Singapore

DOI: 10.3182/20120710-4-SG-2026.00133

Auto-tuning Dense Vector and Matrix-vector Operations for Fermi GPUs

Sørensen, Hans Henrik Brandenborg

part of: Parallel Processing and Applied Mathematics, pages: 619-629, 2012, Springer,

Type: Article in proceedings - Article in proceedings

Presented at: Parallel Processing and Applied Mathematics. 9th International Conference, PPAM 2011, Torun

DOI: 10.1007/978-3-642-31464-3_63

Solution of Constrained Optimal Control Problems Using Multiple Shooting and ESDIRK Methods

Capolei, Andrea ; Jørgensen, John Bagterp

part of: Proceedings of the 2012 American Control Conference (ISBN: 978-1-4577-1094-0), pages: 295-300, 2012,

Type: Article in proceedings - Article in proceedings

Presented at: American Control Conference (ACC 2012), Montréal

Computational Methods for Model Predictive Control

Jørgensen, John Bagterp ; Boiroux, Dimitri ; Hovgaard, Tobias Gybel ; Halvgaard, Rasmus ; Skajaa, Anders ; Gade-Nielsen, Nicolai Fog ; Standardi, Laura ; Sokoler, Leo Emil ; Völcker, Carsten ; Capolei, Andrea ; Frison, Gianluca ; Schmidt, Signe ; Duun-Henriksen, Anne Katrine

Type: 2D/3D (physical products) - 2D/3D (physical products)

Presented at: Workshop on the State-of-the-Art in Scientific and Parallel Computing (PARA 2012), Helsinki

The Matlab Syntax

Jørgensen, Jakob Sauer ; Skajaa, Anders

Type: Book - Book

Numerical Methods for Solution of the Extended Linear Quadratic Control Problem

Jørgensen, John Bagterp ; Frison, Gianluca ; Gade-Nielsen, Nicolai Fog ; Dammann, Bernd

part of: Nonlinear Model Predictive Control (ISBN: 978-3-902823-07-6), pages: 187-193, 2012, International Federation of Automatic Control,

Type: Article in proceedings - Article in proceedings

Presented at: 4th IFAC Nonlinear Model Predictive Control Conference (NMPC 2012), Noordwijkerhout

DOI: 10.3182/20120823-5-NL-3013.00092

Tuning of Controller for Type 1 Diabetes Treatment with Stochastic Differential Equations

Duun-Henriksen, Anne Katrine ; Boiroux, Dimitri ; Schmidt, Signe ; Skyggebjerg, Ole ; Madsbad, Sten ; Jensen, Peter Ruhdal ; Jørgensen, John Bagterp ; Poulsen, Niels Kjølstad ; Nørgaard, Kirsten ; Madsen, Henrik

part of: Proceedings of the 8th IFAC Symposium on Biological and Medical Systems, 2012,

Type: Article in proceedings - Article in proceedings

Presented at: 8th IFAC Symposium on Biological and Medical Systems, Budapest

Model Predictive Control Algorithms for Pen and Pump Insulin Administration

Boiroux, Dimitri ; Jørgensen, John Bagterp ; Poulsen, Niels Kjølstad ; Madsen, Henrik

Type: Ph.d. thesis - Ph.d. thesis

Uncertainty Quantification on High-speed Railway Dynamics

Bigoni, Daniele ; Engsig-Karup, Allan Peter ; True, Hans

Type: Poster - Poster

Presented at: Uncertainty Quantification for High-Performance Computing Workshop, Oak Ridge, TN

Nonconvex Model Predictive Control for Commercial Refrigeration

Hovgaard, Tobias Gybel ; Larsen, Lars F.S. ; Jørgensen, John Bagterp ; Boyd, Stephen

in journal: International Journal of Control (ISSN: 0020-7179) (DOI: http://dx.doi.org/10.1080/00207179.2012.742207), 2012

Type: Journal article - Journal article

DOI: 10.1080/00207179.2012.742207

Uncertainty quantication of critical speed for railway vehicle dynamics

Bigoni, Daniele

Type: 2D/3D (physical products) - 2D/3D (physical products)

Presented at: BIT Circus 2012, Lyngby

MPC Toolbox with GPU Accelerated Optimization Algorithms

Gade-Nielsen, Nicolai Fog ; Jørgensen, John Bagterp ; Dammann, Bernd

part of: The 10th European Workshop on Advanced Control and Diagnosis (ACD 2012), 2012, Technical University of Denmark,

Type: Article in proceedings - Article in proceedings

Presented at: 10th European Workshop on Advanced Control and Diagnosis, Kgs. Lyngby

Real-Time Optimization for Economic Model Predictive Control

Sokoler, Leo Emil ; Edlund, Kristian ; Frison, Gianluca ; Skajaa, Anders ; Jørgensen, John Bagterp

part of: The 10th European Workshop on Advanced Control and Diagnosis (ACD 2012), 2012, Technical University of Denmark,

Type: Article in proceedings - Article in proceedings

Presented at: 10th European Workshop on Advanced Control and Diagnosis, Kgs. Lyngby

Improving multiple-point-based a priori models for inverse problems by combining Sequential Simulation with the Frequency Matching Method

Cordua, Knud Skou ; Hansen, Thomas Mejer ; Lange, Katrine ; Frydendall, Jan ; Mosegaard, Klaus

Type: Paper - Paper

Presented at: 82th Annual Meeting for the Society of Exploration Geophysicists (SEG 2012), Las Vegas, NE

Parallel Sparse Matrix - Vector Product

Alexandersen, Joe ; Lazarov, Boyan Stefanov ; Dammann, Bernd

Type: Report - Report

Nonlinear Multigrid for Reservoir Simulation

Christensen, Max la Cour ; Eskildsen, Klaus Langgren ; Engsig-Karup, Allan Peter ; Wakefield, Mark

Type: Poster - Poster

Presented at: SIAM SPE Conference on Mathematical Methods in Fluid Dynamics and Simulation of Giant Oil and Gas Reservoirs, Istanbul

High-order Finite Difference Solution of Euler Equations for Nonlinear Water Waves

Christiansen, Torben Robert Bilgrav ; Bingham, Harry B. ; Engsig-Karup, Allan Peter

part of: Proceedings of the ASME 2012 31st International Conference on Ocean, Offshore and Arctic, 2012, American Society of Mechanical Engineers,

Type: Article in proceedings - Article in proceedings

Presented at: 31st ASME International Conference on Ocean, Offshore and Arctic Engineering, Rio de Janeiro

Efficient Pseudo-Spectral Model for Free Surface Nonlinear Water Waves

Christiansen, Torben Robert Bilgrav ; Engsig-Karup, Allan Peter ; Bingham, Harry B. ; Ducrozet, Guillaume ; Ferrant, Pierre

Type: Paper - Paper

Presented at: International Conference on Spectral and High Order Methods (ICOSAHOM 2012), Gammarth

Model predictive control for a smart solar tank based on weather and consumption forecasts

Halvgaard, Rasmus ; Bacher, Peder ; Perers, Bengt ; Andersen, Elsa ; Furbo, Simon ; Jørgensen, John Bagterp ; Poulsen, Niels Kjølstad ; Madsen, Henrik

in journal: Energy Procedia (ISSN: 1876-6102) (DOI: http://dx.doi.org/10.1016/j.egypro.2012.11.032), vol: 30, pages: 270-278, 2012

Type: Conference article - Conference article

Presented at: 1st International Conference on Solar Heating and Coolingfor Buildings and Industry (SHC 2012), San Francisco, CA

DOI: 10.1016/j.egypro.2012.11.032

Fast high-performance modeling tools for many-core architectures

Glimberg, Stefan Lemvig ; Engsig-Karup, Allan Peter ; Sørensen, Hans Henrik Brandenborg ; Gade-Nielsen, Nicolai Fog ; Noer, Dennis ; Zenner, Erik ; Madsen, Morten Gorm

Type: Poster - Poster

Presented at: Model Based Control, Technical University of Denmark

Towards fast real-time analysis of large wave problems on desktop architectures

Engsig-Karup, Allan Peter

Type: Sound/Visual production (digital) - Sound/Visual production (digital)

Presented at: Workshop "CFD & free surface motion", Technical University of Denmark

Improved Software Implementation of DES Using CUDA and OpenCL

Noer, Dennis ; Engsig-Karup, Allan Peter ; Zenner, Erik

part of: Proceedings of the Western European Workshop on Research in Cryptology, 2011,

Type: Article in proceedings - Article in proceedings

Presented at: Western European Workshop on Research in Cryptology, Weimar, Germany

Accelerated gradient methods for total-variation-based CT image reconstruction

Jørgensen, Jakob Sauer ; Jensen, Tobias Lindstrøm ; Hansen, Per Christian ; Jensen, Søren Holdt ; Sidky, Emil Y. ; Pan, Xiaochuan

part of: Proceedings of 11th Fully 3D Meeting, 2011,

Type: Article in proceedings - Article in proceedings

Presented at: 11th International Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, Potsdam

On a fast GPU-accelerated massively parallel method for fully nonlinear water wave computations

Engsig-Karup, Allan Peter ; Madsen, M. G. ; Glimberg, Stefan Lemvig

part of: Proceedings of ENUMATH, 2011,

Type: Article in proceedings - Article in proceedings

Presented at: ENUMATH 2012, Leicester

Very fast simulation of nonlinear water waves in very large numerical wave tanks on affordable graphics cards

Engsig-Karup, Allan Peter

Type: Sound/Visual production (digital) - Sound/Visual production (digital)

Presented at: Workshop on "GPU Computing Today and Tomorrow", Kongens Lyngby, Denmark

Accelerating interior point methods with GPUs for smart grid systems

Gade-Nielsen, Nicolai Fog

Type: Sound/Visual production (digital) - Sound/Visual production (digital)

Presented at: Workshop on "GPU Computing Today and Tomorrow", Kongens Lyngby, Denmark

Image Deblurring with Krylov Subspace Methods

Hansen, Per Christian

part of: Proceedings of WSC 2011, 2011,

Type: Article in proceedings - Article in proceedings

Presented at: 36th Conference of the Dutch-Flemish Numerical Analysis Communities, Zeist

A Frequency Matching Method for Generation of a Priori Sample Models from Training Images

Lange, Katrine ; Cordua, Knud Skou ; Frydendall, Jan ; Hansen, Thomas Mejer ; Mosegaard, Klaus

part of: Proceedings of IAMG 2011, 2011,

Type: Article in proceedings - Article in proceedings

Presented at: Annual Conference of the International Association for Mathematical Geosciences, Salzburg