Efficient Ptychography Reconstruction using the Hessian operator

Authors: Carlsson, Marcus, Wendt, Herwig, Cloetens, Peter, Nikitin, Viktor

Subject Terms: Physics - Optics, Mathematics - Optimization and Control

Access URL: http://arxiv.org/abs/2502.10755

Optimization Methods for Joint Eigendecomposition

Authors: Troedsson, Erik, Carlsson, Marcus, Wendt, Herwig

Subject Terms: Mathematics - Optimization and Control

Access URL: http://arxiv.org/abs/2502.07484

The bilinear Hessian for large scale optimization

Authors: Carlsson, Marcus, Nikitin, Viktor, Troedsson, Erik, Wendt, Herwig

Subject Terms: Mathematics - Optimization and Control, Mathematics - Numerical Analysis

Access URL: http://arxiv.org/abs/2502.03070

On Gradient Based Descent Algorithms for Joint Diagonalization of Matrices

Authors: Troedsson, Erik, Carlsson, Marcus, Wendt, Herwig

Source: 2024 32nd European Signal Processing Conference (EUSIPCO) European Signal Processing Conference (EUSIPCO), 2024 32nd. :2632-2636 Aug, 2024

Relation: 2024 32nd European Signal Processing Conference (EUSIPCO)

Plug-And-Play Algorithm Coupled with Low-Rank Quadratic Envelope Regularization for Compressive Spectral Imaging

Authors: Bacca, Jorge, Carlsson, Marcus, Monroy, Brayan, Arguello, Henry

Source: ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) Acoustics, Speech and Signal Processing (ICASSP), ICASSP 2024 - 2024 IEEE International Conference on. :2505-2509 Apr, 2024

Relation: ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)

On joint eigen-decomposition of matrices

Authors: Troedsson, Erik, Falkowski, Daniel, Lidgren, Carl-Fredrik, Wendt, Herwig, Carlsson, Marcus

Subject Terms: Mathematics - Numerical Analysis, Mathematics - Optimization and Control

Access URL: http://arxiv.org/abs/2409.10292

Single-distance nano-holotomography with coded apertures

Authors: Nikitin, Viktor, Carlsson, Marcus, Mokso, Rajmund, Cloetens, Peter, Gursoy, Doga

Subject Terms: Physics - Optics

Access URL: http://arxiv.org/abs/2409.05163

Efficient Data Processing for Coded Aperture Snapshot Spectral Imager Systems

Authors: Carlsson, Marcus, Martinez, Emmanuel, Vargas, Edwin, Arguello, Henry

Source: 2023 IEEE 9th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP) Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), 2023 IEEE 9th International Workshop on. :526-530 Dec, 2023

Relation: 2023 IEEE 9th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP)

X-ray nano-holotomography reconstruction with simultaneous probe retrieval

Authors: Nikitin, Viktor, Carlsson, Marcus, Gursoy, Doga, Mokso, Rajmund, Cloetens, Peter

Subject Terms: Electrical Engineering and Systems Science - Image and Video Processing, Physics - Optics

Access URL: http://arxiv.org/abs/2407.20304

Relaxations for Non-Separable Cardinality/Rank Penalties

Authors: Olsson, Carl, Gerosa, Daniele, Carlsson, Marcus

Source: 2021 IEEE/CVF International Conference on Computer Vision Workshops (ICCVW) ICCVW Computer Vision Workshops (ICCVW), 2021 IEEE/CVF International Conference on. :162-171 Oct, 2021

Relation: 2021 IEEE/CVF International Conference on Computer Vision Workshops (ICCVW)

Spatial QRS-T angle can indicate presence of myocardial fibrosis in pediatric and young adult patients with hypertrophic cardiomyopathy

Authors: Österberg, Anna Wålinder ^a, Jablonowski, Robert ^b, Östman-Smith, Ingegerd ^c, Carlsson, Marcus ^{b, d}, Schlegel, Todd T. ^{d, e}, Green, Henrik ^{f, g}, Gunnarsson, Cecilia ^h, Fernlund, Eva ^{a, i, ⁎}

Source: In Journal of Electrocardiology March-April 2025 89

T2-STIR CMR imaging can be used to assess myocardium at risk with gadolinium present in an experimental setting

Authors: Nordlund David, Kanski Mikael, Jablonowski Robert, Ubachs Joey F, Koul Sasha, van der Pals Jesper, Carlsson Marcus, Erlinge David, Arheden Hakan, Engblom Henrik

Source: Journal of Cardiovascular Magnetic Resonance, Vol 15, Iss Suppl 1, p P208 (2013)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/234e9a4f221145c69c64b048725814b6

Vortex ring mixing in the left ventricle of the human heart

Authors: Toger Johannes, Kanski Mikael, Carlsson Marcus, Kovács Sándor J, Söderlind Gustaf, Arheden Hakan, Heiberg Einar

Source: Journal of Cardiovascular Magnetic Resonance, Vol 15, Iss Suppl 1, p E27 (2013)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/fbc9d11f16c940bba44678e646bc7c1a

Vortex formation ratio in heart failure compared to healthy volunteers at rest and during exercise

Authors: Kanski Mikael, Toger Johannes, Steding-Ehrenborg Katarina, Carlsson Marcus, Heiberg Einar, Arheden Hakan

Source: Journal of Cardiovascular Magnetic Resonance, Vol 15, Iss Suppl 1, p O65 (2013)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/b13dd8393577455e8b48f17ce7a17972

Quantification of left and right atrial kinetic energy using four-dimensional intracardiac magnetic resonance imaging flow measurements

Authors: Arvidsson Per, Toger Johannes, Heiberg Einar, Carlsson Marcus, Arheden Hakan

Source: Journal of Cardiovascular Magnetic Resonance, Vol 15, Iss Suppl 1, p P218 (2013)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/84a25492ca5b4e8096b110e55efc3707

Validation of an algorithm for left ventricular segmentation in 150 patients shows potential for further development towards fully automatic segmentation

Authors: Tufvesson Jane, Ubachs Joey F, Steding-Ehrenborg Katarina, Carlsson Marcus, Arheden Hakan, Heiberg Einar

Source: Journal of Cardiovascular Magnetic Resonance, Vol 15, Iss Suppl 1, p E30 (2013)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/d944643e1efe4c48b177ec5cea931432

Automatic segmentation of myocardium at risk in T2-weighted cardiovascular magnetic resonance

Authors: Sjogren Jane, Ubachs Joey F, Engblom Henrik, Carlsson Marcus, Arheden Hakan, Heiberg Einar

Source: Journal of Cardiovascular Magnetic Resonance, Vol 14, Iss Suppl 1, p O20 (2012)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/632eddc2179b4aae80db671b80d8cd9c

Quantification of the contribution of septal movement to stroke volume in healthy subjects, athletes, patients with pulmonary insufficiency and patients with pulmonary hypertension

Authors: Stephensen Sigurdur S, Steding Katarina, Arheden Hakan, Heiberg Einar, Carlsson Marcus

Source: Journal of Cardiovascular Magnetic Resonance, Vol 14, Iss Suppl 1, p P87 (2012)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/578242ebd8d74a8fb7eb2faf511c9588

Infarct quantification using 3D inversion recovery and 2D phase sensitive inversion recovery, validation in patients and ex vivo

Authors: Jablonowski Robert, Nordlund David, Engblom Henrik, Ubachs Joey F, Kanski Mikael, Arheden Hakan, Carlsson Marcus

Source: Journal of Cardiovascular Magnetic Resonance, Vol 14, Iss Suppl 1, p P37 (2012)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/6e592ca6a2e14c0ca9d69ed85697ea3e

Diastolic vortex ring formation in the human left ventricle: quantitative analysis using Lagrangian coherent structures and 4D cardiovascular magnetic resonance velocity mapping

Authors: Toger Johannes, Kanski Mikael, Carlsson Marcus, Kovács Sándor J, Söderlind Gustaf, Arheden Hakan, Heiberg Einar

Source: Journal of Cardiovascular Magnetic Resonance, Vol 14, Iss Suppl 1, p W30 (2012)

Subject Terms: Diseases of the circulatory (Cardiovascular) system, RC666-701

File Description: electronic resource

Relation: https://doaj.org/toc/1097-6647; https://doaj.org/toc/1532-429X

Access URL: https://doaj.org/article/b5e024ed4ca641ab9d4513fa114c44d6