Publications
Peer-reviewed journal articles
C. Sundberg, M. Persson, JJ. Wikner, M. Danielsson. “Timing resolution in double-sided silicon photon-counting computed tomography detectors”, J Med Imaging 2023 Mar;10(2):023502, 2023
E. Ström, M. Persson, A. Eguizabal and Ozan Öktem, “Photon-Counting CT Reconstruction with a Learned Forward Operator”, accepted to IEEE Transactions on Computational Imaging
C. Sundberg, M. Danielsson and M. U. Persson, "Compton coincidence in silicon photon-counting CT detectors," J. Med. Imag. 9(1) 013501, 2022)
C. Sundberg, M. U. Persson, J. J. Wikner and M. Danielsson, “1-μm spatial resolution in silicon photon-counting CT detectors”, J. Med. Imag. 8(6), 063501 (Nov. 2021)
V. Sandfort, M. Persson, A. Pourmorteza, P. B. Noël, D. Fleischmann, M. J Willemink, “Spectral photon-counting CT in cardiovascular imaging,” J. Cardiovasc. Comput. Tomogr., 15 (3), 218-225, 2021. (Review article)
M. Danielsson, M. Persson, M. Sjölin, “Photon-counting x-ray detectors for CT”, Phys. Med. Biol. 66(3) 03TR01, 2021 (Review article). Erratum: In the caption of Fig. 4 it should be 28 lp cm-1, 22 lp cm-1 and 14 lp cm-1, not mm-1.
C. Sundberg, M. Persson, M. Sjölin, J. J. Wikner and M. Danielsson, "Silicon photon-counting detector for full-field CT using an ASIC with adjustable shaping time," J. Med. Imaging 7(5), 053503 (2020),
M. Persson, A. Wang and N. J. Pelc, ”Detective quantum efficiency of photon-counting CdTe and Si detectors for computed tomography: a simulation study”, J. Med. Imaging 7(4), 043501, 2020
F. Grönberg, J. Lundberg, M. Sjölin, M. Persson, R. Bujila, H. Bornefalk, H. Almqvist, S. Holmin and M. Danielsson “Feasibility of unconstrained three-material decomposition: imaging an excised human heart using a prototype silicon photon-counting CT detector”, European Radiology, 2020
Y. Zheng, M. Yveborg, F. Grönberg, C. Xu, Q. Su, M. Danielsson and M. Persson “Robustness of optimal energy thresholds in photon-counting spectral CT”, Nucl. Instr. Meth. A, vol. 953, 163132, 2020.
P. L. Rajbhandary M. Persson and N.J. Pelc, “Detective efficiency of photon counting detectors with spectral degradation and crosstalk”, Med. Phys. vol. 47, no. 1, pp. 27-36, 2020
J. da Silva, F. Grönberg, B. Cederström, M. Persson, M. Sjölin, Z. Alagic, R. Bujila and M. Danielsson “Resolution characterization of a silicon-based, photon-counting computed tomography prototype capable of patient scanning”, J. Med. Imaging vol. 6 (4), 043502, 2019
J. Wang, L. Chen, M. Persson, P. L. Rajbhandary. P. Kandlakunta, G. Carini, and R. Fahrig, “Pulse Pileup Analysis for a Double-Sided Silicon Strip Detector Using Variable Pulse Shapes”, IEEE Trans. Nucl. Sci., vol. 66, no. 6, pp. 960-968, 2019.
M. Persson, P. L. Rajbhandary, and N. J. Pelc “A framework for performance characterization of energy-resolving photon-counting detectors”, Med. Phys. vol. 45, no. 11, pp. 4897-4915, 2018.
M. J. Willemink, M. Persson, A. Pourmorteza, N. J. Pelc, and D. Fleischmann, “Photon-Counting CT: Technical Principles and Clinical Prospects”, Radiology vol. 289, no. 2, pp. 293-312, 2018. (Review article)
M. Persson, S. Holmin, S. Karlsson, H. Bornefalk, and M. Danielsson “Subpixel x-ray imaging with an energy-resolving detector”, J. Med. Imaging vol. 5, no. 1, 013507, 2018.
M. Persson and F. Grönberg, “Bias-variance tradeoff in anticorrelated noise reduction for spectral CT”, Med. Phys. vol. 44, no. 9, pp. e242-254, 2017.
M. Persson, R. Bujila, P. Nowik, H. Andersson, L. Kull, J. Andersson, H. Bornefalk, and M. Danielsson, “Upper limits of the photon fluence rate on CT detectors: Case study on a commercial scanner,” Med. Phys., vol. 43, no. 7, pp. 4398–4411, 2016.
H. Chen, C. Xu, M. Persson, and M. Danielsson, “Optimization of beam quality for photon-counting spectral computed tomography in head imaging: simulation study,” J. Med. Imaging, vol. 2, no. 4, p. 043504, 2015. Erratum: Under acknowledgements, add “The authors have financial interests in Prismatic Sensors AB.”
X. Liu, M. Persson, H. Bornefalk, S. Karlsson, C. Xu, M. Danielsson, and B. Huber, “Spectral response model for a multibin photon-counting spectral computed tomography detector and its applications,” J. Med. Imaging, vol. 2, no. 3, p. 033502, 2015.
X. Liu, H. Chen, H. Bornefalk, M. Danielsson, S. Karlsson, M. Persson, C. Xu, and B. Huber, “Energy calibration of a silicon-strip detector for photon-counting spectral CT by direct usage of the x-ray tube spectrum,” IEEE Trans. on Nucl. Sci., vol. 62, no. 1, pp. 68–75, 2015.
H. Bornefalk, M. Persson, and M. Danielsson, “Allowable forward model misspecification for accurate basis decomposition in a silicon detector based spectral CT,” IEEE Trans. Med. Imag., vol. 34, no. 3, pp. 788–795, 2015.
M. Yveborg, M. Persson, and H. Bornefalk, “Optimal frequency-based weighting for spectral x-ray projection imaging,” IEEE Trans. Med. Imag., vol. 34, no. 3, pp. 779–787, 2015.
M. Persson, B. Huber, S. Karlsson, X. Liu, H. Chen, C. Xu, M. Yveborg, H. Bornefalk, and M. Danielsson, “Energy-resolved CT imaging with a photon-counting silicon-strip detector,” Phys. Med. Biol., vol. 59, no. 22, pp. 6709–6727, 2014.
H. Chen, B. Cederström, C. Xu, M. Persson, S. Karlsson, and M. Danielsson, “A photon-counting silicon-strip detector for digital mammography with an ultrafast 0.18-µm CMOS ASIC,” Nucl. Instr. Meth. A, vol. 749, pp. 1 – 6, 2014.
X. Liu, H. Bornefalk, H. Chen, M. Danielsson, S. Karlsson, M. Persson, C. Xu, and B. Huber, “A silicon-strip detector for photon-counting spectral CT: Energy resolution from 40 keV to 120 keV,” IEEE Trans. Nucl. Sci., vol. 61, no. 3, pp. 1099–1105, 2014.
H. Bornefalk and M. Persson, “Theoretical comparison of the iodine quantification accuracy of two spectral CT technologies,” IEEE Trans. Med. Imag., vol. 33, no. 2, pp. 556–565, 2014.
M. Yveborg, M. Persson, J. Crafoord, M. Danielsson, and H. Bornefalk, “Eliminated risk of iodine contrast cancellation with multibin spectral CT,” Phys. Med. Biol., vol. 58, no. 14, pp. N201–N209, 2013.
C. Xu, H. Chen, M. Persson, S. Karlsson, M. Danielsson, C. Svensson, and H. Bornefalk, “Energy resolution of a segmented silicon strip detector for photon-counting spectral CT,” Nucl. Instrum. Methods A, vol. 715, pp. 11 – 17, 2013.
H. Bornefalk, M. Persson, C. Xu, S. Karlsson, C. Svensson, and M. Danielsson, “Effect of temperature variation on the energy response of a photon counting silicon CT detector,” IEEE Trans. on Nucl. Sci., vol. 60, no. 2, pp. 1442–1449, 2013.
C. Xu, M. Persson, H. Chen, S. Karlsson, M. Danielsson, C. Svensson, and H. Bornefalk, “Evaluation of a second-generation ultra-fast energy-resolved ASIC for photon-counting spectral CT,” IEEE Trans. Nucl. Sci., vol. 60, no. 1, pp. 437–445, 2013.
M. Persson and H. Bornefalk, “A framework for evaluating threshold variation compensation methods in photon counting spectral CT,” IEEE Trans. Med. Imag., vol. 31, no. 10, pp. 1861–1874, 2012. See also erratum.
Theses
M. Persson, “Spectral Computed Tomography with a Photon-Counting Silicon-Strip Detector”, PhD thesis, KTH Royal Institute of Technology, Stockholm, Sweden, 2016
M. Persson, “Reconstruction of spectral CT images” Master thesis, KTH Royal Institute of Technology, Stockholm, Sweden, 2011
Conference proceedings articles
Luca Terenzi, Per Lundhammar and Mats Persson, “Basis Image Filtering Enables Subpixel Resolution in Photon-Counting CT”, Proceedings of the 17th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, pp. 390-393, 2023.
Dennis Hein and Mats Persson, “Generation of Photon-counting Spectral CT Images Using a Score-based Diffusion Model”, Proceedings of the 17th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, pp. 155-158, 2023.
Alma Eguizabal, Dennis Hein, Bruno Sandrini, and Mats U. Persson "Model-based deep learning to achieve interpretable spectral CT denoising", Proc. SPIE 124633S pp. 1-5, 2023
Dennis Hein and Mats Persson, "Spectral CT denoising using a conditional Wasserstein generative adversarial network", Proc. SPIE pp. 124633A 1-4, 2023
Maxime Daniel, Mats Danielsson, Brian D. Yanoff, and Mats U. Persson "Charge collection efficiency of CdTe detectors: impact of charge collection time and polarisation", Proc. SPIE 12463, pp. 124630H 1-9, 2023
D. Hein, K. Liappis, A. Eguizabal, and M. Persson, Deep Learning Ring Artifact Correction in Photon- Counting Spectral CT with Perceptual Loss, The 7th International Conference on Image Formation in X-Ray Computed Tomography, pp. 345-348, 2022
A. Eguizabal, O. Öktem, and M. Persson "A deep learning one-step solution to material image reconstruction in photon counting spectral CT", Proc. SPIE 12031, pp. 120310Y 1-5, 2022
H. Karlsson, V. Moro, A. Eguizabal, M. Eriksson, A. Ågren, D. Åkerström, and M. U. Persson "Deep-learning-based denoising for photon-counting CT: image domain or projection domain?", Proc. SPIE 12031, pp. 120312S 1-18, 2022
A. Eguizabal, M. U. Persson, and O. Öktem, “Learned Material Decomposition for Photon Counting CT”, Proceedings of the 16th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine pp. 15-19, 2021
M. U. Persson, “Low-dose photon-counting CT with penalized-likelihood basis-image reconstruction: image quality evaluation”, Proc. SPIE 11595, pp. 115954G 1-7, 2021. Erratum: the horizontal coordinate should be divided by sqrt(2) in Fig. 6.
A. Eguizabal, M. U. Persson, F. Grönberg, “A deep learning post-processing to enhance the maximum likelihood estimate of three material decomposition in photon counting spectral CT”, Proc. SPIE 11595, pp. 1159546 1-10, 2021
C. Sundberg, M. Danielsson, M. Persson, “Compton coincidence in silicon photon-counting CT detectors”, Proc. SPIE 11595, pp. 115950C 1-17, 2021
M. U. Persson, L. Fu, P. M. Edic, and B. De Man "A new series expansion method and its application to photon-counting CT reconstruction", Proc. SPIE 11312, pp. 113121H 1-7, 2020
C. Sundberg, M. Persson, J. J. Wikner, and M. Danielsson "1 μm spatial resolution in silicon photon-counting CT detectors by measuring charge diffusion", Proc. SPIE 11312, pp. 113120E 1-12, 2020
M. Persson and N. J. Pelc, “Noise reduction in photon-counting CT using frequency-dependent optimal weighting”, Proc. SPIE, vol. 11072, pp. 110721R 1-5, 2019
M. Persson and N. J. Pelc, “Simulation model for evaluating energy-resolving photon-counting CT detectors based on generalized linear-systems framework”, Proc. SPIE, vol. 10948, pp. 109481V 1-12, 2019
C. Sundberg, M. Persson, A. Ehliar, M. Sjölin, J. Wikner and M. Danielsson, “Increased count-rate performance and dose efficiency for silicon photon-counting detectors for full-field CT using an ASIC with adjustable shaping time”, Proc. SPIE, vol. 10948, 109481W, pp. 1-12., 2019
M. Persson and N. J. Pelc, “Reducing partial volume artifacts with spectral CT”, Proceedings of The fifth international conference on image formation in X-ray computed tomography, 2018, pp. 360-363.
P. L. Rajbhandary, M. Persson and N. J. Pelc, “Frequency dependent DQE of photon counting detector with spectral degradation and cross-talk,” Proc. SPIE, vol. 10573, pp. 1057312 1–10, 2018
M. Persson, P. L. Rajbhandary and N. J. Pelc, “Generalized linear-systems framework for performance assessment of energy-resolving photon-counting detectors,” Proc. SPIE, vol. 10573, pp. 105731A 1–12, 2018
M. Persson* and J. Adler*, “Spectral CT reconstruction with anti-correlated noise model and joint prior”, in Proceedings of the 14th International Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, 2017, pp. 580–585. (* The authors contributed equally.)
X. Li, P. L. Rajbhandary, J. Wang, M. Persson, Z. Wu and N. J. Pelc, “Spectral performance and effect of spatial-energetic correlation in PCD with different converter materials”, in Proceedings of The 14th International Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, 2017, pp. 795–800.
M. Persson and M. Danielsson, “Resolution improvement in x-ray imaging with an energy-resolving detector”, Proc. SPIE, vol. 10132, pp. 101321D 1–8, 2017.
M. Sjölin and M. Persson, “Optimal sinogram sampling with temporally offset pixels in continuous rotation CT”, Proc. SPIE, vol. 10132, pp. 101321I 1–13, 2017.
M. Persson and F. Grönberg, “Spatial-frequency-domain study of anticorrelated noise reduction in spectral CT,” in Proceedings of the 4th International Meeting on image formation in X-ray CT, 2016, pp. 283–6.
F. Grönberg, M. Persson, and H. Bornefalk, “Third material separation in spectral CT with basis decomposition,” in Proceedings of The 13th International Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, 2015, pp. 499–502.
X. Liu, H. Chen, H. Bornefalk, M. Danielsson, S. Karlsson, M. Persson, C. Xu, and B. Huber, “Modelling the channel-wise count response of a photon-counting spectral CT detector to a broad x-ray spectrum,” Proc. SPIE, vol. 9412, pp. 941 215 1–15, 2015.
H. Bornefalk, M. Persson, and M. Danielsson, “Necessary forward model specification accuracy for basis material decomposition in spectral CT,” Proc. SPIE, vol. 9033, pp. 90 332I 1–9, 2014.
M. Persson, B. Huber, S. Karlsson, X. Liu, H. Chen, C. Xu, M. Yveborg, H. Bornefalk, and M. Danielsson, “Energy-resolved CT imaging with a photon-counting silicon-strip detector,” Proc. SPIE, vol. 9033, pp. 90 333L 1–10, 2014.
X. Liu, H. Bornefalk, H. Chen, M. Danielsson, S. Karlsson, M. Persson, C. Xu, and B. Huber, “Characterization of a silicon strip detector for photon-counting spectral CT using monoenergetic photons from 40 keV to 120 keV,” Proc. SPIE, vol. 9033, pp. 90 333O 1–8, 2014.
M. Persson, B. Meyer, H. Bornefalk, and M. Danielsson, “Quantification of ring artifact visibility in CT,” Proc. SPIE, vol. 8313, pp. 83 132J 1–7, 2012.
Scientific abstracts for presentations I have given (with no published proceedings)
M. Persson, A. S. Wang and N. J. Pelc, “DQE of Si and CdTe Detectors for Photon-Counting CT: Impact of Object Scatter”, presented 2019-12-03 at RSNA annual meeting 2019, Chicago, IL, USA
M. Persson, P. L. Rajbhandary and N. J. Pelc, “A Method of Calculating Lesion Detectability in Photon-Counting Spectral CT”, abstract SSA20-07, presented 2018-11-28 at RSNA Annual Meeting 2018, Chicago, IL, USA.
M. Persson, S. Karlsson, S. Holmin and M. Danielsson, "Superresolution x-ray imaging of blood vessels", Abstract 17, presented 2016-06-15 at International conference on imaging techniques in subatomic physics, astrophysics, medicine biology and industry 2016, Stockholm, Sweden
M. Persson, H. Bornefalk, F. Grönberg, B. Huber, S. Karlsson, X. Liu, M. Sjölin, S. Holmin and M. Danielsson, "Imaging blood vessel boundaries in photon counting spectral CT with the nonlinear partial volume effect", abstract B-0671, presented 2015-03-05 at ECR 2015, Vienna, Austria
Scientific abstracts for co-authored presentations given by others
F. Grönberg, M. Sjölin, S. Holmin, J. Lundberg, M. Persson, M. Yveborg, M. Danielsson, “First Evaluation of New Photon Counting Technology for Cardiac CT”, abstract SSA20-07, Presented at RSNA Annual Meeting 2017, Chicago, IL, USA.
M. Yveborg, C. Xu, M. Persson, S. Karlsson, H. Bornefalk, H. Chen, B. Huber, X. Liu and M. Danielsson, “First Measurements of Projection DQE on Photon Counting Silicon-based Spectral CT System”, abstract SSA19-05, presented at RSNA Annual Meeting 2014, Chicago, IL, USA
B. Huber, H. Bornefalk, H. Chen, M. Danielsson, S. Karlsson, X. Liu, M. Persson and C. Xu, “A Photon-counting Silicon Strip Detector for Spectral-resolved Computed Tomography”, abstract LL-PHS-WE2B, presented at RSNA Annual Meeting 2013, Chicago, IL, USA
