Name: Sune Høgild Keller (e-mail)
Title: Computer Scientist, PhD
• Computer Scientist at Rigshospitalet, Copenhagen University Hospital, Dep. of Clinical Physiology, Nuclear Medicine and PET
- Area of interest
- Activities
- Education
- List of publications
- CV
I am currently employed as a Computer Scientist at the Dept. of Clincical Physiology, Nuclear Medicine and PET, working in molecular imaging. My focus areas are:
- Algorithms and software development for the Siemens HRRT PET brain scanner.
- Motion tracking and correction in PET brain imaging.
- Research on the Siemens mMR PET/MR scanner; attenuation correction, motion correction, PET quantification.
- PET/CT (for oncology, radiation therapy planing, neurology).
- Algorithms and software development for the Siemens HRRT PET brain scanner.
- Motion tracking and correction in PET brain imaging.
- Research on the Siemens mMR PET/MR scanner; attenuation correction, motion correction, PET quantification.
- PET/CT (for oncology, radiation therapy planing, neurology).
Education
- B.Sc. in Chemistry with a second major in Film and Media Science, Copenhagen University, June 2001.
- M.Sc. in IT, Multimedia Technology, IT University of Copenhagen, June 2004.
- Ph.D. from The Image Group, Department of Computer Science, Faculty of Science, University of Copenhagen, December 2007.
2013
- Sune H. Keller, Claus Svarer and Merence Sibomana Attenuation correction for the HRRT PET-scanner using transmission scatter correction and total variation regularization IEEE Transactions on Medical Imaging, DOI 10.1109/TMI.2013.2261313, E-pub ahead of print, 2013.
- Claes Nøhr Ladefoged, Flemming Littrup Andersen, Sune Høgild Keller, Johan Löfgren, Adam Espe Hansen, Søren Holm, Liselotte Højgaard and Thomas Beyer PET/MR imaging of the pelvis in the presence of endoprostheses: reducing image artifacts and increasing accuracy through inpainting, Eur J Nucl Med Mol Imaging, DOI 10.1007/s00259-012-2316-4, Online 8 January 2013.
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Abstracts:
- Claes Nøhr Ladefoged, Flemming Andersen, Sune H. Keller, Johan Löfgren, Adam Espe Hansen, Søren Holm, Liselotte Højgaard and Thomas Beyer PET/MR imaging of the pelvis in the presence of endoprostheses: reducing image artifacts and increasing accuracy through inpainting, ECR 2013, Wien (Vienna), March 2013.
2012
- Sune H. Keller, Merence Sibomana, Oline V. Olesen, Claus Svarer, Søren Holm, Flemming L. Andersen, and Liselotte Højgaard Methods for motion correction evaluation using FDG human brain scans on a high resolution PET scanner, Journal of Nuclear Medicine, Vol. 53, No. 3, pp. 495-504, 2012.
- Sune H. Keller, Søren Holm, Adam E. Hansen, Bernhard Sattler, Flemming Andersen, Thomas L. Klausen, Liselotte Højgaard, Andreas Kjær and Thomas Beyer Image artifacts from MR-based attenuation correction in clinical, whole-body PET/MRI, Magnetic Resonance Materials in Physics, Biology and Medicine (MAGMA), DOI 10.1007/s10334-012-0345-4, vol. 26, issue 1, pp. 173-81, 2013.
- Andreas Kjær, Annika Loft, Ian Law, Anne Kiil Berthelsen, Lise Borgwardt, Johan Löfgren, Camilla B. Johnbeck, Adam E. Hansen, Sune Keller, Søren Holm and Liselotte Højgaard PET/MRI in cancer patients: first experiences and vision from Copenhagen, Magnetic Resonance Materials in Physics, Biology and Medicine (MAGMA), Online 25 December 2012.
- Thomas Levin Klausen, Sune Høgild Keller, Oline Vinter Olesen, Marianne Aznar and Flemming L. Andersen Innovations in PET/CT The Quarterly Journal of Nuclear Medicine and Molecular Imaging 2012, 56(3):268-79, 2012.
- Adam Espe Hansen, Sune Høgild Keller, Johan Löfgren and Søren Holm Kombineret PET/MR skanner på Rigshospitalet: første erfaringer, Medicinsk Teknologi og Informatik, 3/2012.
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IEEE NSS/MIC:
- Sune H. Keller, Adam E. Hansen, Thomas Beyer, Flemming L. Andersen, Thomas L. Klausen, Johan Löfgren, Søren Holm Evaluation of PET Image Quality and Distortions in Simultaneous Clinical PET/MR, IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2012.
- Merence Sibomana, Sune H. Keller, Simon Stute, Claude Comtat Benefits of 3D Scatter Correction for the HRRT - a Large Axial FOV PET Scanner, IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2012.
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Abstracts:
- Sune H. Keller, Thomas Beyer, Thoams L. Klausen, Flemming L. Andersen, Ian Law, Annika Loft, Søren Holm and Liselotte Højggaard Evaluation of PET image distortions in clinical PET/MR, PSMR 2012, Elba, Italy, Online.
- F. L. Andersen, S. H. Keller, A. E. Hansen, T. Beyer, I. Law, L. Højgaard, S. Holm Bone attenuation in brain-PET/MR imaging should be accounted for during attenuation correction and PET reconstruction, EANM '12, Milano, 2012.
- T. Beyer, S. Keller, A. Hansen, A. Loft, J. Löfgren, L. Hojgaard, S. Holm Metal implants appear to be less detrimental to the PET quality in PET/MR than in PET/CT imaging, EANM '12, Milano, 2012.
- J. Löfgren, A. Loft, A. K. Berthelsen, A. E. Hansen, S. H. Keller, S. Holm, L. Højgaard, T. Beyer Validation of FDG-PET/MR imaging in gynecological cancer compared to standard clinical FDG-PET/CT, EANM '12, Milano, 2012.
- A. Loft, A. K. Berthelsen, A. E. Hansen, S. H. Keller, J. Löfgren, F. L. Andersen, T. L. Klausen, L. Hojgaard, T. Beyer Are PET volumes from PET/MR equal to PET volumes from PET/CT?, EANM '12, Milano, 2012.
- Søren Holm, Thomas Beyer, Adam Hansen, Sune H. Keller, Ian Law, Annika Loft, Johan Löfgren, Liselotte Højgaard Image quality in clinical PET/MR: MLAA effectively removes truncation artifacts, RSNA Annual Meeting, Chicago, 2012.
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Sune Høgild Keller, François Lauze and Mads Nielsen: Video Super-Resolution using Simultaneous Motion
and Intensity Calculations, IEEE Transactions on Image Processing, Vol. 20, Issue 7, pp. 1870 - 1884, June 2011.
Online material referred to in the paper can be found here and the online appendix here .
- Karine Madsen, Mette T. Haahr, Lisbeth Marner, Sune H. Keller, William F. Baaré, Claus Svarer, Steen G. Hasselbalch, Gitte M. Knudsen: Age and sex effects on 5-HT(4) receptors in the human brain: a [(11)C]SB207145 PET study, Journal of Cerebral Blood Flow & Metabolism, 2011;31(6):1475-81.
- Oline V. Olesen, Rasmus R. Paulsen, Rasmus R. Jensen, Sune H. Keller, Merence Sibomana, Liselotte Højgaard, Bjarne Roed, and Rasmus Larsen: 3D Surface Realignment Tracking for Medical Imaging: A Phantom Study with PET Motion Correction, In Proceedings of the MICCAI workshop on Mesh Processing in Medical Image Analysis (MeshMed), Ed. Yongjie Zhang, Springer, 2011. (Accepted for publication.)
- Olesen V. Olesen, Rasmus R. Paulsen, Sune H. Keller, Liselotte Højgaard, Bjarne Roed, and Rasmus Larsen: Comparison of external motion tracking systems for PET list-mode reconstruction, In IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2011.
- M. L. Lassen, F. Andersen, J. M. Grüner, S. Keller, I. Law: Non-invasive quantification of blood flow in the brain using 15O-labelled water in the HRRT scanner, EANM 2011.
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Sune Høgild Keller, François Lauze and Mads Nielsen:
Temporal Super Resolution Using Variational Methods, In
Marta Mrak, Mislav Grgic and Murat Kunt, editors,
High-Quality Visual Experience: Creation, Processing and Interactivity of High-Resolution and High-Dimensional Video Signals, Springer, 2010,
ISBN: 978-3-642-12801-1.
Referenced video examples can be found here.
- Oline Vinter Olesen, Claus Svarer, Merence Sibomana, Sune Høgild Keller, Søren Holm, Jørgen A. Jensen, Flemming Andersen and Liselotte Højgaard: A Movable Phantom Design for Quantitative Evaluation of Motion Correction Studies on High Resolution PET Scanners, In IEEE Trans. on Nuclear Science, Vol. 57, Issue 3. pp. 1116 - 1124, June 2010.
- Oline V. Olesen, Sune H. Keller, Merence Sibomana, Rasmus Larsen, Bjarne Roed, and Liselotte Højgaard Automatic Thresholding for Frame-Repositioning Using External Tracking in PET Brain Imaging, In 2010 IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2010.
- J. M. Anton-Rodriguez, M. Sibomana, M. D. Walker, M. C. Huisman, J. C. Matthews, M. Feldmann, S. H. Keller, M.-C. Asselin Investigation of Motion Induced Errors in Scatter Correction for the HRRT Brain Scanner, In 2010 IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2010.
- M. C. Huisman, J. E. M. Mourik, F. H. P. van Velden, M. Sibomana, S. H. Keller, S. Wang, J. Anton, D. van Assema, F. E. A. M. Froklage, N. J. Hoetjes, R. W. Kloet, B. N. M. van Berckel, R. C. Schuit, M. Lubberink, R. Boellaard, A. A. Lammertsma Quantitative Accuracy of the HRRT in an Interscanner Study with the HR+ and (R)-[11C]verapamil, 2010 IEEE Nuclear Science Symposium (MIC), IEEE, 2010.
- Oline Olesen, Flemming Andersen, Søren Holm, Jørgen Jensen, Sune Keller, Merence Sibomana, Claus Svarer and Liselotte Højgaard A new tool fixation for external 3D head tracking using the Polaris Vicra system with the HRRT PET scanner, In Society of Nuclear Medicine Annual Meeting Abstracts, SNM, 2009.
- Claus Svarer, Lisbeth Marner, Karine Madsen, Sune Keller, Mette Haahr, Merence Sibomana and Gitte Knudsen HRRT and Advance scanner comparison using a steady-state scan approach, In Society of Nuclear Medicine Annual Meeting Abstracts, SNM, 2009.
- Merence Sibomana, Sune Høgild Keller, Claus Svarer, Oline Vinter Olesen, Flemming Andersen, Søren Holm and Liselotte Højgaard New Attenuation Correction for the HRRT Using Transmission Scatter Correction and Total Variation Regularization, In 2009 IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2009.
- Oline Vinter Olesen, Merence Sibomana, Sune Høgild Keller, Flemming Andersen, Jørgen Jensen Søren Holm, Claus Svarer and Liselotte Højgaard Spatial Resolution of the HRRT PET Scanner Using 3D-OSEM PSF Reconstruction, In 2009 IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2009.
- Merence Sibomana, Sune Høgild Keller, Søren Holm, Peter M. Bloomfield, Stephan Blinder, Søren Baarsgaard Hansen and Christian Michel Component-Based Normalization for the HRRT Sinogram-Mode Reconstruction, In 2009 IEEE Nuclear Science Symposium Conference Record (MIC), IEEE, 2009.
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Sune Høgild Keller, François Lauze and Mads Nielsen: Deinterlacing Using Variational Methods, In
IEEE Transactions on Image Processing, volume 17, number 11, pages 2015-2028, ieeexplore.ieee.org, 2008.
Video examples referenced in the paper can be found here.
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Sune Høgild Keller, François Lauze and Mads Nielsen: Motion Compensated Video Super Resolution, In
F. Sgallari, A. Murli and N. Paragios, editors,
Scale Space and Variational Methods in Computer Vision, SSVM 2007 Proceedings, LNCS 4485, pages 801-812, Berlin, Springer, 2007.
Video examples referenced in the paper can be found here.
- Sune Keller, François Lauze and Mads Nielsen: Variational Motion Compensated Deinterlacing, In: 3rd Workshop on Statistical Methods in Multi-Image and Video Processing (SMVP), 9th ECCV Workshop Proceedings, 2006.
- Sune Høgild Keller, François Lauze and Mads Nielsen: Variational Deinterlacing, IT University Technical Report Series, TR-2006-90, ISBN 87-7949-134-0, 2006.
- Sune Keller, François Lauze and Mads Nielsen: A Total Variation Motion Adaptive Deinterlacing Scheme, In: R. Kimmel, N. Sochen and J. Weickert, editors, Scale Space and PDE Methods in Computer Vision, 5th International Conference, Scale-Space 2005, Proceedings, LNCS 3459, pages 408-419, Berlin, Springer, 2005.
- Sune Keller, Kim S. Pedersen and François Lauze: Detecting Interlaced or Progressive Source of Video, In: Proceedings of the 2005 IEEE Seventh Workshop on Multimedia Signal Processing, 2005.
PhD Thesis (2007)
Video Upscaling Using Variational Methods
Online Material:
Patent Applications
- 30/09/2004: US 60/614,420, A Method of Adding Information to a Frame or a Field in a Video Sequence, Inventors: Sune Keller, François Lauze and Mads Nielsen.
- 30/09/2005: PCT WO-A-2006/035072 (PCT/EP2005/054957), A Method of Adding Information to a Frame or a Field in a Video Sequence, Inventors: François Lauze, Sune Keller and Mads Nielsen.
- 30/09/2005: US 11/239697, A Method of Adding Information to a Frame or a Field in a Video Sequence, Inventors: François Lauze, Sune Keller and Mads Nielsen.
The Curriculum Vitae can be downloaded here as a *PDF file: Sune_Keller_CV.pdf