A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data
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Transcript of A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data
![Page 1: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/1.jpg)
European Instituteof Molecular Imaging
A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data
M Dawood, C Brune, X Jiang, F Büther, M Burger, O Schober, M Schäfers, KP Schäfers
Department of Computer Science,European Institute for Molecular Imaging
University of Münster, Germany
![Page 2: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/2.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
PET, Minutes
CT, Seconds
Acquisition Times
![Page 3: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/3.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
…
Gating
![Page 4: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/4.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
Mass conserved in cardiac data
Systole FDG-PET 1 h.p.i. non-AC Diastole
Continuity Equation:
![Page 5: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/5.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
Motion vectors
![Page 6: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/6.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
All gates deformed to Diastole
Visual result
Cardiac phases
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
Quantitative results 1: Correlation with target phase
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
Quantitative results 2: Myocardial thickness
![Page 9: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/9.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
Quantitative results 3: Time activity curves in blood pool
![Page 10: A Continuity Equation Based Optical Flow Method for Cardiac Motion Correction in 3D PET Data](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813507550346895d9c56d7/html5/thumbnails/10.jpg)
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European Instituteof Molecular Imaging Motion Correction on 3D PET/CT Data with Optical Flow Algorithms
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