Abstract
We present a super fast variational algorithm for the challenging problem of multimodal image registration. It is capable of registering full-body CT and PET images in about a second on a standard CPU with virtually no memory requirements. The algorithm is founded on a Gauss-Newton optimization scheme with specifically tailored, mathematically optimized computations for objective function and derivatives. It is fully parallelized and perfectly scalable, thus directly suitable for usage in many-core environments. The accuracy of our method was tested on 21 PET-CT scan pairs from clinical routine. The method was able to correct random distortions in the range from -10 cm to 10 cm translation and from -15° to 15° degree rotation to subvoxel accuracy. In addition, it exhibits excellent robustness to noise.
| Originalsprache | Englisch |
|---|---|
| Titel | 2013 IEEE 10th International Symposium on Biomedical Imaging |
| Seitenumfang | 4 |
| Erscheinungsort | San Francisco, California, USA |
| Herausgeber (Verlag) | IEEE |
| Erscheinungsdatum | 01.04.2013 |
| Seiten | 572-575 |
| ISBN (Print) | 978-1-4673-6456-0 |
| ISBN (elektronisch) | 978-1-4673-6455-3 |
| DOIs | |
| Publikationsstatus | Veröffentlicht - 01.04.2013 |
| Veranstaltung | 2013 IEEE 10th International Symposium on Biomedical Imaging - San Francisco, USA / Vereinigte Staaten Dauer: 07.04.2014 → 11.04.2014 |
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SDG 9 – Industrie, Innovation und Infrastruktur
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