Forschungsbereich: High-Accuracy Head Tracking

2017

Jirapong Manit, Achim Schweikard and Floris Ernst, Deep Convolutional Neural Network Approach for Forehead Tissue Thickness Estimation from NIR Laser Backscattering Images, in: Proceedings of the 51st DGBMT Annual Conference, Dresden, Germany, pages submitted, 2017
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Jirapong Manit, Christina Bremer, Achim Schweikard and Floris Ernst, Patient identification using a near-infrared laser scanner, in: Medical Imaging 2017: Image-Guided Procedures, Robotic Interventions, and Modeling, SPIE, Orlando, FL, pages 101352L, SPIE, 2017
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2016

Tobias Wissel, Patrick Stüber, Benjamin Wagner, Ralf Bruder, Christian Erdmann, Christin-Sophie Deutz, Benjamin Sack, Jirapong Manit, Achim Schweikard and Floris Ernst, Enhanced Optical Head Tracking for Cranial Radiotherapy: Supporting Surface Registration by Cutaneous Structures (2016), in: International Journal of Radiation Oncology, Biology, Physics, 95:2(810-817)
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2015

Jirapong Manit, Tobias Wissel, Patrick Stüber, Achim Schweikard and Floris Ernst, A Study of Gaussian Noise Effects on Skin Thickness Measurement, in: Proceedings of the 49th DGBMT Annual Conference, Lübeck, Germany, pages S190, 2015
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Patrick Stüber, Benjamin Wagner, Tobias Wissel, Ralf Bruder, Achim Schweikard and Floris Ernst, An Approach to Improve Accuracy of Optical Tracking Systems in Cranial Radiation Therapy (2015), in: Cureus, 7:1(e239)
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Floris Ernst, Achim Schweikard, Patrick Stüber, Ralf Bruder, Benjamin Wagner and Tobias Wissel, Analysis of feature stability for laser-based determination of tissue thickness, in: Advanced Biomedical and Clinical Diagnostic and Surgical Guidance Systems XIII, San Francisco, CA, pages 93130Q, 2015
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S. Lüdtke, Benjamin Wagner, Ralf Bruder, Patrick Stüber, Floris Ernst, Achim Schweikard and Tobias Wissel, Calibration of galvanometric laser scanners using statistical learning methods, in: Bildverarbeitung für die Medizin, Berlin, Heidelberg, New York, pages 467-472, Springer, 2015
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Tobias Wissel, Benjamin Wagner, Patrick Stüber, Achim Schweikard and Floris Ernst, Data-driven Learning for Calibrating Galvanometric Laser Scanners (2015), in: IEEE Sensors Journal, 15:10(5709-5717)
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Achim Schweikard and Floris Ernst, Efficient Estimation of Tissue Thicknesses using Sparse Approximation for Gaussian Processes, in: 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC '15), EMBS, Milano, Italy, pages 7015-7018, IEEE, 2015
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, Enhanced Tissue Thickness Computation by Exploiting Local Neighborhoods, in: Proceedings of the 29th International Congress and Exhibition on Computer Assisted Radiology and Surgery (CARS'15), Barcelona, Spain, 2015
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, Enriching 3D optical surface scans with prior knowledge: tissue thickness computation by exploiting local neighborhoods (2015), in: International Journal of Computer Assisted Radiology and Surgery, 11:4(569-579)
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Floris Ernst, Tobias Wissel, Patrick Stüber, Benjamin Wagner, Ralf Bruder and Achim Schweikard, Optical localization of the human skull for cranial radiation therapy, in: Varian Research Partnership Symposium, Varian Medical, 2015
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Benjamin Wagner, Patrick Stüber, Tobias Wissel, Ralf Bruder, Achim Schweikard and Floris Ernst, Ray Interpolation for Generic Triangulation Based on a Galvanometric Laser Scanning System, in: 2015 IEEE International Symposium on Biomedical Imaging, New York, pages 1419-1422, IEEE, 2015
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Achim Schweikard and Floris Ernst, Tissue Segmentation from Head MRI: A Ground Truth Validation for Feature-Enhanced Tracking, in: Proceedings of the 49th DGBMT Annual Conference, Lübeck, Germany, pages S184, 2015
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Achim Schweikard and Floris Ernst, Tissue segmentation from head MRI: a ground truth validation for feature-enhanced tracking (2015), in: Current Directions in Biomedical Engineering, 1:1(228-231)
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2014

Patrick Stüber, Tobias Wissel, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, A comparison of different hardware design approaches for feature-supported optical tracking with respect to angular dependencies, in: 56th Annual Meeting of the AAPM, pages 204, 2014
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Benjamin Wagner, Patrick Stüber, Tobias Wissel, Ralf Bruder, Achim Schweikard and Floris Ernst, Accuracy analysis for triangulation and tracking based on time-multiplexed structured light (2014), in: Medical Physics, 41:8(082701)
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, Angle influence and compensation for marker-less head tracking based on laser scanners, in: Proceedings of the 28th International Congress and Exhibition on Computer Assisted Radiology and Surgery (CARS'14), Fukuoka, Japan, pages 62-63, 2014
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Jan Graßhof, Ralf Bruder, Achim Schweikard and Floris Ernst, Kalman Filter based Head Tracking for Cranial Radiation Therapy with low-cost Range-Imaging Cameras, in: Bildverarbeitung für die Medizin 2014, Aachen, Germany, pages 324-329, Springer, 2014
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Floris Ernst, Ralf Bruder, Tobias Wissel, Patrick Stüber, Benjamin Wagner and Achim Schweikard, Measuring cranial soft tissue thickness with MRI or pressure-compensated tracked ultrasound (2014), in: British Journal of Medicine and Medical Research, 4:4(937-948)
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Robert Dürichen, Ralf Bruder, Achim Schweikard and Floris Ernst, Tissue Thickness Estimation for High Precision Head-Tracking using a Galvanometric Laser Scanner - A Case Study, in: 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC '14), EMBS, Chicago, IL, pages 3106-3109, IEEE, 2014
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2013

Benjamin Wagner, Patrick Stüber, Tobias Wissel, Ralf Bruder, Achim Schweikard and Floris Ernst, Accuracy of object tracking based on time-multiplexed structured light, in: 12. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie (CURAC), CURAC, Innsbruck, Austria, pages 139-142, 2013
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Patrick Stüber, Tobias Wissel, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, An improvement for the scanning process in high accuracy head tracking, in: 12. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie (CURAC), CURAC, Innsbruck, Austria, pages 179-182, 2013
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Patrick Stüber, Tobias Wissel, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, Design and evaluation of a highly accurate optical setup for backscatter analysis, in: 44. Jahrestagung der DGMP, DGMP, Cologne, Germany, pages 181-186, 2013
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Tobias Wissel, Ralf Bruder, Achim Schweikard and Floris Ernst, Estimating soft tissue thickness from light-tissue interactions\textemdash a simulation study (2013), in: Biomedical Optics Express, 4:7(1176-1187)
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Michael Hollinde, Für mehr Präzision in der Tumorbestrahlung (2013), in: Lübecker Nachrichten
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Tobias Wissel, Patrick Stüber, Benjamin Wagner, Ralf Bruder, Achim Schweikard and Floris Ernst, Preliminary Study on Optical Feature Detection for Head Tracking in Radiation Therapy, in: 13th IEEE International Conference on BioInformatics and BioEngineering (BIBE), IEEE, Chania, Greece, pages 1-5, 2013
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Floris Ernst, Ralf Bruder, Tobias Wissel, Patrick Stüber, Benjamin Wagner and Achim Schweikard, Real time contact-free and non-invasive tracking of the human skull\textemdash first light and initial validation, in: Applications of Digital Image Processing XXXVI, San Diego, CA, pages 88561G-1 - 88561G-8, 2013
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Jude Dineley, Skin measurements improve motion tracking, medicalphysicsweb.org, 2013
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Tobias Wissel, Ralf Bruder and Achim Schweikard, Skin thickness estimation for high precision optical head tracking during cranial radiation therapy\textemdash a simulation study, in: Proceedings of the 55th Annual Meeting of the {ASTRO}, ASTRO, Atlanta, GA, USA, pages S669, 2013
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Benjamin Wagner, Patrick Stüber, Tobias Wissel, Ralf Bruder, Achim Schweikard and Floris Ernst, Time-multiplexed structured light for head tracking, in: 44. Jahrestagung der DGMP, DGMP, Cologne, Germany, pages 199-202, 2013
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2012

Philipp Grüning, Patrick Stüber, Lars Richter, Oliver Blanck, Ralf Bruder and Achim Schweikard, Estimation of error sources for optical head tracking in cranial radiation therapy, in: 11. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie (CURAC), CURAC, 2012
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