Person

DI (FH) Dr. Gerald Adam Zwettler MSc

Medical Image Processing, Virtual Reality, 3D Vision

Education

Universität Wien, Dr.
Oct 2010 - Dec 2014
FH OÖ Hagenberg, Software Engineering , MSc
Oct 2007 - Jul 2007
FH OÖ Hagenberg, Software Engineering für Medizin, Dipl.-Ing. (FH)
Oct 2001 - Jul 2001
Realgymnasium der Benediktiner, Lambach, Allgemeinbildende Höhere Schule
Sep 1993 - Jun 1993

Professional career & activities

FH OÖ Forschungs und Entwicklungs GmbH, Research Associate, project development MSCT, BauOptimizer, INVERSIA, ProVeS
Oct 2003 - dato
FH OÖ Forschungs und Entwicklungs GmbH, Research Associate, project development CARDIAC
Oct 2003 - Sep 2004

Research interests

  • Medical Image Processing
  • Virtual Reality, 3D Vision
2018
C. Praschl, O. Krauss, G. Zwettler - TOWARDS RETOOLING THE MICROSOFT HOLOLENS AS OUTDOOR AR AND MR DEVICE - Proceedings of the 30th European Modeling and Simulation Symposium EMSS2018, Budapest, Hungary, Hungary, 2018, pp. 126-135 more
2017
W. Backfrieder, G. Zwettler, B. Kerschbaumer - ADAPTED ICP ALGORITHM FOR SURFACE BASED REGISTRATION IN IMAGE GUIDED SURGERY - Proceedings of the International Workshop on Innovative Simulation for Healthcare IWISH 2017, Barcelona, Spain, 2017 more
2017
W. Backfrieder, B. Kerschbaumer, G. Zwettler - An active surface approach for segmentation of bone fragments in trauma surgery planning - Proceedings of the International Workshop on Innovative Simulation for Health Care (IWISH), Barcelona, Spain, 2017, pp. 26-31 more
2015
S. Porta, G. Zwettler, W. Kurschl, C. Dinu, G. Juttla, K. Pichlkastner, H. Gell, B. Kaiser, K. Kisters - Quantifizierung leichter mentaler Erregung durch korrelative Veränderungen von HK- und metabolischen Parametern anhand einer 3-D Gefahrensimulation - NIEREN-UND HOCHDRUCKKRANKHEITEN, Vol. 44, No.… more
2015
W. Backfrieder, G. Zwettler - Rotated Principal Components for Fuzzy Segmentation Szintigraphic Time Series in Individual Dose Planning - Proceedings of the 2015 I-WISH, The International Workshop on Innovative Simulation for Healthcare , Bergeggi, Italy, 2015, pp. 6 more
2015
G. Zwettler, W. Backfrieder - Topological Fragmentation of Medical 3D Surface Mesh Models for Multi-Hierarchy Anatomical Classification - International Journal of Electronics and Telecommunications, Vol. 60, No. 6, 2015, pp. 1-8 more
2015
G. Zwettler, W. Backfrieder - Evolution Strategy Classification Utilizing Meta Features and Domain-specific Statistical A Priori Models for Fully-automated and Entire Segmentation of Medical Datasets in 3D Radiology - Proceedings of the IEEE International conference on Computing and Communications Technologies… more
2014
G. Zwettler, W. Backfrieder - Simulation of Tomographic Medical Image Data for Training of Generic Segmentation Models Utilizing Multivariate Feature Classification - Proceedings of the SummerSim 2014, Monterey, California, USA, United States of America, 2014, pp. 9 more
2014
G. Zwettler, W. Backfrieder - Adaptable Topological Model for Segmentation of Medical 3D Data Utilizing Multivariate Heuristic Feature Classification - Proceedings FFH 2014, Kufstein, Austria, 2014, pp. 296-300 more
2014
G. Zwettler, W. Backfrieder - Applicability of a Standardized Modular Image Processing Model for Analysis of Tomographic 3D Patient Data in Clinical Research and Radiographer Training - Proceedings FFH 2014, Kufstein, Austria, 2014, pp. 482-483 more
2014
G. Zwettler, W. Backfrieder - AUTOMATED DOMAIN-SPECIFIC FEATURE SELECTION FOR CLASSIFICATION-BASED SEGMENTATION OF TOMOGRAPHIC MEDICAL IMAGE DATA - Proceedings of the 3rd International Workshop on Innovative Simulation for Healthcare IWISH 2014, Bordeaux, France, 2014, pp. 26-35 more
2014
W. Backfrieder, G. Zwettler - Robust surface based registration in an open framework for image guided surgery - Proceedings of the 3rd International Workshop on Innovative Simulation for Healthcare IWISH 2014, Bordeaux, France, 2014, pp. 36-41 more
2014
G. Zwettler - General Model-Based Segmentation Strategy for Holistic Analysis of Tomographic Medical Image Data in 3D Radiology - Phd Thesis, Universität Wien, Austria, 2014, pp. 1-273 more
2013
G. Zwettler, W. Backfrieder - Architecture and Design of a Generic Device Server for Virtual Reality Hardware Integration in Surgical Navigation - LECTURE NOTES IN COMPUTER SCIENCE, Vol. 8112, No. 1, 2013, pp. 166-173 more
2013
W. Backfrieder, B. Kerschbaumer, G. Zwettler - Segmentation by multispectral analysis of MR image data for 3D modelling in surgical planning - Proceedings of The International Workshop on Innovative Simulation for Healthcare IWISH 2013, Athens, Greece, Greece, 2013, pp. 28-33 more
2013
G. Zwettler, W. Backfrieder - GENERIC MODEL-BASED APPLICATION OF MODULAR IMAGE PROCESSING CHAINS FOR MEDICAL 3D DATA ANALYSIS IN CLINICAL RESEARCH AND RADIOGRAPHER TRAINING - Proceedings of The International Workshop on Innovative Simulation for Healthcare IWISH 2013, Athens, Greece, Greece, 2013, pp.… more
2013
G. Zwettler, W. Backfrieder - Generic 3D Segmentation in Medicine based on a Self-learning Topological Model - Proceedings of the 8th International Conference on Computer Vision Theory and Applications, Barcelona, Spain, 2013, pp. 104-108 more
2013
G. Zwettler, W. Backfrieder - Generic Device Server Implementation for Virtual Reality Hardware Integration in Surgical Training - Computer Aided Systems Theory (Eurocast 2013), Las Palmas, Spain, 2013, pp. 118-119 more
2012
G. Zwettler, W. Backfrieder - A New Hybrid Algorithm Based on Watershed Method, Confidence Connected Thresholding and Region Merging as Preprocessing for Statistical Classification of General Medical Images - Proceedings of the 24th European Modeling and Simulation Symposium EMSS 2012, Vienna, Austria,… more
2012
G. Zwettler, S. Hinterholzer, P. Track, F. Waschaurek, E. Hagmann, R. Woschitz - Energy and Cost Optimization in Building design by Automated Simulation of Architecture and Construction Material - Proceedings FFH 2012, Graz, Austria, 2012, pp. 185-189 more
2011
G. Zwettler, W. Backfrieder, R. Pichler - Gyrus and Sulcus Modelling Utilizing a Generic Topography Analysis Strategy for Processing Arbitrarily Oriented 3D Surfaces - Proceedings of the 23rd European Modeling & Simulation Symposium, Rom, Italy, 2011, pp. 111-117 more
2011
W. Backfrieder, G. Zwettler - Accelerated Fully 3D Iterative Reconstruction in SPECT - Proceedings of the 23rd European Modeling & Simulation Symposium, Rom, Italy, 2011, pp. 100-104 more
2011
G. Zwettler, S. Hinterholzer, P. Track, R. Woschitz, F. Waschaurek, E. Hagmann - Towards a Normalized Reference System in Building Construction Planning for Automated Quantitative Assessment and Optimization of Energy and Cost Efficiency - Proc. of the 3rd International ICST Conference on IT Revolutions,… more
2011
G. Zwettler, W. Backfrieder, R. Pichler - Diagnosis of Neurodegenerative Diseases based on Multi-modal Hemodynamic Classification of the Brain - Proceedings of International Conference on Computer Aided Systems Theory EUROCAST 2011, Las Palmas, Spain, 2011, pp. 363-365 more
2011
G. Zwettler, S. Hinterholzer, F. Waschaurek, R. Woschitz, E. Hagmann, P. Track - Automated Building Construction Design Optimization for Reduction of Construction Costs and Energy Demand - Proceedings of International Conference on Computer Aided Systems Theory EUROCAST 2011, Las Palmas, Spain, 2011,… more
2011
G. Zwettler, W. Backfrieder, R. Pichler - Innovative Klassifizierungskonzepte zur verbesserten quantitativen Diagnostik bei neurodegenerativen Erkrankungen am Beispiel von Alzheimer und Parkinson - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten),… more
2010
G. Zwettler, S. Hinterholzer, E. Hagmann, R. Woschitz, P. Track, F. Waschaurek - BAUOPTIMIZER: MODELLING AND SIMULATION TOOL FOR ENERGY AND COST OPTIMIZATION IN BUILDING CONSTRUCTION PLAN DESIGN - 22nd European Modeling and Simulation Symposium EMSS 2010, Fes, Morocco, 2010, pp. 49-58 more
2010
G. Zwettler, W. Backfrieder - Functional Segmentation in 3D Angiography - Proceedings of the FFH 2010, Pinkafeld, Austria, 2010, pp. 79-84 more
2010
G. Zwettler, W. Backfrieder, R. Swoboda, F. Pfeifer - Fast Medial Axis Extraction on Tubular Large 3D Data by Randomized Erosion in Lecture Notes in Communications in Computer and Information Science (CCIS) - Springer Vieweg, 2010, pp. 97-108 more
2009
G. Zwettler, W. Backfrieder, R. Swoboda, F. Pfeifer - FAST FULLY-AUTOMATED MODEL-DRIVEN LIVER SEGMENTATION UTILIZING SLICEWISE APPLIED LEVELSETS ON LARGE CT DATA - Proceedings of 21st European Modeling and Simulation Symposium EMSS 2009, Tenerife, Spain, 2009, pp. 161-166 more
2009
G. Zwettler - Automated Vessel Tree Modelling for Functional Diagnostics on 2D and 3D Medical Image Data - Master/Diploma Thesis, FH OÖ Fakultät Hagenberg, Austria, 2009, pp. 104 more
2009
R. Swoboda, G. Zwettler, J. Scharinger, C. Steinwender, F. Leisch - Evaluation of a Statistical Shape Model Based Approach for Recovering the 3D LV Shape from Projective X-Ray Images - Proceedings of 21st European Modeling and Simulation Symposium EMSS 2009, Tenerife, Spain, 2009, pp. 154-160 more
2009
G. Zwettler, W. Backfrieder - Phonem-encoded Audio-stream Language Identification with Compression-Algorithms - Proceedings of the 3rd Symposium of Austrian Universities of Applied Sciences, Fachhochschule Kärnten, Villach, Austria, 2009, pp. 2 more
2009
G. Zwettler, W. Backfrieder, R. Swoboda, F. Pfeifer - Implementation of Process-oriented Image-Processing-Chains with ITK, VTK and RCP - Proceedings of the 3rd Symposium of Austrian Universities of Applied Sciences, Fachhochschule Kärnten, Villach, Austria, 2009, pp. 6 more
2008
F. Pfeifer, W. Backfrieder, G. Zwettler, R. Swoboda, H. Kratochwill, M. Malek, R. Hainisch - Rapid Prototyping in Surgery: an Application for Planning Maxillofacial Surgeries - Proceedings of FFH2008, Wels, Austria, 2008, pp. 2 more
2008
G. Zwettler, W. Backfrieder, F. Pfeifer, R. Swoboda - Fast Skeletonization for Medial Axis Extraction on Tubular Large 3D Data - Challenges in Biosciences: Image Analysis and Pattern Recognition Aspects, St. Magdalena, Linz, Austria, Austria, 2008, pp. 91-102 more
2008
W. Backfrieder, G. Zwettler, R. Swoboda, F. Pfeifer, H. Kratochwill, F. Fellner - Automated segmentation of liver morphology for diagnosis and surgery planning - IGRT Vienna 2008, Wien, Austria, 2008, pp. 14 more
2008
R. Swoboda, W. Backfrieder, G. Zwettler, F. Pfeifer - MIPP: A Medical Image Processing Platform based on ITK, VTK and Eclipse RCP - The Insight Journal, Vol. 3, No. 2, 2008, pp. 36 more
2008
G. Zwettler, W. Backfrieder, F. Pfeifer, R. Swoboda, H. Kratochwill, F. Fellner - Model Based Liver Segmentation Approach for High Resolution CT - Proceedings of FFH2008, Wels, Austria, 2008, pp. 253-259 more
2007
G. Zwettler, W. Backfrieder, R. Swoboda, F. Pfeifer, H. Kratochwill, F. Fellner - Automatic Liver Classification with Multi-Slice CT Data - Tagungsband des ersten Forschungsforum der österreichischen Fachhochschulen, Fachhochschule Salzburg, Campus Urstein, Austria, 2007, pp. 425-426 more
2007
F. Pfeifer, W. Backfrieder, R. Swoboda, G. Zwettler, H. Kratochwill, F. Fellner, M. Malek, R. Hainisch - Rapid Prototyping in Surgery - Tagungsband des ersten Forschungsforum der österreichischen Fachhochschulen, Fachhochschule Salzburg, Campus Urstein, Austria, 2007, pp. 401-402 more
2007
W. Backfrieder, G. Zwettler, R. Swoboda, F. Pfeifer, H. Kratochwill, F. Fellner - Towards automated segmentation and classification of liver lesions for diagnosis and surgery planning - International Journal of Computer Assisted Radiology and Surgery, Berlin, Germany, 2007, pp. 460-461 more
2006
F. Pfeifer, W. Backfrieder, R. Swoboda, G. Zwettler - RAPS - Proceedings FH Science Day 2006, Hagenberg, Austria, 2006, pp. 74-80 more
2006
G. Zwettler, R. Swoboda, W. Backfrieder, C. Steinwender, F. Leisch, C. Gabriel - Robust Segmentation of Coronary Arteries in Cine Angiography - Proceedings of the International Mediterranean Modelling Multiconference (I3M 2015), Barcelona, Spain, 2006, pp. 675-680 more
2005
R. Swoboda, W. Backfrieder, G. Zwettler, M. Carpella, C. Steinwender, F. Leisch, C. Gabriel - Application of 3D and 4D Heart Models in Cardiac Therapy Planning - Proceedings of Conceptual Modeling and Simulation Conference (CMS 2005), Marseille, France, 2005, pp. 185-191 more