RazvanIonasec

Chair for Computer Aided Medical Procedures & Augmented Reality
Lehrstuhl für Informatikanwendungen in der Medizin & Augmented Reality

Razvan Ioan Ionasec

  • Dr. Razvan Ioan Ionasec

* Phone:
* Groups: Medical Imaging, Computer Vision

Research:

Publications:

2015
K. Ralovich, L. Itu, D. Vitanovski, P. Sharma, Razvan Ioan Ionasec, V. Mihalef, W. Krawtschuk, Yefeng Zheng, A. Everett, G. Pongiglione, B. Leonardi, R. Ringel, N. Navab, T. Heimann, D. Comaniciu
Non-invasive Hemodynamic Assessment, Treatment Outcome Prediction and Follow-up of Aortic Coarctation from MR Imaging
Medical Physics Journal (bib)
2013
D. Neumann, Sasa Grbic, Razvan Ioan Ionasec, M. John, N. Navab, J. Hornegger
Robust Model-based 3D/3D Fusion using Sparse Matching for Minimally Invasive Surgery
Proceedings of the 16th International Conference on Medical Image Computing and Computer Assisted Interventions (MICCAI), Nagoya, Japan, September 2013 (bib)
Sasa Grbic, T. Mansi, Razvan Ioan Ionasec, Ingmar Voigt, Helene Houle, M. John, , N. Navab, D. Comaniciu
Image-Based Computational Models for TAVI Planning: From CT Images to Implant Deployment
Proceedings of the 16th International Conference on Medical Image Computing and Computer Assisted Interventions (MICCAI), Nagoya, Japan, September 2013 (bib)
L. Itu, P. Sharma, K. Ralovich, V. Mihalef, Razvan Ioan Ionasec, A. Everett, R. Ringel, , D. Comaniciu
Non-Invasive Hemodynamic Assessment of Aortic Coarctation: Validation with In Vivo Measurements
Annals of Biomedical Engineering (bib)
2012
K. Ralovich, L. Itu, V. Mihalef, P. Sharma, Razvan Ioan Ionasec, D. Vitanovski, W. Krawtschuk, A. Everett, R. Ringel, N. Navab, D. Comaniciu
Hemodynamic Assessment of Pre- and Post-Operative Aortic Coarctation from MR Images
Proceedings of the 15th International Conference on Medical Image Computing and Computer Assisted Interventions (MICCAI), Nice, France, October 2012 (bib)
K. Ralovich, L. Itu, V. Mihalef, P. Sharma, Razvan Ioan Ionasec, D. Vitanovski, A. Everett, W. Krawtschuk, M. Suehling, N. Navab, D. Comaniciu
Non-invasive Assessment of Aortic Coarctation through Blood Flow Computation and MRI
VPH2012 Integrative approaches to computational biomedicine - The Virtual Physiological Human Initiative Scientific Sessions 2012 (bib)
K. Ralovich, V. Mihalef, P. Sharma, L. Itu, D. Vitanovski, Razvan Ioan Ionasec, M. Suehling, A. Everett, G. Pongiglione, N. Navab, D. Comaniciu
Modeling and Simulation Framework for Hemodynamic Assessment of Aortic Coarctation Patients
ISMRM '12: Proceedings of the 20th Scientific Meeting and Exhibition of International Society for Magnetic Resonance in Medicine (bib)
D. Vitanovski, K. Ralovich, Razvan Ioan Ionasec, Yefeng Zheng, M. Suehling, W. Krawtschuk, J. Hornegger, D. Comaniciu
Personalized Learning-based Segmentation of Thoracic Aorta and Main Branches for Diagnosis and Treatment Planning
IEEE International Symposium on Biomedical Imaging, Barcelona, Spain (bib)
2011
Sasa Grbic, Razvan Ioan Ionasec, Y. Wang, T. Mansi, B. Georgescu, M. John, , Yefeng Zheng, N. Navab, D. Comaniciu
Model-Based Fusion of Multi-Modal Volumetric Images: Application to Transcatheter Valve Procedures
Medical Image Computing and Computer Assisted Intervention (MICCAI), Toronto, Canada, September 20-24 2011. (bib)
K. Ralovich, Razvan Ioan Ionasec, V. Mihalef, P. Sharma, B. Georgescu, A. Everett, N. Navab, D. Comaniciu
Computational Fluid Dynamics Framework for Large-Scale Simulation in Pediatric Cardiology
Computational Biomechanics for Medicine VI (CBM6) MICCAI Workshop (bib)
2010
Razvan Ioan Ionasec, Ingmar Voigt, B. Georgescu, Y. Wang, Helene Houle, N. Navab, D. Comaniciu
Patient-Specific Modeling and Quantification of the Aortic and Mitral Valves from 4D Cardiac CT and TEE
IEEE TRANSACTIONS ON MEDICAL IMAGING, April 2010 (bib)
V. Mihalef, Razvan Ioan Ionasec, Y. Wang, Yefeng Zheng, B. Georgescu, D. Comaniciu
PATIENT-SPECIFIC MODELING OF LEFT HEART ANATOMY, DYNAMICS AND HEMODYNAMICS FROM HIGH RESOLUTION 4D CT
IEEE International Symposium on Biomedical Imaging (ISBI), Rotterdam, Netherlands, April 2010 (bib)
A. Calleja, Razvan Ioan Ionasec, M. A. Vannan
AUTOMATED QUANTITATIVE MODELING OF THE AORTIC VALVE AND ROOT IN AORTIC REGURGITATION USING VOLUME 3-D TRANSESOPHAGEAL ECHOCARDIOGRAPHY
ACC, 2010, Atlanta, USA, March 2010 (bib)
Ingmar Voigt, D. Vitanovski, Razvan Ioan Ionasec, A. Tsymbal, B. Georgescu, K. Zhou, M. Huber, N. Navab, J. Hornegger, D. Comaniciu
Learning discriminative distance functions for valve retrieval and improved decision support in valvular heart disease
SPIE Medical Imaging, 2010, San Diego, USA, February 2010 (bib)
Sasa Grbic, Razvan Ioan Ionasec, Yefeng Zheng, D. Zaeuner, B. Georgescu, D. Comaniciu
Aortic Valve and Ascending Aortic Root Modeling from 3D and 3D+t CT
SPIE Medical Imaging, 2010, San Diego, USA, February 2010 (bib)
D. Vitanovski, Razvan Ioan Ionasec, A. Tsymbal, B. Georgescu, M. Huber, J. Hornegger, D. Comaniciu
Cross-modality Assessment and Planning for Pulmonary Trunk Treatment using CT and MRI imaging
Medical Image Computing and Computer Assisted Intervention (MICCAI), Beijing, China, September 20-24 2010. (bib)
Sasa Grbic, Razvan Ioan Ionasec, D. Vitanovski, Ingmar Voigt, B. Georgescu, , N. Navab, D. Comaniciu
Complete Valvular Heart Apparatus Model from 4D Cardiac CT
Medical Image Computing and Computer Assisted Intervention (MICCAI), Beijing, China, September 20-24 2010. (bib)
2009
Razvan Ioan Ionasec, Y. Wang, B. Georgescu, Ingmar Voigt, N. Navab, D. Comaniciu
Robust Motion Estimation Using Trajectory Spectrum Learning: Application to Aortic and Mitral Valve Modeling from 4D TEE
International Conference on Computer Vision (ICCV), Kyoto, Japan, 2009 (bib)
Razvan Ioan Ionasec, Benno Heigl, J. Hornegger
Acquisition-related motion compensation for digital subtraction angiography
Computerized Medical Imaging and Graphics, Volume 33, Issue 4, Pages 247-332 (June 2009) (bib)
A. Barbu, Razvan Ioan Ionasec
Boosting Cross-Modality Image Registration
Joint Urban Remote Sensing, Shanghai 2009 (bib)
Ingmar Voigt, Razvan Ioan Ionasec, B. Georgescu, Helene Houle, M. Huber, J. Hornegger, D. Comaniciu
Model-driven physiological assessment of the mitral valve from 4D TEE
SPIE Medical Imaging, 2009, Orlando, USA, February 2009 (bib)
Razvan Ioan Ionasec, A. Tsymbal, D. Vitanovski, B. Georgescu, K. Zhou, N. Navab, D. Comaniciu
Shape-based diagnosis of the aortic VALVE
SPIE Medical Imaging, 2009, Orlando, USA, February 2009 (bib)
D. Vitanovski, Razvan Ioan Ionasec, B. Georgescu, M. Huber, R. Taylor, J. Hornegger, D. Comaniciu
Personalized pulmonary trunk modeling for intervention planning and valve assessment estimated from CT data
Medical Image Computing and Computer Assisted Intervention (MICCAI), London, UK, September 20-24 2009. (bib)
Razvan Ioan Ionasec, Ingmar Voigt, B. Georgescu, Helene Houle, J. Hornegger, N. Navab, D. Comaniciu
Modeling and assessment of the Aortic-Mitral valve coupling from 4D TEE and CT
Medical Image Computing and Computer Assisted Intervention (MICCAI), London, UK, September 20-24 2009. (bib)
2008
E. Gassner, Razvan Ioan Ionasec, B. Georgescu, S. Vogt, U. J. Schoepf, D. Comaniciu
Performance of a Dynamic Aortic Valve Model for Quantification of the Opening Area at Cardiac MDCT . Comparison to Manual Planimetry
Radiological Society of North America, RSNA, 2008, Chicago, USA, November 2008 (bib)
Razvan Ioan Ionasec, B. Georgescu, D. Comaniciu, S. Vogt, U. J. Schoepf, E. Gassner
Patient Specific 4D Aortic Root Models Derived from Volumetric Image Data Sets
Radiological Society of North America, RSNA, 2008, Chicago, USA, November 2008 (bib)
Razvan Ioan Ionasec, B. Georgescu, E. Gassner, S. Vogt, O. Kutter, M. Scheuering, N. Navab, D. Comaniciu
Dynamic model-driven quantification and visual evaluation of the aortic valve from 4D CT
Medical Image Computing and Computer-Assisted Intervention, MICCAI, 2008, New York, USA, September 6-10 2008 (bib)
J. Choi, B. Georgescu, Razvan Ioan Ionasec, S. Raman, G. Hong, X. Liu, Helene Houle, M. A. Vannan
Novel Semi-Automatic Quantitative Assessment of The Aortic Valve and Aortic Root from Volumetric 3D Echocardiography: Comparison to Volumetric Cardiac Computed Tomography (CT)
AHA, New Orleans, USA, November 2008 (bib)



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Title: Dr.
Circumference of your head (in cm):  
Firstname: Razvan
Middlename: Ioan
Lastname: Ionasec
Picture: avatar.PNG
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Nationality: Romania
Languages: English, German
Groups: Medical Imaging, Computer Vision
Expertise: Registration/Visualization, Segmentation, Medical Imaging, Computer Vision
Position: External Collaborator
Status: Active
Emailbefore: razvan
Emailafter: ionasec.com
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