Publikationen

2015
 

Welk M, Partial differential equations for bivariate median filters. Accepted for 5th International Conference on Scale Space and Variational Methods in Computer Vision (SSVM 2015), Lège Cap Ferret, France, May–June 2015.

Welk M, Robust variational approaches to positivity-constrained image deconvolution. Signal, Image and Video Processing, Online First (2015-02-10), DOI 10.1007/s11760-015-0750-z

Kleefeld A, Breuß M, Welk M, Burgeth B, Adaptive filters for color images: median filtering and its extensions. In Proc. 5th Computational Color Imaging Workshop (CCIW '15), Saint Etienne, France, March 2015, in press.

 
2014
 

Welk M, Amoeba techniques for shape and texture analysis. Technical Report, arXiv:cs.CV:1411.3285

Welk M, Analysis of amoeba active contours. Journal of Mathematical Imaging and Vision, Online First (2014-07-30), DOI 10.1007/s10851-014-0524-1

Welk M, Discrimination of image textures using graph indices. In Dehmer M, Emmert-Streib F, eds., Quantitative Graph Theory: Mathematical Foundations and Applications, Chapter 12, pages 355–386, CRC Press, 2014

Welk M, Breuß M, Morphological amoebas and partial differential equations. In Hawkes P, ed., Advances in Imaging and Electron Physics, vol. 185, pp. 139–212. Elsevier, 2014

 
2013
 

Persch N, Elhayek A, Welk M, Bruhn A, Grewenig S, Böse K, Kraegeloh A, Weickert J, Enhancing 3-D cell structures in confocal and STED microscopy: a joint model for interpolation, deblurring and anisotropic smoothing. Measurement Science and Technology, 24 (12):125703, 2013.

Welk M, Raudaschl P, Schwarzbauer T, Erler M, Läuter M, Fast and robust linear motion deblurring. Signal, Image and Video Processing, Online First (2013-10-05), DOI 10.1007/s11760-013-0563-x

Schwarzbauer T, Welk M, Mayrhofer C, Schubert R, Automated quality inspection of microfluidic chips using morphologic techniques. In Luengo Hendriks C, Borgefors G, Strand R, eds., Mathematical Morphology and its Applications to Image and Signal Processing, Lecture Notes in Computer Science, vol. 7883, pp. 508-519, Springer, Berlin, 2013

Weickert J, Welk M, Wickert M, L2-stable nonstandard finite differences for anisotropic diffusion. In A. Kuijper, T. Pock, K. Bredies, H. Bischof, eds., Scale Space and Variational Methods in Computer Vision, Lecture Notes in Computer Science, vol. 7893, pp. 380-391, Springer, Berlin, 2013

Welk M, Relations between amoeba median algorithms and curvature-based PDEs. In Kuijper A, Pock T, Bredies K, Bischof H, eds., Scale Space and Variational Methods in Computer Vision, Lecture Notes in Computer Science, vol. 7893, pp. 392-403, Springer, Berlin, 2013

Welk M, Erler M, Algorithmic optimisations for iterative deconvolution methods. In Piater J, A Rodríguez-Sanchéz A, eds., Proceedings of the 37th Annual Workshop of the Austrian Association for Pattern Recognition (ÖAGM/AAPR), 2013. Online http://arxiv.org/abs/1304.7211

 
2012
 

Welk M, Amoeba active contours. In Bruckstein A et al., eds., Scale Space and Variational Methods in Computer Vision, Lecture Notes in Computer Science, vol. 6667, pp. 374-385, Springer, Berlin, 2012.

Huber Whitmarsh T, Fritscher KD, Humbert L, del Río Barquero LM, Roth T, Kammerlander Ch, Blauth M, Schubert R, Frangi AF, Hip Fracture Discrimination from Dual-energy X-ray Absorptiometry by Statistical Model Registration, Bone, vol 51(5), pp. 896-901, 2012

Humbert L, Whitmarsh T, Fritscher KD, del Río Barquero LM, Eckstein F, Link T, Schubert R, Frangi AF, Femoral Strength Predition using a 3D Reconstruction Method From Dual-Energy X-Ray Absortiometry, IEEE International Symposium on Biomedical Imaging(ISBI), Barcelona, pp. 1451-1454, May 2012

Lenaerts L, Verschueren S, Bogaerts A, Boonen S, Delecluse C, Fritscher KD, van Lenthe H, Quantification of training effects on femoral bone quality using patient-specific FE analysis, 18th Congress of the European Society of Biomechanics(ESB), Lisbon, July 2012

 
2011
 

Whitmarsh T, Fritscher KD, Humbert L, Del Río Barquero LM, Roth T, Kammerlander C, Blauth M, Schubert R, Frangi AF, A Statistical Model of Shape and Bone Mineral Density Distribution of the Proximal Femur for Fracture Risk Assessment, Medical Image Computing and Computer Assisted Intervention (MICCAI) (2) 2011:393-400

Hanaoka S, Fritscher K, Welk M, Nemoto M, Masutani Y, Hayashi N, Ohtomo K, Schubert R, 3-D graph cut segmentation with Riemannian metrics to avoid the shrinking problem. In Fichtinger G, Martel A, Peters T, eds., Medical Image Computing and Computer Assisted Intervention – MICCAI 2011, Lecture Notes in Computer Science, vol. 6893, pp. 554-671, Springer, Berlin 2011.

Hanaoka S, Fritscher KD, Schuler B, Masutani Y, Hayashi N, Ohtomo K, Schubert R, Whole vertebral bone segmentation method with a statistical intensity-shape model based approach, Proceedings Vol. 7962, SPIE Medical Imaging : Image Processing, 2011

Humbert L, Whitmarsh T, Fritscher KD, Del Río Barquero LM, Schubert R, Eckstein F, Link T, Frangi AF, Femur Fracture Load Estimation using a 3D Reconstruction Method from DXA, ISBI 2011:1189-1192

Whitmarsh T, Humbert L, Fritscher KD, Del Rio Barquero L, Schubert R, Frangi A, Hip Fracture Discrimination using 3D Reconstructions from Dual-Energy X-ray, IEEE International Symposium on Biomedical Imaging, FR-PS1b.4, 2011

Elhayek A, Welk M, Weickert J, Simultaneous interpolation and deconvolution model for the 3-D reconstruction of cell images. In Mester R, Felsberg M, eds., Pattern Recognition, Lecture Notes in Computer Science, vol. 6835, 316-325, Springer, Berlin 2011

Welk M, Breuß M, Vogel O, Morphological amoebas are self-snakes. Journal of Mathematical Imaging and Vision, 39:87--99, 2011.

 
2010
 

Rodríguez-Soto AE, Fritscher KD, Schuler B, Issever AS, Roth T, Kamelger F, Kammerlander C, Blauth M, Schubert R, Link TM, Texture analysis, bone mineral density, and cortical thickness of the proximal femur: fracture risk prediction, Journal of computer assisted tomography, 34(6):949-957, 2010

Schuler B, Fritscher KD, Kuhn V, Link TM, Schubert R, Assessment of the individual fracture risk of the proximal femur by using statistical appearance models, Medical Physics, 36(6):2560-2572, 2010.

 
2009
 

Fritscher KD, Grünerbl A, Hänni M, Suhm N, Hengg C, Schubert R, Trabecular bone analysis in CT and x-ray images of the proximal femur for the assessment of local bone quality, submitted to IEEE Transactions on Medical Imaging, accepted for publication

Huber MB, Carballido-Gamio J, Fritscher KD, Schubert R, Haenni M, Hengg C, Majumdar S, Link TM1 Development and Optimization of Texture Discriminators for the Analysis of Trabecular Bone in Proximal Femur Radiographs, submitted to Medical Physics, under review

Leber S, Fritscher KD, Schmoelz W, Schubert R, Statistical model based analysis of bone mineral density of lumbar spine,  International Journal of Computer Assisted Radiology and Surgery, accepted for publication, 2009

Schuler B, Fritscher KD, Kuhn V, Eckstein F, Schubert R, Using a statistical appearance model to predict the fracture load of the proximal femur. Accepted for oral presentation at SPIE Medical Imaging, Orlando, USA, Feb. 2009

 
2008
 

Fritscher KD, Schuler B, Link Th, Eckstein F, Suhm N, Hänni M, Hengg C, Schubert R, Prediction of biomechanical parameters of the proximal femur using statistical appearance models and support vector regression. Medical Image Computing and Computer Assisted Intervention (MICCAI), New York, 2008, accepted.

Schuler B, Fritscher KD, Schubert R, Impact of using diffeomorphic vs. non-diffeomorphic demons registration on generating shape and appearance models, accepted for poster presentation for Conference for Computer Assisted Radiology and Surgery, CARS 2008, Barcelona, 2008.

Leber S, Fritscher KD, Schmoelz W, Schubert R, Model based analysis of bone quality of lumbar spine for intervention planning, accepted for poster presentation for Conference for Computer Assisted Radiology and Surgery, CARS 2008, Barcelona, 2008.

Deutschmann H, Steininger P, Nairz O, Kopp P, Merz F, Wurstbauer K, Zehentmayr F, Fastner G, Kranzinger M, Kametriser G, Kopp M, Sedlmayer F, "Augmented Reality" in conventional simulation by projection of 3-D structures into 2-D images, Strahlentherapie und Onkologie, Band 184, Heft 2, pp. 93-99, Februar 2008

Fritscher KD, Leber S, Schmölz W, Schubert R, Level set segmentation of lumbar vertebrae using appearance models, accepted for poster presentation BVM, Berlin , April 2008

Fritscher KD, Schubert R, 4D endocardial segmentation using spatio-temporal appearance models and level sets, accepted for BVM, Berlin, April 2008

Steininger P, Fritscher K, Kofler G, Schuler B, Hänni M, Schwieger K, Schubert R, Comparison of different metrics for appearance-model-based 2D/3D-registration with X-ray images, BVM 2008, Berlin, 2008, accepted as oral presentation

Lopez A, Fritscher KD, Trieb T, Schubert R, Mattes J, 3D Inter-Subject Cardiac Registration Using 4D, accepted for presentation at SPIE Medical Imaging, San Diego, USA, 2008

 
2007
 

Schuler B, Fritscher KD, Grünerbl A, Hänni M, Schwieger K, Suhm N, Schubert R, Automatic assessment of femoral bone quality in specific regions of interest using texture features, CARS 2007, Berlin, Germany, Springer, 110-112, 2007

Fritscher KD, Grünerbl A, Hänni M, Suhm N, Hengg C, Rainer Schubert, Trabecular bone analysis in CT and x-ray images of the proximal femur for the assessment of local bone quality, submitted to IEEE Transactions on Medical Imaging

Fritscher KD, Hänni M, Suhm N, Hengg C, Roth T, Kamelger F, Schubert R, Local analysis of the femoral bone in x-ray images using InShape models, submitted to International Journal of Computer Assisted Radiology and Surgery

Steininger, P., 2D-Segmentierung des Femurs anhand statistischer 3D-Modelle, Bachelor-Thesis, Institute of Biomedical Image Analysis, UMIT, October 2007

Fritscher KD, Schuler B, Grünerbl A, Hänni M, Schwieger K, Suhm N, Schubert R, Assessment of Femoral Bone Quality using Co-occurrence Matrices and Adaptive Regions of Interest, SPIE Medical Imaging, San Diego , USA , Vol. 6514, pp. 65141K, 2007

Fritscher KD, Grünerbl A, Schubert R, 3D image segmentation using combined shape-intensity prior models, International Journal of Computer Assisted Radiology and Surgery , vol. 1, Nr. 6, pp. 341-350, 2007

Huber MB, Carballido-Gamio J, Fritscher KD, Schubert R, Haenni R, Hengg C, Majumdar S, Link TM, Proc. 8th UC Bioengineering Symposium San Francisco 2007, Morphological Texture Analysis of Radiographs of the Proximal Femur- in vitro study using biomechanical strength as a standard of reference

Huber MB, Carballido-Gamio J, Fritscher KD, Schubert R, Haenni R, Hengg C, Majumdar S, Link TM, Morphological Texture Analysis of Radiographs of the Proximal Femur- in vitro study using biomechanical strength as a standard of reference, Proc. 29th ASBMR Honolulu 2007, p. 476, # W449

Carballido-Gamio J, Huber MB, Fritscher KD, Schubert R, Haenni M, Hengg C, Majumdar S, Link T.M. Topological Analysis and Spatial Distribution of Apparent Trabecular Bone In Radiographs Correlate to Biomechanical Bone Properties: An In Vitro Study of the Proximal Femur, Proc. 29th ASBMR Honolulu 2007


2006
 

Schuler B, Modellbasierte Texturanalyse zur Beurteilung der Knochenqualität des proximalen Femurs anhand von CT-Daten, Bachelor-Thesis, Institute of Biomedical Image Analysis, UMIT, Dezember 2006

 
Fritscher, K., Schubert, R., 3D image segmentation by using statistical deformation models and level sets, Int J CARS (2006), 2006 (accepted on 05-09-2006)
 
Fritscher, K., Grünerbl, A., Schubert, R., "InShape" modeling - combined shape/intensity models for level-set segmentation, CARS 2006, Computer Assisted Radiology and Surgery, Proceedings of the 20th International Congress and Exhibition, Osaka, Japan, Springer, 65-67, 2006
 
Fritscher, K., Combined Statistical Shape and Intensity Models in Medical Image Segmentation, Dissertation-Thesis, Institute of Biomedical Image Analysis, UMIT, 2006 (accepted)
 
Grünerbl, A., Fritscher, K., Blauth, M., Kuhn, V, Schubert, R., Shape based 3D level-set segmentation of the proximal Femur in CT-Data, Bildverarbeitung in der Medizin, Algorithmen, Systeme, Anwendungen, BVM 2006, Proceedings, Springer, 91-95, 2006
 
Grünerbl, A., A 3D Common-Shape-Model of the proximal Femur to analyze the Stage of Osteoporosis in CT-Images, Master-Thesis, Institute of Biomedical Image Analysis, UMIT, 2006
 
Holzmeister, J., Bildbasierte Ventilebenenrekonstruktion am menschlichen Herzen, Master-Thesis, Institute of Biomedical Image Analysis, UMIT, 2006
 
Kuhn V., Schreiber, J., Blauth, M., Schubert, R., Automatische digitale Femurregistrierung zur Klassifizierung des Osteoporosegrades am proximalen Femur in der Beckenübersicht, Osteologie 2006, 8.-11. März, Köln (in press)
 
Mattes, J., Nawroth, J., Boukamp, P., Eils, R., Greulich-Bode, K.M., Analyzing motion and deformation of the cell nucleus for studying co-localizations of nuclear structures. IEEE ISBI 2006 (accepted)
 
Mattes, J., Steingruber, I., Netzer, M., Fritscher, K., Kopf, H., Jaschke, W., Schubert, R. (2006) A robust semi-automatic procedure for motion quantification of aortic stent grafts using point set registration.,Bildverarbeitung in der Medizin, Algorithmen, Systeme, Anwendungen, BVM 2006, Proceedings, Springer, 216-220, 2006
 
Mattes, J., Steingruber, I., Netzer, M., Fritscher, K., Kopf, H., Jaschke, W., Schubert, R. (2006) Quantification of the migration and deformation of abdominal aortic aneurysm stent grafts. SPIE Medical Imaging 2006: Image Processing vol. 6144 (in press)
 
Pilgram, R., Schubert, R., Fritscher, K., Zwick, R.H., Schocke, M.F., Trieb, T., Pachinger, O., Shape discrimination of healthy and diseased cardiac ventricles using medial representation, Int J CARS (2006) 1:33-38, 2006
 
Pilgram, V., Information Retrieval (IR) im klinischen Alltag und die Entwicklung eines Textretrieval-Bausteins für komplexe Dokumente, Bachelor-Thesis, Institute of Biomedical Image Analysis, UMIT, 2006
 
Pontow, C., Dazinger, F., Schubert, R., A Framework in Prolog for Computing Structural Relationships, Data & Knowledge Engineering, (accepted)
 
Pontow, C., Parts, a study in knowledge engineering, Dissertation-Thesis, Institute of Biomedical Image Analysis, UMIT, 2006 (accepted)
 
Schreiber, J., Schubert, R., Kuhn, V., Femur detection in radiographs using template based registration, Bildverarbeitung in der Medizin, Algorithmen, Systeme, Anwendungen, BVM 2006, Proceedings, Springer, 111-115, 2006
 
Schubert, R., Shape Model-based Image Processing: Methods and Applications for Clinical Use, invited plenary talk, The Fourth IASTED International Conference on Biomedical Engineering (BioMED 2006), February 15– 17, 2006, Innsbruck, Austria

2005
 
Alshafi O, Generating population specific shape models of the middle ear cavity,Master-Arbeit, UMIT-IBIA, March 2005
 
Kuhn V., Hengg C., Schreiber J., Schubert R., Blauth M., Lokale Osteoporosediagnostik unter unfallchirurgischen Aspekten, „Beckenverletzungen, Beckenring und Azetabulum“, 41. Jahrestagung der Österreichischen Gesellschaft für Unfallchirurgie, Tagungsband ISBN 3-902194-01-4, Oktober 2005.
 
Fritscher KD ,Pilgram R, Schubert R, Automatic 4D endocardium segmentation using hierarchical registration and model guided level set segmentation, CARS 2005 22. - 25. Juni 2005, Berlin, Germany, 212-217, 2005.
 
Fritscher KD, Pilgram R, Schubert R, Automatic 4D cardiac segmentation using level sets, Functional Imaging and Modeling of the Heart FIMH 2005, June 2-4, Barcelona, Spain, 2005, 113-122
 
Fritscher KD, Schubert R, A software framework for preprocessing and level-set segmentation of medical image data. SPIE Medical Imaging 2005, San Diego, USA, 1742-1752, 2005
 
Holzmeister J, 4D-Segmentierung von MRI-Daten menschlicher Herzen, Bachelor-Arbeit, IBIA-UMIT, February 2005
 
Mattes J, Fritscher KD, Schubert R, Steingruber I, Kopf H, Jaschke W, Spatio-temporal changes and migration of stent grafts after endovascular aortic aneurysm repair, CARS 2005 22. - 25., Juni 2005, Berlin, Germany, 393-397, 2005.
 
Pilgram R , Fritscher KD, Schubert R, Zwick RH, Schocke MF, Trieb T, Pachinger O, Shape analysis of healthy and diseased cardiac ventricles using PCA, CARS 2005 22. - 25. Juni 2005, Berlin, Germany, 357-362, 2005.
 
Pilgram R, Fritscher KD, Zwick RH, Schocke MF, Trieb T, Pachinger O, Schubert R, A way of shape analysis of healthy and diseased cardiac ventrieles, EuroCMR 2005 26. - 28. Mai 2005, Zürich
 
Pontow C, Schubert, R:, A Mathematical Analysis of Theories of Parthood, Data & Knowledge Engineering,Vol 59/1 pp 107-138, 2005
(available on www. sciencedirect.com)

2004
 
Schubert R, Tilg B, Pellizzari T, Vogl R, Entwicklung einer modularen Bildverarbeitungsplattform für klinisch-wissenschaftliche Projekte auf Basis von ITK. GMDS 2004, Innsbruck, http://www.egms.de/en/meetings/gmds2004/04gmds085.shtml.
 
Mattes J, Kopf H, Bale R, Schubert R, Conception of image processing modules using ITK for building a multimodal registration tool. GMDS 2004 (Poster), Innsbruck, http://www.egms.de/en/meetings//gmds2004/04gmds301.shtml.
 
Pilgram R, Fritscher KD, Schocke MF, Pachinger O, Schubert R, A Pipeline for Semiautomatic Segmentation, Modelling and Shape Analysis for Cardiac Motion of an Individual Heart. GMDS 2004, Innsbruck, http://www.egms.de/en/meetings/gmds2004/04gmds090.shtml.
 
Pontow C, Schubert R, Mereotopologisches Schließen in der Anatomie. GMDS 2004 (Poster), Innsbruck, http://www.egms.de/en/meetings/gmds2004/04gmds345.shtml.
 
Fritscher KD, Pilgram R, Leuwer R, Habermann Ch, Müller A, Schubert R: Analyzing interindividual shape variations of the middle ear cavity by developing a common shape model based on medial representation. Proceedings CARS 2004, Chicago, USA, 243-248, 2004.
 
Kopf H, Mattes J, Bale R, Donnemiller E, Trinka E, Schubert R: Development of a modular registration platform for multimodal image matching using ITK - first clinical application: localizing epileptogenic foci. Proceedings CARS 2004, Chicago, USA, 1237,2004 (poster)
 
Pilgram R, Fritscher KD, Schubert R: Modeling of the geometric variation and analysis of the right atrium and right ventricle motion of the human heart using PCA. Proceedings CARS 2004, Chicago, USA, 1108-1113, 2004.

Fritscher KD, Development of a software framework for pre-processing and level-set segmentation of medical image data, IBIA, July 2004
 
Kopf H, Modulare Registrierungsplattform für multimodale Bilddaten,Master-Arbeit, UMIT-IBIA, July 2004
 
Pilgram R, Fritscher KD, Fletcher PT, and Schubert R, "Shape Modeling of the multiobject organ heart. In: IAESTED, editor, BioMED 2004, 16-18 February, Innsbruck, ACTA Press, 157-160, 2004.
 
Pontow C, A Note on the Axiomatics of Theories in Parthood. Data & Knowledge Engineering 50 (2004), 195-213, (available on www. sciencedirect.com).

2003
 
Leuwer R, Schubert R, Wenzel S, Kucinski T, Koch U, Maier H: Neue Aspekte zur Mechanik der Tuba auditiva, HNO 2003 · 51:431-438
 
Pilgram R, Fritscher KD, Fletcher PT, and Schubert R, "Common Shape Modeling and interindividual Variations of the Heart: A Pilot Study," presented at a-telmed 2003, Graz, 2003.
 
Pommert A, Höhne KH, Pflesser B, Schubert R, et al.: Creating a high-resolution spatial/symbolic model of the inner organs based on the Visible Human. In: Kulikowski, ed. Yearbook of Medical Informatics 2003: Quality of Health Care: Informatics Foundations. Stuttgart, 2003.
 
Pontow C, Schubert R: Mereotopological Reasoning in Anatomy. AMIA 2003 Symposium Proc., p. 974, Washington D.C., 2003

2002
 
Höhne KH, Pommert A, Riemer M, Schiemann T, Schubert R, Tiede U: 3D-Darstellung. In: Nicoletti BA, ed. Bildverarbeitung in der medizinischen Physik. Pichl, 2002; 111
 
Höhne KH, Pommert A, Riemer M, Schiemann T, Schubert R, Tiede U: Anatomische Modelle. In: Nicoletti BA, ed. Bildverarbeitung in der medizinischen Physik. Pichl, 2002; 119-122.
 
Leuwer R, Schubert R, Kucinski T, Liebig T, Maier H: The muscular compliance of the auditory tube: A model-based survey. Laryngoscope 2002; 112: 1791-1796.
 
Pilgram R, Kenner T, and Schubert R, "Optimzed Identification of Vascular Parameters using Heart Rate Variability," presented at EMBEC'02, Vienna, 2002.
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