Staff  |  Alumni

Dr.-Ing.
Jens Kaftan
Research Scientist
Institute of Imaging & Computer Vision RWTH Aachen University Sommerfeldstraße 24 52074 Aachen Germany
phone: fax: office room: email:	+49 (241) 80 - 27860 +49 (241) 80 - 22200
Jens.Kaftan@lfb.rwth-aachen.de

Research Projects

Medical image processing:

• Segmentation of pulmonary vessels in CT data
• Liver vessel segmentation in CT data

Publications

2012

2012 BibTeX

Jens N. Kaftan Image Processing for Computed Tomography Applications - Segmentation of Vascular Structures in Human Organs Schriftenreihe des Lehrstuhls für Bildverarbeitung, Sierke Verlag, Göttingen, ISBN: 978-3-86844-380-6

2011

2011 BibTeX

Jens N. Kaftan and Til Aach Pulmonary Vessel Segmentation for Multislice CT Data: Methods and Applications Lung Imaging and Computer Aided Diagnosis

September 18 2011 BibTeX

Andreas Schuh, Jens N. Kaftan, Christian Tietjen, and Thomas P. O'Donnell Sparse Axes-aligned MFlux: An Efficient Alternative to Spherical Flux 3rd MICCAI-Workshop on Computation and Visualization for (Intra)Vascular Imaging

July 3-8 2011 BibTeX

Thomas P. O'Donnell, Jens N. Kaftan, Andreas Schuh, Christian Tietjen, Grzegorz Soza, and Til Aach Venous Tree Separation in the Liver: Graph Partitioning using a non-Ising Model Information Processing in Medical Imaging (IPMI)

2010

Sep 26-29 2010 BibTeX

Jens N. Kaftan, Andre A. Bell and Til Aach Denoising the High Dynamic Range Imaging Process: A Comparative Study Using SNR and Detail Loss Criteria IEEE International Conference on Image Processing

2009

Nov 7-11 2009 BibTeX PDF

Jens N. Kaftan, Andre A. Bell, Claude Seiler and Til Aach Wavelet Based Denoising by Correlation Analysis for High Dynamic Range Imaging IEEE International Conference on Image Processing

2009 BibTeX PDF

André A. Bell, Johannes Brauers, Jens N. Kaftan, Dietrich Meyer-Ebrecht, Alfred Böcking and Til Aach High Dynamic Range Microscopy for Cytopathological Cancer Diagnosis IEEE Journal of Selected Topics in Signal Processing (Special Issue on: Digital Image Processing Techniques for Oncology)

February 7-12 2009 BibTeX PDF

Jens N. Kaftan, Hüseyin Tek and Til Aach A Two-Stage Approach for Fully Automatic Segmentation of Venous Vascular Structures in Liver CT Images Medical Imaging 2009: Image Processing

2008

September 6 2008 BibTeX PDF

Jens N. Kaftan, Attila P. Kiraly, Marius Erdt, Michael Sühling and Til Aach Fuzzy Pulmonary Vessel Segmentation Using Optimized Vessel Enhancement Filtering MICCAI 1st International Workshop on Pulmonary Image Analysis

Oct 12-15 2008 BibTeX PDF

Andre A. Bell and Claude Seiler and Jens N. Kaftan and Til Aach Noise in High Dynamic Range Imaging IEEE International Conference on Image Processing

May 14-17 2008 BibTeX PDF

Jens N. Kaftan, Annemarie Bakai, Marco Das, and Til Aach Locally Adaptive Fuzzy Pulmonary Vessel Segmentation in Contrast Enhanced CT Data Proceedings IEEE International Symposium on Biomedical Imaging (ISBI) 2008

April 06-08 2008 BibTeX PDF

Jens N. Kaftan, Annemarie Bakai, Florian Maier and Til Aach Halbautomatische Segmentierung von Pulmonalgefäßen in CT Daten als Referenz zur Validierung automatischer Verfahren Bildverarbeitung für die Medizin 2008

April 06-08 2008 BibTeX

F. Maier, A. Wimmer, G. Soza, J.N. Kaftan, D. Fritz and R. Dillmann Automatic Liver Segmentation using the Random Walker Algorithm Bildverarbeitung für die Medizin 2008

April 06-08 2008 BibTeX

Katharina Greiner, Jan Egger, Stefan Großkopf, Jens N. Kaftan, Ralf Dörner, Bernd Freisleben Segmentierung von Aortenaneurysmen in CTA-Bildern mit dem statistischen Verfahren der Active Appearance Models Bildverarbeitung für die Medizin 2008

March 12-13 2008 BibTeX PDF

Jens N. Kaftan, Marco Das, and Til Aach Evaluation of Probability Functions used for Fuzzy Pulmonary Vessel Segmentation in CTA Data Liege Image Days, International Conference on Medical Imaging

March 5-8 2008 BibTeX

Andre A. Bell, Jens N. Kaftan, Dietrich Meyer-Ebrecht, Alfred Böcking and Til Aach Automated Detection of AgNORs by High Dynamic Range Microscopy Journal Cellular Oncology, ISCO Congress

February 16-21 2008 BibTeX PDF

Jens N. Kaftan, Atilla P. Kiraly, Annemarie Bakai, Marco Das, Carol L. Novak and Til Aach Fuzzy Pulmonary Vessel Segmentation in Contrast Enhanced CT Data SPIE Medical Imaging 2008: Image Processing

January 22-25 2008 BibTeX PDF

Jens N. Kaftan, André A. Bell and Til Aach Mean Shift Segmentation - Evaluation of Optimization Techniques Proceedings of the Third International Conference on Computer Vision Theory and Applications, VISAPP 2008

2007

August 23-26 2007 BibTeX

Jan Egger, Zvonimir Mostarkic, Florian Maier, Jens N. Kaftan, Stefan Grosskopf and Bernd Freisleben Fast self-collision detection and simulation of bifurcated stents to treat abdominal aortic aneurysms (AAA) 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)

2006

November 22-24 2006 BibTeX PDF

Jens N. Kaftan, Andre A. Bell, Dietrich Meyer-Ebrecht, Alfred Böcking and Til Aach Segmentation of Nucleolar Organizer Regions by Means of High Dynamic Range Cell Imaging and Analysis Vision, Modeling, and Visualization (VMV) 2006

Oct 08-11 2006 BibTeX PDF

Andre A. Bell, Jens N. Kaftan, Til Aach, Dietrich Meyer-Ebrecht and Alfred Böcking High Dynamic Range Images as a Basis for Detection of Argyrophilic Nucleolar Organizer Regions Under Varying Stain Intensities IEEE International Conference on Image Processing, ICIP 2006

September 21-26 2006 BibTeX PDF

Andre A. Bell, Jens N. Kaftan, Timna Schneider, Dietrich Meyer-Ebrecht, Alfred Böcking and Til Aach Imaging and Image Processing for Early Cancer Diagnosis on Cytopathological Microscopy Images: Towards Fully Automatic AgNOR Detection 9th Korea-Germany Joint Workshop on Advanced Medical Image Processing

March 28-30 2006 BibTeX PDF

Andre A. Bell, Jens N. Kaftan, Dietrich Meyer-Ebrecht and Til Aach An Evaluation Framework for the Accuracy of Camera Transfer Functions Estimated from Differently Exposed Images 7th IEEE Southwest Symposium on Image Analysis and Interpretation

Feb 11-16 2006 BibTeX PDF

Jens N. Kaftan, Atilla P. Kiraly, David P. Naidich and Carol L. Novak A Novel Multi-Purpose Tree and Path Matching Algorithm with Application to Airway Trees Medical Imaging 2006: Physiology, Function, and Structure from Medical Images

Patents

• DE Patent Application, Verfahren zur Segmentierung von Gefäßstrukturen in einer Leber eines Patienten anhand eines computertomographisch aufgenommenen Bilddatensatzes des Patienten und ein CT-System zur Durchführung dieses Verfahrens
  Jens N. Kaftan, Hüseyin Tek and Til Aach
  Pub.No. DE 102009035936 A1, July 29, 2010
  
  

• DE Patent Application, Verfahren und Vorrichtung zur Segmentierung von Strukturen in einem Bilddatensatz
  Jens N. Kaftan, Annemarie Bakai, Atilla P. Kiraly, Florian Maier, Carol L. Novak and Til Aach
  Pub.No. DE 102008016503 A1, October 01, 2009
  
  

• DE Patent Application, Verfahren zur Segmentierung von 3D-Bilddaten bildgebender medizinischer Modalitäten sowie Vorrichtung zur Bildverarbeitung
  Jens N. Kaftan, Annemarie Bakai, Atilla P. Kiraly, Carol L. Novak and Til Aach
  Pub.No. DE 102008061170 A1, July 23, 2009
  
  

• Technical Disclosure, Local Adaption in Pulmonary Vessel Segmentation
  Jens N. Kaftan and Til Aach
  IPCOM No. 000171353D, June, 2008
  
  

• US Patent, System and Methods For Path Based Tree Matching
  Jens N. Kaftan, Atilla P. Kiraly and Carol L. Novak
  Pat.No. 7,646,903, January 12, 2007
  
  
• Also published in
  China, Pub.No. CN 200610115633, January 10, 2007
  Germany, Pub.No. DE 102006028812 A1, February 08, 2007
  Japan, Pub.No. JP 2007044488, February 22, 2007