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Academic Staff

Dr. Steffen Wachenfeld


Steffen Wachenfeld Phone: +49 251 83-32 706
Fax: +49 251 83-33 755
steffen.wachenfeld@-signuni-muenster.de

Westfälische Wilhelms-Universität Münster
Department of Computer Science
Einsteinstr. 62
D-48149 Münster

Raum 602a

Sprechstunde: nach Vereinbarung



Persönliche Daten

  • April 2009 - Post-Doc at University of Pennsylvania, Philadelphia, USA
  • WS96/97 - WS08/09 Studium an der Westfälischen Wilhelms-Universität Münster
    • Januar 2009 Promotion in Informatik (Dr. rer. nat.)
    • Februar 2005 Diplom in Wirtschaftsinformatik (Dipl.-Wirt.Inform./MScIS)
    • Mai 2003 Diplom in Informatik mit Anwendungsfach Mathematik (Dipl.-Inform.)
    • Februar 2003 Bachelor in Wirtschaftsinformatik (BScIS)
  • seit Juni 2003 Wissenschaftlicher Mitarbeiter am Institut für Informatik

Freizeit


Lehre

Wintersemester 2008/2009

Sommersemester 2008

Wintersemester 2007/2008

Sommersemester 2007

Wintersemester 2006/2007

Sommersemester 2006

Wintersemester 2005/2006

Sommersemester 2005

Wintersemester 2004/2005

Sommersemester 2004

Wintersemenster 2003/2004

Sommersemester 2003


Publikationen

  • S. Wachenfeld, X. Jiang. Recognition of Screen-Rendered Text - Towards a new Challenge in Low Resolution Text Recognition. International Journal (submission in preparation), 2008.

  • S. Wachenfeld, X. Jiang. Annotated Databases for the Recognition of Screen-Rendered Text - A Categorization Scheme and Ground Truth Data for a new OCR Challenge. International Journal (submission in preparation), 2008.

  • S. Wachenfeld, S. Terlunen, X. Jiang. Robust 1-D Barcode Recognition on Camera Phones and Mobile Product Information Display. In: Proc. of 1st International Workshop on Mobile Multimedia Processing (accepted for publication) , 2008.

  • S. Wachenfeld, K. Broelemann, X. Jiang, A. Krüger. Registration and Augmentation of Partial Images of City Maps Using Camera Phones. In: Proc. of 1st International Workshop on Mobile Multimedia Processing (in press), 2008.

  • S. Wachenfeld, S. Terlunen, X. Jiang. Robust Recognition of 1-D Barcodes Using Camera Phones. In: Proc. of 19th International Conference on Pattern Recognition (ICPR 2008), 2008.

  • S. Wachenfeld, X. Jiang. Interactive Learning - DocXS, Interaktives Lernen mit DocXS und Integrationsmöglichkeiten in Referenztechnologien. E-Learning Praxisberichte, Praxisbericht Nr. 61, ERCIS - European Research Center for Information Systems, 2008.

  • S. Wachenfeld, T. Lohe, M. Fieseler, X. Jiang. DocXS - Distributed Operator Construction and Execution System. In International Journal: Pattern Recognition and Image Analysis (PRIA), Vol. 18(2), pp. 328-331, MAIK Nauka/Interperiodica distributed by Springer, 2008.

  • S. Wachenfeld, H.U. Klein, Stefan Fleischer and X. Jiang. Segmentation of Very Low Resolution Screen-Rendered Text. In: Proc. of the 9th International Conference on Document Analysis and Recognition (ICDAR2007), IEEE Computer Society Press, 2007.

  • S. Wachenfeld, H.U. Klein, and X. Jiang. Annotated Databases for the Recognition of Screen-Rendered Text. In: Proc. of the 9th International Conference on Document Analysis and Recognition (ICDAR2007), IEEE Computer Society Press, 2007.

  • S. Wachenfeld, Stefan Fleischer, and X. Jiang. A Multiple Classifier Approach for the Recognition of Screen-Rendered Text. In: Proc. of the 12th International Conference on Computer Analysis of Images and Patterns (CAIP'07), pp. 921-928, Springer-Verlag LNCS 4673, 2007.

  • T. Lohe, M. Fieseler, S. Wachenfeld, and X. Jiang. A Distributed Computing Environment for Multimedia Data Processing. In: Proc. of the International Conference on Signal Processing and Multimedia Applications (SIGMAP'07), 2007.

  • S. Wachenfeld, H.U. Klein, and X. Jiang. Recognition of Screen-Rendered Text. In: Proc. of the 18th International Conference on Pattern Recognition (ICPR06), vol. 2, pp. 1086-1089, IEEE Computer Society Press, 2006.

  • M. Charwath, I. Hahn, S. Hauke, M. Pyka, S. Stesny, D. Lammers, S. Wachenfeld, and M. Borschbach. An algorithm evaluation test suite for blind source separation problem. In: Proc. of the Third International Conference on Informatics in Control, Automation and Robotics, Signal Processing, Systems Modeling and Control (ICINCO-SPMC 2006), pp. 186-192, 2006.

  • M. Charwath, I. Hahn, S. Hauke, M. Pyka, S. Stesny, D. Lammers, S. Wachenfeld, and M. Borschbach. Automated BSS-Algorithm Performance Evaluation. In: Proc. of the Fifth International Conference on Signal Processing (SIP), pp. 238-242, 2006.

  • G. Richter, A. Forsmann, N. Gietz, C. Ossendorf, S. Wachenfeld, and G. Wessendorf. Schutz großer Netze - Virtuelle hierarchische Strukturen und Sicherheitsinstanzen. In: Proc. of the 13th DFN-CERT Workshop "Sicherheit in vernetzten Systemen", pp. K1-K15, Hamburg, 2006.

  • T. Ropinski, S. Wachenfeld, and K. H. Hinrichs. Virtual Reflections for Augmented Reality Environments. In: Proc. of the 14th International Conference on Artificial Reality and Telexistence (ICAT04), pp. 311-318, Seoul, 2004.

  • J. B. Kim, H. J. Kim, S. Wachenfeld, and X. Jiang. Efficient Error Concealment using best Neighborhood Matching and Genetic Algorithms. In: Proc. of the 6th Asian Conference on Computer Vision (ACCV04), Vol.2, 1158-1163, Jeju Island, 2004.

  • J. B. Kim, H. J. Kim, and S. Wachenfeld. Restoration of Regions Occluded by a Caption in TV Scene. In: Proc. of the IEEE Region 10 Conference on Convergent Technologies For The Asia-Pacific (TENCON03), Vol. 2, pp. 817-820, Bangalore, 2003.


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