Dr.-Ing.
Johannes Brauers
Research Scientist
Institute of Imaging & Computer Vision RWTH Aachen Sommerfeldstrasse 24 52074 Aachen Germany
Room:	24C-212
Tel:	+49 (241) 80 – 27860
Fax:	+49 (241) 80 – 22200
Email:	lfb@lfb.rwth-aachen.de

Book Publications

2010

Johannes Brauers
Algorithmen und Verfahren zur geometrischen Korrektur und hochdynamischen Auswertung von Multispektralaufnahmen
In: Schriftenreihe des Lehrstuhls für Bildverarbeitung, RWTH Aachen University

 

2008

Stephan Helling, Johannes Brauers, Bernhard Hill and Til Aach (Eds.)
FWS08: 14. Workshop Farbbildverarbeitung 2008

Journal Publications

 

2011

Julie Klein, Johannes Brauers and Til Aach
Spatio-spectral modeling and compensation of transversal chromatic aberrations in multispectral imaging
In: Journal of Imaging Science and Technology 55 (6)

 

2011

Johannes Brauers and Til Aach
Geometric Calibration of Lens and Filter Distortions for Multispectral Filter Wheel Cameras
In: IEEE Transactions on Image Processing

 

2009

Johannes Brauers, Stephan Helling and Til Aach
Multispectral Image Acquisition with Flash Light Sources
In: Journal of Imaging Science and Technology 53 (3)

 

2009

André A. Bell, Johannes Brauers, Jens N. Kaftan, Dietrich Meyer-Ebrecht, Alfred Böcking and Til Aach
High Dynamic Range Microscopy for Cytopathological Cancer Diagnosis
In: IEEE Journal of Selected Topics in Signal Processing (Special Issue on: Digital Image Processing Techniques for Oncology) 3 (1)

 

2008

Johannes Brauers and Til Aach
Hochdynamisch und multispektral: Präzisions-Farbmessungen mit erweitertem Dynamikbereich
In: IndustrialVISION 1 (1)

 

2008

Johannes Brauers, Nils Schulte and Til Aach
Multispectral Filter-Wheel Cameras: Geometric Distortion Model and Compensation Algorithms
In: IEEE Transactions on Image Processing 17 (12)

 

2006

M. Adrat, T. Clevorn, J. Brauers and P. Vary
Minimum Terms of Residual Redundancy for Successful Iterative Source-Channel Decoding
In: IEEE Communications Letters 10 (11)

 

2005

T. Clevorn, J. Brauers, M. Adrat and P. Vary
Turbo decodulation: iterative combined demodulation and source-channel decoding
In: IEEE Communications Letters 9 (9)

 

2005

M. Adrat, J. Brauers, T. Clevorn and P. Vary
The EXIT-characteristic of softbit-source decoders
In: IEEE Communications Letters 9 (6)

Conference Publications

2021

Oliver Rippel, Peter Haumering, Johannes Brauers and Dorit Merhof
Anomaly Detection for the Automated Visual Inspection of PET Preform Closures
In: IEEE 26th International Conference on Emerging Technologies and Factory Automation (ETFA)

 

2011

Julie Klein, Johannes Brauers and Til Aach
Methods for spectral characterization of multispectral cameras
In: IS\&T/SPIE Electronic Imaging: Digital Photography VII

 

2010

Julie Klein, Johannes Brauers and Til Aach
Spektrale Charakterisierung einer Multispektralkamera
In: 16. Workshop Farbbildverarbeitung

 

2010

Julie Klein, Johannes Brauers and Til Aach
Spatial and Spectral Analysis and Modeling of Transversal Chromatic Aberrations and their Compensation
In: 5th European Conference on Colour in Graphics, Imaging, and Vision (CGIV) and 12th International Symposium on Multispectral Colour Science (MCS)

 

2010

David Friedrich, Xavier L Aubert, Hartmut Fähr and Andreas Brauers
Heart rate estimation on a beat-to-beat basis via ballistocardiography-a hybrid approach
In: Engineering in Medicine and Biology Society (EMBC), 2010 Annual International Conference of the IEEE

 

2010

David Friedrich, Johannes Brauers, André Bell and Til Aach
Towards Fully Automated Precise Measurement of Camera Transfer Functions
In: Southwest Symposium on Image Analysis and Interpretation (SSIAI) 2010

 

2010

Johannes Brauers, Julie Klein, Bernhard Hill and Til Aach
Camera-Supervised Monitor Shading Correction for Softproofing Systems
In: 5th European Conference on Colour in Graphics, Imaging, and Vision (CGIV) and 12th International Symposium on Multispectral Colour Science (MCS)

 

2010

Johannes Brauers and Til Aach
Direct PSF Estimation Using a Random Noise Target
In: IS\&T/SPIE Electronic Imaging: Digital Photography VI

 

2009

Johannes Brauers, Claude Seiler and Til Aach
Analyse und Kompensation von longitudinalen Aberrationen
In: 15.\ Workshop Farbbildverarbeitung 2009

 

2009

Johannes Brauers and Til Aach
Ghosting Reflection Compensation for Multispectral High Dynamic Range Imaging
In: 17th Color Imaging Conference (CIC17)

 

2009

Johannes Brauers and Til Aach
Geometric Multispectral Camera Calibration
In: 16th Scandinavian Conference on Image Analysis

 

2009

Johannes Brauers and Til Aach
Multispectral Imaging with Optical Bandpass Filters: Tilt Angle and Position Estimation
In: IS\&T/SPIE Electronic Imaging: Color Imaging XIV: Displaying, Hardcopy, Processing, and Applications

 

2008

Johannes Brauers, Stephan Helling and Til Aach
Multispektralaufnahmen mit Blitzlichtquellen
In: Jahrestagung der Deutschen farbwissenschaftlichen Gesellschaft e.V. (DFWG)

 

2008

Johannes Brauers, Nils Schulte, Andre Bell and Til Aach
Color Accuracy and Noise Analysis in Multispectral HDR Imaging
In: 14.\ Workshop Farbbildverarbeitung 2008

 

2008

Johannes Brauers and Til Aach
Longitudinal Aberrations Caused by Optical Filters and Their Compensation in Multispectral Imaging
In: IEEE International Conference on Image Processing (ICIP2008)

 

2008

Johannes Brauers, Stephan Helling and Til Aach
Multispectral Imaging with Flash Light Sources
In: IS&T's Forth European Conference on Color in Graphics, Imaging and Vision

 

2008

Johannes Brauers and Til Aach
Modeling and Compensation of Ghosting in Multispectral Filter Wheel Cameras
In: IEEE Southwest Symposium on Image Analysis and Interpretation

 

2008

Johannes Brauers, Nils Schulte, André Alexander Bell and Til Aach
Multispectral High Dynamic Range Imaging
In: IS\&T/SPIE Electronic Imaging

 

2007

Johannes Brauers, Nils Schulte and Til Aach
Modeling and Compensation of Geometric Distortions of Multispectral Cameras with Optical Bandpass Filter Wheels
In: 15th European Signal Processing Conference (EUSIPCO-2007)

 

2006

Johannes Brauers and Til Aach
A Color Filter Array Based Multispectral Camera
In: 12. Workshop Farbbildverarbeitung

 

2005

Thorsten Clevorn, Johannes Brauers, Marc Adrat and Peter Vary
EXIT chart analysis of turbo decodulation
In: Proceedings of IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) 2

Research interests

	Multispectral Filter-Wheel Cameras: Geometric Distortion Model and Compensation Algorithms 2008: J. Brauers, N. Schulte and T. Aach
	Multispectral Image Acquisition with Flash Light Sources 2008: J. Brauers, S. Helling and T. Aach
	Multispectral High Dynamic Range Imaging 2008: J. Brauers, N. Schulte and T. Aach
	Longitudinal Aberrations Caused by Optical Filters and Their Compensation in Multispectral Imaging 2008: J. Brauers and T. Aach
	Multispectral Imaging with Optical Bandpass Filters: Tilt Angle and Position Estimation 2008: J. Brauers and T. Aach
	Modeling and Compensation of Ghosting in Multispectral Filter Wheel Cameras 2008: J. Brauers and T. Aach

Organisation

Awards

• Best Student Paper Award, IS&T/SPIE Electronic Imaging 2010, sponsored by Canon Development Americas, Inc.
• EADS Defence Electronics ARGUS Award 2005 for the Diploma thesis
  “Turbo Decodulation: Ein iterativer Ansatz zur gemeinsamen Quellendecodierung, Kanaldecodierung und Demodulation”
  (Oktober 2005)

Patents

• Procedure for simulating the appearance of a fiber product formed from a multicolored thread, as well as a device for executing the procedure and a method for producing a BCF yarn. Johannes Brauers, Til Aach and Björn Gödderz, International Patent, Number WO002008107440A1, 12.09.2008, Applicant: Oerlikon Textile GmbH & CO KG

• Procedure for simulating the visual appearance of a thread and/or a fiber product formed from the thread, as well as a method and device for producing a BCF yarn, Björn Gödderz, Johannes Brauers and Til Aach, International Patent, Number WO002008017644A2, 14.02.2008, Applicant: Oerlikon Textile GmbH & CO KG,

Teaching

Diploma thesis, Academic papers and Seminar papers

• Seminar paper Niklas Kurtenbach: Texturanalyse von Textilien
• Academic paper Ömer Afsar Automatische Anpassung der ortsabhängigen Bildhelligkeit für einen Softproof-Arbeitsplatz
• Diploma thesis Claude Seiler Analyse und Kompensation von longitudinalen Aberrationen
• Academic paperEmrah Tasdemir Automatisierung eines radiometrischen Kameramessplatzes
• Academic paper Dany Heusbourg Verarbeitungsprozess für multispektrale Rohbilddaten
• Diploma thesis Nils SchulteMultispektrale Farbbildrekonstruktion: Erweiterung des Dynamikbereichs und Registrierung
• Academic paper Roland AuerDemosaicking einer 6-Kanal-Kamera auf 1-Chip Basis
• Diploma thesis Armin Janß Identifikation von Farbabweichungen in der industriellen Bildverarbeitung durch Klassifikation im Farbraum mit Optimierung des Kamera-Postprocessings
• Seminar paper Masato Takami Gleichzeitige Aufnahme von Bild- und Tiefeninformation durch Kodierung der Blende einer herkömmlichen Kamera

Internship

• Supervision of the internship “Digital Image Processing”, experiment “Image Coding”