Dr.-Ing.
Wei Li
Research Scientist
Institute of Imaging & Computer Vision RWTH Aachen Sommerfeldstrasse 24 52074 Aachen Germany
Room:	137
Tel:	+49 (241) 80 22913
Fax:	+49 (241) 80 22200
Email:	lfb@lfb.rwth-aachen.de

Curriculum Vitae

Research Projekt

Publications

Journal Publications

2014

Simon J. Sonntag, Wei Li, Michael Becker, Wiebke Kaestner, Martin R. Büsen, Nikolaus Marx, Dorit Merhof and Ulrich Steinseifer
Combined Computational and Experimental Approach to Improve the Assessment of Mitral Regurgitation by Echocardiography
In: Annals of Biomedical Engineering 42 (5)

 

2011

Tianguang Zhang, Wei Li, Kolja Kühnlenz and Martin Buss
Multi-Sensory Motion Estimation and Control of an Autonomous Quadrotor
In: Advanced Robotics

Conference Publications

2016

Wei Li, Wenting Huang, Matthias Breier and Dorit Merhof
Have we underestimated the power of image undistortion?
In: IEEE International Conference on Image Processing (ICIP)

2016

Wei Li, Chen Jiang, Matthias Breier and Dorit Merhof
Localizing components on printed circuit boards using 2D information
In: IEEE International Conference on Industrial Technology (ICIT)

2015

Wei Li, Matthias Breier and Dorit Merhof
Skew correction and line extraction in binarized printed text images
In: IEEE International Conference on Image Processing (ICIP)

 

2014

Wei Li, Stefan Neullens, Matthias Breier, Marcel Bosling, Thomas Pretz and Dorit Merhof
Text Recognition for Information Retrieval in Images of Printed Circuit Boards
In: 40th Annual Conference of the IEEE Industrial Electronics Society (IECON)

 

2014

Wei Li, Simon J. Sonntag, Michael Becker, Nikolaus Marx, Ulrich Steinseifer and Dorit Merhof
Efficient numerical reconstruction of color Doppler images of mitral regurgitation in vitro
In: IEEE International Symposium on Biomedical Imaging (ISBI)

 

2013

Wei Li, Bernhard Esders and Matthias Breier
SMD segmentation for automated PCB recycling
In: Proceedings of the 11th IEEE International Conference on Industrial Informatics (INDIN)

 

2013

Wei Li and Julie Klein
Multichannel camera calibration
In: IS&T/SPIE Electronic Imaging: Digital Photography IX

 

2012

Wei Li, Matthias Breier and Til Aach
Vision-Based Auto-Teaching for Automated PCB Depaneling
In: Proceedings of IEEE International Conference on Industrial Informatics (INDIN)

 

2012

Wei Li
Image-Based Analysis of PCB Panels
In: Proceedings of the 16th International Student Conference on Electrical Engineering POSTER

 

2011

Wei Li, Tianguang Zhang and Kolja Kühnlenz
A Vision-Guided Autonomous Quadrotor in An Air-Ground Multi-Robot System
In: Proceedings of IEEE International Conference on Robotics and Automation (ICRA)

2016

Matthias Breier, Constantin Haas, Wei Li and Dorit Merhof
Color filter arrays revisited - Evaluation of Bayer pattern interpolation for industrial applications
In: 14th IEEE International Conference on Industrial Informatics (INDIN)

2016

Matthias Breier, Patrick Küsters, Anna König, Wei Li, Marcel Bosling, Thomas Pretz and Dorit Merhof
Rectification for Fronto-parallel Camera Movement in 3D Reconstruction of Printed Circuit Boards
In: IEEE International Instrumentation and Measurement Technology Conference (I2MTC)

2015

Matthias Breier, Philipp Möller, Wei Li, Marcel Bosling, Thomas Pretz and Dorit Merhof
Accurate laser triangulation using a perpendicular camera setup to assess the height profile of PCBs
In: IEEE International Conference on Industrial Technology (ICIT)

 

2014

Matthias Breier, Wei Li, Marcel Bosling, Thomas Pretz and Dorit Merhof
Rotation Estimation for Printed Circuit Board Recycling
In: 40th Annual Conference of the IEEE Industrial Electronics Society (IECON)

 

2013

Daniel Herchenbach, Wei Li and Matthias Breier
Segmentation and classification of THCs on PCBAs
In: Proceedings of the 11th IEEE International Conference on Industrial Informatics (INDIN)

 

2013

Torsten Koch, Matthias Breier and Wei Li
Heightmap generation for printed circuit boards (PCB) using laser triangulation for pre-processing optimization in industrial recycling applications
In: Proceedings of the 11th IEEE International Conference on Industrial Informatics (INDIN)

 

2009

Tianguang Zhang, Wei Li, Markus Achtelik, Kolja Kühnlenz and Martin Buss
Multi-Sensory Motion Estimation and Control of a Mini-Quadrotor in an Air-Ground Multi-Robot System
In: Proceedings of the 2009 IEEE International Conference on Robotics and Biomimetics ((ROBIO)

Teaching

Diploma, master, student research projects, bachelor theses:

• Master thesis Wenting Huang:
  Feature- and geometry-based online camera calibration
• Master thesis Yun Zheng:
  Investigation of features and classifiers for board component classification
• Master thesis Chen Jiang:
  Segmentation of components on printed circuit boards in 2D image data
• Diploma thesis Can Cagman:
  An online camera calibration based 3D reconstruction for industrial applications
• Diploma thesis Guojie Xiang:
  Binarization and subsequent image enhancement for text recognition on printed circuit boards
• Master thesis Georg Schmücking:
  Symmetry-based analysis of components on printed circuit boards
• Master thesis Anja Kludszuweit:
  Localization of text objects on printed circuit boards
• Master thesis Martin Staas:
  Development of a segmentation tool for the creation of a gold standard with improved flexibility and usability by linking interactive and automatic segmentation methods
• Master’s thesis Tim Wigbels:
  Segmentation tool for the creation of a gold standard of components on circuit boards
• Master thesis Tarek Stiebel:
  A fully automatic online camera calibration for industrial applications
• Master thesis Stefan Neullens:
  External detection on printed circuit boards
• Master thesis Daniel Herchenbach:
  Segmentation and classification of THC on printed circuit boards
• Master thesis Bernhard Esders:
  Segmentation of SMD on printed circuit boards
• Diploma thesis Donglai Zhu: Panorama recording and image analysis of PCBs for depaneling
• Student research project Dennis Kempin:
  A fully automated microstructure segmentation technique for SE2 detector images of stone samples
• Seminar paper Raphael Kolk:
  Detection of deformed grids
• Seminar paper Maximilian Lorent:
  Detecting digital distortion in CFA-interpolated color images
• Seminar paper Jasmin Heinrich:
  Color image segmentation using material reflectance

Exercises, internships, projects:

• Practical course in digital image processing:
  3D reconstruction with structured illumination