Single View 3D Reconstruction @e.Sigma Systems GmbH

Qt/OpenCV/OpenGL/Camera Calibration/3D Reconstruction

  • Implemented a semiautomatic camera calibration algorithm based on single view camera image
  • Designed an intuitive way to reconstruct a 3D scene from an image
  • Constructed a 3D modelling environment supports creating, editing, saving, reading and rendering 3D scene
  • Release the software as a product with a USB-Dongle based licence

3D Object Pose Estimation @e.Sigma Systems GmbH

Matlab/Optimization/Pose Estimation

  • Developed an API to model and calibrate a real word object for a virtual-reality environment
  • Developed a template-matching algorithm to estimate the pose of an object in real time
  • Virtual Shooting Simulator @e.Sigma Systems GmbH

    OpenCV/Embedded Linux/Camera Programming/Camera Calibration/
    Machine Learning/Tracking&Recognition

  • Developed a camera calibration algorithm based on chess-board
  • Recognise and track multiple laser dots using SVM
  • Designed and constructed a tracking system exchanging data via Network
  • Ultra-low Latency Distributed System @e.Sigma Systems GmbH

    Hardware Driver/Linux Kernel/Real-Time System/
    Multithreaded Programming

  • Optimized the driver of board hardware on Real-Time Linux
  • Improved a whole distributed real-time system by optimizing its scheduling strategies
  • Involved in a Linux kernel module development
  • Distributed Simulation Engine @e.Sigma Systems GmbH

    Game Engine/Network Programming

  • Tested and debugged the network-based data exchange core of a distributed simulation engine
  • Developed some plugins and modules for a distributed simulation engine
  • Developed a HID device driver for a virtual object in simulation engine
  • Panoramic View @e.Sigma

    OpenCV/Computer Vision/Image Processing

  • Implemented an automatic image pairing and stitching algorithm based on an image set
  • Developed an image blending algorithm by pixel-wise adjusting the brightness and contrast
  • RFID Sensor based Localization @e.Sigma Systems GmbH

    Sensor Data Processing

  • Developed an API to monitor RFID sensors and locate them
  • 3D CT Image Reconstruction @Klinikum Rechts der Isar

    Machine Learning/Optimization/Image Reconstruction

  • Proposed a mathematical model of a commercial medical CT
  • Built a Poisson distribution based probabilistic reconstruction framework
  • Developed an optimization algorithm to raise the reconstruction convergence speed
  • Achieved a better reconstruction quality than the most advanced commercial CT from the same data set
  • Work Experience

    Software Developer @e.Sigma Systems GmbH

    May/2012 - present

  • Single view image based real scene 3D reconstruction, algorithm designer and main developer of the final released product

  • 3D model calibration and pose estimation library, worked alone as mathematical modeller and algorithm developer

  • Embedded Linux-based tracking system, responsible for the software part, including algorithm design and coding

  • Network-based distributed simulation engine, worked in a big team, responsible for some modules, including core modules

  • Ultra-low latency real-time distributed system, low-level Linux kernel development, optimzation of a big system

  • Research Assistant @Klinikum Rechts der Isar

    Jul/2010 - Apr/2012

    3D CT Reconstruction Framework Development

    Research Assistant @Lehrstuhl CAMP/AR, Fakultät Informatik, TU München

    Jun/2010 - Feb/2011

    Human Airway Segmentation from 3D CT Image

    Research Assistant @NarvisLab, Lehrstuhl CAMP/AR, TU München

    Feb/2010 - Aug/2010

    Phase Aberration Correction for Ultrasound Image Reconstruction


    Master in Biomedical Computing @TU München, Informatik

    Oct/2009 - Apr/2012 GPA 1.8

  • 3D Computer Vision, Machine Learning in the field of 3D/2D medical image reconstruction and pattern recognition.

  • Object and System Model Generation for X-ray Computed Tomography (Master Thesis, Note 1.3)

  • Bachelor in Biomedical Engineering @Shanghai Jiao Tong University

    Sep/2005 - Jul/2009

  • Wireless ECG Signal Monitoring and Processing System (Bachelor Thesis)

  • Accepted