Machine Intelligence Laboratory

Cambridge University Department of Engineering

Je Hyeong (John) Hong Je Hyeong Hong

Background - Research - Publications - Teaching

Position: PhD Student

E-mail: jhh37 [at]

Office Location: BN4-80


I am a second year PhD student in the Computer Vision group. My work is co-supervised by Prof. Roberto Cipolla, Dr Andrew Fitzgibbon and Dr Christopher Zach. My study has been generously funded by Microsoft Research and Toshiba Research Europe.

Research Interests

  • Bundle adjustment
  • Low-rank matrix factorization problems with missing data
  • Non-rigid structure-from-motion



Computer Vision

  • Secrets of Matrix Factorization: Approximations, Numerics, Manifold Optimization and Random Restarts
    J. H. Hong and A. W. Fitzgibbon (2015)
    In Proceedings of the 2015 IEEE International Conference on Computer Vision (ICCV), to appear
    [ PDF ] [ Code ] [ Video ]



Teaching Assistant

  • Part 2B 4F13 Machine Learning (2015)


  • Part 2A 3F1 Signals and Systems (2015)
  • Part 2A 3F3 Signal and Pattern Processing (2015)
  • Part 2A 3M1 Mathematical Methods (2015)

Lab Demonstrations

  • Part 1B Computing (Octave / MATLAB) (2014, 2015)
  • Part 2A SF2 Image Processing (2014, 2015)
  • Part 2A 3F6 Object-oriented Programming (2015)
  • Part 1B Computing (C++) (2015)
  • Part 1A Microprocessors (2014)