Videos : making background subtraction robust to sudden illumination changes

Julien Pilet, Christoph Strech and Pascal Fua

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A test sequence showing light changes due to the lights a person switches on.

  • Input sequence;
  • Result obtained with the method of Z.Zivkovic;
  • Result obtained with our approach.

A test sequence for Augmented Reality.

  • Input video
  • The distribution of pixel ratio, with the two Gaussians modeling illumination
  • Result obtained with the method of Z.Zivkovic;
  • Result obtained with our approach.

A test sequence showing an arm and its shadow.

  • Input sequence;
  • Result obtained with our approach;
  • Result obtained with the method of Z.Zivkovic, slow learning rate;
  • Result obtained with the method of Z.Zivkovic, fast learning rate.

A PETS2006 sequence.

  • Input sequence;
  • Result obtained with the method of Z.Zivkovic;
  • Result obtained with our approach.

 

Links to CODECS and video players