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Statistically representative cloud of particles for crowd flow tracking

  • Patrick Jamet
  • , Stephen Chai Kheh Chew
  • , Antoine Fagette
  • , Jean Yves Dufour
  • , Daniel Racoceanu
  • Thales Solutions Asia Pte Ltd
  • IPAL (UMI CNRS, NUS, 12R-ASTAR, UF)
  • ThereSIS

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper deal with the flow tracking topic applied to dense crowds of pedestrians. Using the estimated density, a cloud of particles is spread on the image and propagated according to the optical flow. Each particles embedding physical properties similar to those of a pedestrian, this cloud of particles is considered as statistically representative of the crowd. Therefore, the behavior of the particles can be validated with respect to the behavior expected from pedestrians and potentially optimized if needed. Three applications are derived by analysis of the cloud behavior: the detection of the entry and exit areas of the crowd in the image, the detection of dynamic occlusions and the possibility to link entry areas with exit ones according to the flow of the pedestrians. The validation is performed on synthetic data and shows promising results.

Original languageEnglish
Title of host publicationPattern Recognition Applications and Methods - 3rs International Conference, ICPRAM 2014, Revised Selected Papers
EditorsMaria de Marsico, Ana Fred, Antoine Tabbone
PublisherSpringer Verlag
Pages237-251
Number of pages15
ISBN (Print)9783319255293
DOIs
StatePublished - 2015
Externally publishedYes
Event3rd International Conference on Pattern Recognition Applications and Methods, ICPRAM 2014 - Angers, France
Duration: 6 Mar 20148 Mar 2014

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9443
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference3rd International Conference on Pattern Recognition Applications and Methods, ICPRAM 2014
Country/TerritoryFrance
CityAngers
Period6/03/148/03/14

Keywords

  • Crowd
  • Entry-exit areas detection
  • Entry-exit areas linkage
  • Flow tracking
  • Occlusions
  • Particle video

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