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A Networked Desktop Virtual Reality Setup for Decision Science and Navigation Experiments with Multiple Participants
06:28

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Published on: August 26, 2018

Interactive control of large-crowd navigation in virtual environments using vector fields.

Xiaogang Jin1, Jiayi Xu, Charlie C L Wang

  • 1State Key Laboratory of CAD & CG, Zhejiang University, China. jin@cad.zju.edu.cn

IEEE Computer Graphics and Applications
|November 14, 2008
PubMed
Summary

Researchers developed a novel tool for crowd navigation research. Users can intuitively control crowd flow by sketching velocities on anchor points for real-time scene modification.

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Area of Science:

  • Computer graphics
  • Human-computer interaction
  • Crowd simulation

Background:

  • Interactive control is crucial for crowd-navigation research.
  • Authoring complex crowd behaviors often requires specialized tools.

Purpose of the Study:

  • To propose a simple yet effective method for authoring crowd scenes.
  • To enable intuitive user control over crowd flow dynamics.

Main Methods:

  • Development of a governing tool for crowd scene authoring.
  • Utilizing sketched velocities on anchor points to define vector fields.
  • Implementing a system for on-the-fly modification of vector fields.

Main Results:

  • Users can easily drive the flow of crowds through sketching.
  • The proposed approach offers fast performance for real-time adjustments.
  • Effective control over crowd simulation is achieved with minimal user input.

Conclusions:

  • The developed tool provides an efficient and accessible solution for crowd scene authoring.
  • This method enhances interactivity in crowd-navigation research.
  • The approach facilitates rapid iteration and modification of crowd behaviors.