Alberto-visualloc

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  • Project Name: Localization algorithm for the Pioneer robot based on a visual beacons 2D-map and camera images.
  • Authors: Alberto López and Jose María Cañas Plaza (jmplaza [at] gsyc [dot] es)
  • Academic Year: 2004-2005
  • Degree: Undergrad
  • Tags: robot, visual-localization, cameras, map
  • Technology: c, c++, jde suite, xforms
  • State: Finished
  • Documentation:
Master Thesis: PDF (latex code)
  • Presentation:

This project tries to solve localization problem in mobile robots. To solve this problem in this project we use two diferents algorithms: probability grid and Monte Carlo's particles filter. Also we use a algorithm that compare the real image, gets from a camera, with a virtual image gets from map.

The picture below shows the GUI of the probability grid algorithm.

Here is a picture of a typical execution of the probability grid algorithm with his steps.

The next picture is the GUI to use the particles filter algorithm.

This picture shows a typical execution of the Monter Carlo's algorithm.

  • Videos:

This video is an example of particle's filter algorithm running over the real robot, in the first video the robot is moving around the corridor and finds a trash, that allow it to estimate the position.

In the second video, the robot estimates his position with two extinguisher.

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