UNIVERSITY OF WATERLOO · EXPERIMENTAL ROBOTICS

Motion-Aware Path Planning
with a Summit Mobile Robot

Experimental support for motion-aware path-planning research using a Summit mobile robot, with emphasis on physical validation of path choices under robot motion and speed constraints.

Project Context

When the shortest path is not the fastest path

The research investigated path selection that considers not only geometric distance, but also how quickly a mobile robot can safely traverse a route.

A narrow or sharply turning path may be geometrically shorter, but can require substantial speed reduction. A wider and smoother route may be longer in distance while still producing a shorter traversal time because the robot can maintain a higher velocity.

Planning Concept

Path geometry and robot motion capability

The planning approach considered the relationship between route geometry and the mobile robot's achievable motion.

Wider passages and smoother turns can allow the robot to sustain higher speed, while constrained spaces and sharp changes in direction can reduce feasible velocity.

Path-selection factors

  • Geometric path length
  • Available free-space width
  • Turn severity
  • Robot motion limits
  • Achievable travel speed
  • Overall traversal efficiency
Experimental Platform

Physical validation using Summit

The path-planning behavior was evaluated experimentally using a Summit mobile robot in an indoor environment.

Summit Mobile robot platform
Indoor Physical test environment
Path Choice Distance vs. traversability
Validation Real robot experiment
Demonstration

Motion-aware path-planning experiment

The demonstration compares robot behavior when path geometry and achievable motion are considered during route selection.

My Role

Experimental implementation and robot testing

This work supported research led by Dr. Jeong-woo Han. My contribution focused on the experimental implementation and physical validation of the path-planning approach using the Summit mobile-robot platform.

Contribution

  • Summit robot experiment setup
  • Physical path-planning tests
  • Robot operation during validation
  • Experimental demonstration support
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