Cartesian coordinate system

Related papers: 20

About

The Cartesian coordinate system is a mathematical framework that describes positions and orientations in space using perpendicular axes (X, Y, Z), providing a standardized reference frame for locating points in two or three dimensions. In robotics and AI, it serves as the foundational spatial language for nearly every aspect of robot operation — from defining end-effector positions and planning collision-free paths to controlling interaction forces and calibrating sensors. Robot manipulators are commanded to reach target locations expressed as Cartesian coordinates, while algorithms for visual servoing, impedance control, and trajectory planning all operate within or transform between Cartesian and joint spaces. Mobile robots use Cartesian frameworks to build environmental maps and estimate their own position. The system matters because it provides a universal, intuitive representation of physical space that bridges mechanical design, motion planning, perception, and control. Without a common spatial reference, coordinating multi-arm systems, human-robot interaction, or sensor fusion would be intractable, making the Cartesian coordinate system an indispensable foundation across virtually all robotics disciplines.

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