ArUco markers

ArUco markersopen in new window are commonly used for vision-based position estimation.

Examples of ArUco markers:

ArUco markers

TIP

Use the most matte paper for printing visual markers. Glossy paper may glitter in the light, severely deteriorating the quality of recognition.

For rapid generation of markers for printing, you may use an online tool: http://chev.me/arucogen/open in new window.

Clover Raspberry Pi image contains a pre-installed aruco_pose ROS package, which can be used for marker detection.

Modes of operation

There are several preconfigured modes of operation for ArUco markers on the Clover drone:

TIP

Additional documentation for the aruco_pose ROS package is available on GitHubopen in new window.