quadrotor-IITKgp/Seer

Name: Seer

Owner: Aerial Robotics Kharagpur

Description: True value Setup for Aerial Robotics Kharagpur

Created: 2016-05-18 22:35:46.0

Updated: 2018-04-29 15:52:13.0

Pushed: 2018-04-29 15:52:12.0

Homepage: null

Size: 382

Language: C++

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Seer

========= True Value Setup for Aerial Robotics Kharagpur

April tags

Detects 2D fiducial markers (april tags) from ros image stream and produces id, location and orientation of the tags. This ros node wraps the C++ April Tag library written by Michael Kaess and Hordur Johannson. April tags were developed by Edwin Olson.

More on april tags here: http://april.eecs.umich.edu/wiki/index.php/AprilTags

April Tags C++ library: http://people.csail.mit.edu/kaess/apriltags/

Output:

AprilTagList which is a list of AprilTag:

32  id
32  hamming_distance
t64 distance
t64 x
t64 y
t64 z
t64 yaw
t64 pitch
t64 roll

distance,x,y,z are in cms. z is depth away from camera. x is horizontal with camera right as positive.

Depends on: libeigen3-dev


This work is supported by the National Institutes of Health's National Center for Advancing Translational Sciences, Grant Number U24TR002306. This work is solely the responsibility of the creators and does not necessarily represent the official views of the National Institutes of Health.