Friday, February 04, 2011

A Failure of Teleoperation

There are worse examples of robotic bomb disposal, where the robot actually gets blown up, but this snafu illustrates the limitations of robotic perception and manipulation as it currently exists.



It looks as if there's a camera on a pan and tilt mechanism on top of a pole, and a second camera on the arm, but no cameras which give a good view around the wheels/tracks or under the gripper. Also, non-rigid objects like paper bags are not so easy to handle with a gripper.

A solution to the visibility problem might be just to attach an omnidirectional camera on the front of the robot below the base of the arm, which would enable the operator to see under the arm and also on the ground around the front wheels. Some unwarping of the image might be necessary to provide the operator with a more intelligible display, but that could be done quite easily in software.

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