Latest / The Robotics Podcast with Fexingo: Autonomous Systems, Industrial Robots, and Hardware
Why Robot Arms Still Cant Handle a Pencil
In this episode, Lucas and Luna dive into one of the most deceptively hard tasks in robotics: picking up a pencil from a flat table. They explore why the combination of small diameter, smooth cylindrical surface, and variable orientation makes this a nightmare for grippers and computer vision. Lucas shares his conversation with Dr. Ellen Park from the MIT Manipulation Lab, who explains the 'pencil problem' as a canonical test for precision grasping. The hosts break down why force-closure and form-closure fail for pencils, how tactile sensing gives a boost but still isn't…
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