Curvature sensing with a spherical tactile sensor using the color-interference of a marker array

Xi Lin,Laurence Willemet,Alexandre Bailleul,Michaël Wiertlewski,Xi Lin,Laurence Willemet,Alexandre Bailleul,Michaël Wiertlewski

The only way to perceive a small object held between our fingers is to trust our sense of touch. Touch provides cues about the state of the contact even if its view is occluded by the finger. The interaction between the soft fingers and the surface reveals crucial information, such as the local shape of the object, that plays a central role in fine manipulation. In this work, we present a new sphe...