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AAAI
1997
14 years 7 days ago
Qualitative Rigid Body Mechanics
We present a theory of qualitative rigid body mechanics and describe a program that uses this theory to compute qualitative dynamic simulations.1 The program works directly from a...
Thomas F. Stahovich, Randall Davis, Howard E. Shro...
ICRA
2000
IEEE
141views Robotics» more  ICRA 2000»
14 years 3 months ago
Haptic Rendering of Planar Rigid-Body Motion using a Redundant Parallel Mechanism
We present a system for rendering planar rigid-body motion by means of a redundant parallel mechanism. The device design, the control architecture and the passive virtual environm...
Daniela Constantinescu, Icarus Chau, Simon P. DiMa...
ICRA
2000
IEEE
110views Robotics» more  ICRA 2000»
14 years 3 months ago
An Implicit Time-Stepping Scheme for Rigid Body Dynamics with Coulomb Friction
In this paper a new time-stepping method for simulating systems of rigid bodies is given. Unlike methods which take an instantaneous point of view, our method is based on impulse-m...
David E. Stewart, Jeffrey C. Trinkle
CDC
2010
IEEE
106views Control Systems» more  CDC 2010»
13 years 5 months ago
PD+ attitude control of rigid bodies with improved performance
Abstract-- We address the problem of state feedback attitude control of a rigid body in quaternion coordinate space through a modified PD+ tracking controller. The control law ensu...
Rune Schlanbusch, Antonio Loría, Raymond Kr...
IPMI
1999
Springer
14 years 3 months ago
The Distribution of Target Registration Error in Rigid-Body, Point-Based Registration
—Guidance systems designed for neurosurgery, hip surgery, spine surgery and for approaches to other anatomy that is relatively rigid can use rigid-body transformations to accompl...
Jay B. West, J. Michael Fitzpatrick