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CDC
2010
IEEE
139views Control Systems» more  CDC 2010»
13 years 2 months ago
Optimal control on non-compact lie groups: A projection operator approach
Many nonlinear systems of practical interest evolve on Lie groups or on manifolds acted upon by Lie groups. Examples range from aircraft and underwater vehicles to quantum mechanic...
Alessandro Saccon, John Hauser, A. Pedro Aguiar
CDC
2009
IEEE
101views Control Systems» more  CDC 2009»
14 years 6 days ago
Barrier function nonlinear optimization for optimal Decompression of divers
— This paper is based on a comprehensive dynamic mathematical model (Copernicus) of vascular bubble formation and growth during and after decompression from a dive. The model des...
Le Feng, Christian R. Gutvik, Tor Arne Johansen, D...
ISCAS
2005
IEEE
179views Hardware» more  ISCAS 2005»
14 years 1 months ago
Robust stabilization of control systems using piecewise linear Lyapunov functions and evolutionary algorithm
— Piecewise linear Lyapunov functions are used to design control gain matrices so that closed systems are robust stable and attractive regions are expanded as large as possible i...
K. Tagawa, Y. Ohta
AUTOMATICA
2008
126views more  AUTOMATICA 2008»
13 years 7 months ago
Local stability analysis using simulations and sum-of-squares programming
The problem of computing bounds on the region-of-attraction for systems with polynomial vector fields is considered. Invariant subsets of the region-of-attraction are characterize...
Ufuk Topcu, Andrew K. Packard, Peter Seiler
ICRA
2005
IEEE
108views Robotics» more  ICRA 2005»
14 years 1 months ago
Motion Emergency of Humanoid Robots by an Attractor Design of a Nonlinear Dynamics
— The human motions are generated through the interaction between the body and its environments. The information processing system defines the current motion using the signal fe...
Masafumi Okada, Kenta Osato, Yoshihiko Nakamura