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» A Computational Journey into Nonlinearity
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CDC
2008
IEEE
117views Control Systems» more  CDC 2008»
15 years 4 months ago
Motion planning for nonlinear systems using hybridizations and robust controllers on simplices
— In this paper, we consider a motion planning problem for a class of constrained nonlinear systems. In each simplex of a triangulation of the set of states, the nonlinear dynami...
Antoine Girard, Samuel Martin
COR
2008
93views more  COR 2008»
14 years 9 months ago
Improving solver success in reaching feasibility for sets of nonlinear constraints
Whether a given nonlinear solver can reach a feasible point for a set of nonlinear constraints depends heavily on the initial point provided. We develop a range of computationally...
Walid Ibrahim, John W. Chinneck
JUCS
2010
134views more  JUCS 2010»
14 years 8 months ago
Newton Method for Nonlinear Dynamic Systems with Adaptive Time Stepping
Abstract: This paper presents a nonlinear solver based on the Newton-Krylov methods, where the Newton equations are solved by Krylov-subspace type approaches. We focus on the solut...
Wensheng Shen, Changjiang Zhang, Jun Zhang, Xiaoqi...
ICASSP
2009
IEEE
14 years 7 months ago
Adaptive predistortion of nonlinear Volterra systems using Spectral Magnitude Matching
Digital compensation of nonlinear systems is an important topic in many practical applications. This paper considers the problem of predistortion of nonlinear systems described us...
Emad Abd-Elrady, Li Gan, Gernot Kubin
BMVC
2010
14 years 7 months ago
Clustered Pose and Nonlinear Appearance Models for Human Pose Estimation
We investigate the task of 2D articulated human pose estimation in unconstrained still images. This is extremely challenging because of variation in pose, anatomy, clothing, and i...
Sam Johnson, Mark Everingham