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JDCTA
2010
272views more  JDCTA 2010»
14 years 8 months ago
Optimal Control of Nonlinear Systems Using the Homotopy Perturbation Method: Infinite Horizon Case
This paper presents a new method for solving a class of infinite horizon nonlinear optimal control problems. In this method, first the original optimal control problem is transfor...
Amin Jajarmi, Hamidreza Ramezanpour, Arman Sargolz...
85
Voted
SIAMJO
2008
92views more  SIAMJO 2008»
15 years 1 months ago
A Trust Region Spectral Bundle Method for Nonconvex Eigenvalue Optimization
We present a nonsmooth optimization technique for nonconvex maximum eigenvalue functions and for nonsmooth functions which are infinite maxima of eigenvalue functions. We prove glo...
Pierre Apkarian, Dominikus Noll, O. Prot
SIAMMAX
2010
156views more  SIAMMAX 2010»
14 years 8 months ago
Preconditioned Conjugate Gradient Method for Optimal Control Problems with Control and State Constraints
Optimality systems and their linearizations arising in optimal control of partial differential equations with pointwise control and (regularized) state constraints are considered. ...
Roland Herzog, Ekkehard W. Sachs
ICASSP
2011
IEEE
14 years 5 months ago
A fast projected gradient optimization method for real-time perception-based clipping of audio signals
Clipping is a necessary signal processing operation in many realtime audio applications, yet it often reduces the sound quality of the signal. The recently proposed perception-bas...
Bruno Defraene, Toon van Waterschoot, Moritz Diehl...
125
Voted
CDC
2008
IEEE
150views Control Systems» more  CDC 2008»
15 years 8 months ago
Subgradient methods and consensus algorithms for solving convex optimization problems
— In this paper we propose a subgradient method for solving coupled optimization problems in a distributed way given restrictions on the communication topology. The iterative pro...
Björn Johansson, Tamás Keviczky, Mikae...