A cutting plane method for solving KYP-SDPs

  • Authors:
  • Ragnar Wallin;Chung-Yao Kao;Anders Hansson

  • Affiliations:
  • Department of Electrical Engineering, Linköping University, SE-581 83 Linköping, Sweden;Department of Electrical and Electronic Engineering, The University of Melbourne, Vic. 3010, Australia;Department of Electrical Engineering, Linköping University, SE-581 83 Linköping, Sweden

  • Venue:
  • Automatica (Journal of IFAC)
  • Year:
  • 2008

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Abstract

Semidefinite programs originating from the Kalman-Yakubovich-Popov lemma are convex optimization problems and there exist polynomial time algorithms that solve them. However, the number of variables is often very large making the computational time extremely long. Algorithms more efficient than general purpose solvers are thus needed. To this end structure exploiting algorithms have been proposed, based on the dual formulation. In this paper a cutting plane algorithm is proposed. In a comparison with a general purpose solver and a structure exploiting solver it is shown that the cutting plane based solver can handle optimization problems of much higher dimension.