Publications for Ragnar Wallin
Co-author map based on ISI articles 2007-

Keywords

variables system solving solvers solver solved solve semidefinite programs model lemma kyp-sdps interior-point exploiting efficient derived control constraints computational algorithm

Journal Articles

Andrea Garulli, Anders Hansson, Sina Khoshfetrat Pakazad, Alfio Masi and Ragnar Wallin
  Robust finite-frequency H2 analysis of uncertain systems with application to flight comfort analysis
  Control Engineering Practice, 2013, 21(6), 887-897.
   Fulltext  PDF  

Anders Hansson and Ragnar Wallin
  Maximum Likelihood Estimation of Gaussian Models with Missing Data: Eight Equivalent Formulations
  Automatica, 2012, 48(9), 1955-1962.
   Fulltext  PDF  

Ragnar Wallin, Anders Hansson and Janne Harju Johansson
  A Structure Exploiting Preprocessor for Semidefinite Programs Derived From the Kalman-Yakubovich-Popov Lemma
  IEEE Transactions on Automatic Control, 2009, 54(4), 697-704.
 Web of Science® Times Cited: 8

Ragnar Wallin, Chung-Yao Kao and Anders Hansson
  A Cutting Plane Method for Solving KYP-SDPs
  Automatica, 2008, 44(2), 418-429.
 Web of Science® Times Cited: 9

Chapters in Books

Ragnar Wallin, Sina Khoshfetrat Pakazad, Anders Hansson, Andrea Garuli and Alfio Masi
  Applications of IQC-Based Analysis Techniques for Clearance
  Optimization Based Clearance of Flight Control Laws: A Civil Aircraft Application, Springer Berlin/Heidelberg, 2012, 277-297.


Lieven Vandenberghe, Venkataramanan Balakrishnan, Ragnar Wallin, Anders Hansson and Tae Roh
  Interior-Point Algorithms for Semidefinite Programming Problems Derived from the KYP Lemma
  Positive Polynomials in Control, Springer Berlin/Heidelberg, 2005, 195-238.


Conference Articles

Ragnar Wallin, Alfio Masi, Andrea Garulli and Anders Hansson
  Robust Finite-Frequency H2 Analysis
  Proceedings of the 49th IEEE Conference on Decision and Control, 2010.


Janne Harju, Ragnar Wallin and Anders Hansson
  Utilizing Low Rank Properties when Solving KYP-SDPs
  Proceedings of the 45th IEEE Conference on Decision and Control, 2006.


 Web of Science® Times Cited: 1

Ragnar Wallin, Chung-Yao Kao and Anders Hansson
  A Decomposition Approach for Solving KYP-SDPs
  Proceedings of the 16th IFAC World Congress, 2005.


Ragnar Wallin and Anders Hansson
  KYPD: A Solver for Semidefinite Programs Derived from the Kalman-Yakubovich-Popov Lemma
  Proceedings of the 2004 IEEE International Symposium on Computer Aided Control System Design, 2004.


Didier Henrion, Anders Hansson and Ragnar Wallin
  Reduced LMIs for Fixed-Order Polynomial Controller Design
  Proceedings of the 16th International Symposium on Mathematical Theory of Networks and Systems, 2004.


Karin Ståhl Gunnarsson, Jörgen Hansson, Fredrik Karlsson, Anders Hansson and Ragnar Wallin
  Clearance of Flight Control Laws using Linear Fractional Transformations
  Proceedings of the 2004 AIAA Guidance, Navigation and Control Conference and Exhibit, 2004.


Anders Hansson, Ragnar Wallin and Lieven Vandenberghe
  Comparison of Two Structure-Exploiting Optimization Algorithms for Integral Quadratic Constraints
  Proceedings of the 4th IFAC symposium on Robust Control Design, 2003.


Ragnar Wallin, Anders Hansson, Lieven Vandenberghe and V. Ragu Balakrishnan
  On the Implementation of Primal-Dual Interior-Point Methods for Semidefinite Programming Problems Derived from the KYP Lemma
  Proceedings of the 42nd IEEE Conference on Decision and Control, 2003.


Ragnar Wallin and Anders Hansson
  Efficient Solution of Semidefinite Programs for Analysis of Gain Scheduled Controllers
  Proceedings of the 2002 SIAM Conference on Optimization, 2002.


Anders Hansson and Ragnar Wallin
  Efficient Implementations of Interior-Point Methods for Integral Quadratic Constraints
  Proceedings of the Fourth SIAM Conference on Linear Algebra in Signals, Systems and Control, 2001.


Lennart Ljung, Alf Isaksson and Ragnar Wallin
  An Iterative Method for Identification of ARX Models from Incomplete Data
  Proceedings of the 39th IEEE Conference on Decision and Control, 2000.


Reports

Andrea Garulli, Anders Hansson, Sina Khoshfetrat Pakazad, Alfio Masi and Ragnar Wallin
  Robust Finite-Frequency H2 Analysis of Uncertain Systems
  LiTH-ISY-R, 3011, 2011.


  Fulltext PDF

Ragnar Wallin, Chung-Yao Kao and Anders Hansson
  A Cutting Plane Method for Solving KYP-SDPs
  2006.


Ragnar Wallin and Janne Harju
  User's Guide to Kypd_Solver
  LiTH-ISY-R, 2733, 2006.


  Fulltext PDF

Janne Harju, Ragnar Wallin and Anders Hansson
  Utilizing low rank properties when solving KYP-SDPs
  LiTH-ISY-R, 2758, 2006.


  Fulltext PDF

Ragnar Wallin and Anders Hansson
  KYPD: A Solver for Semidefinite Programs Derived from the Kalman-Yakubovich-Popov Lemma
  LiTH-ISY-R, 2622, 2004.


  Fulltext PDF

Ragnar Wallin, Anders Hansson and Jonas Gillberg
  A Decomposition Approach for Solving KYP-SDPs
  LiTH-ISY-R, 2621, 2004.


  Fulltext PDF

Ragnar Wallin, Anders Hansson and Lieven Vandenberghe
  Efficiently Solving Semidefinite Programs Originating from the KYP Lemma using Standard Primal-Dual Solvers
  LiTH-ISY-R, 2503, 2003.


  Fulltext PDF

Anders Hansson, Ragnar Wallin and Lieven Vandenberghe
  Comparison of Two Structure-Exploiting Optimization Algorithms for Integral Quadratic Constraints
  LiTH-ISY-R, 2502, 2003.


  Fulltext PDF

Jörgen Hansson, Anders Helmersson, Ragnar Wallin, Karin Ståhl-Gunnarsson, Fredrik Karlsson and Anders Hansson
  Clearance of Flight Control Laws for Time-Varying Parameters
  LiTH-ISY-R, 2551, 2003.


  Fulltext PDF

Ragnar Wallin
  User's Guide to Kypd_Solver
  LiTH-ISY-R, 2517, 2003.


  Fulltext PDF

Ragnar Wallin, Alf Isaksson and Lennart Ljung
  An Iterative Method for Identification of ARX Models from Incomplete Data
  LiTH-ISY-R, 2306, 2000.


  Fulltext PDF