Publications for Anders Helmersson
Co-author map based on ISI articles 2007-
Journal Articles
Daniel Ankelhed, Anders Helmersson and Anders Hansson
A Partially Augmented Lagrangian Method for Low Order H-Infinity Controller Synthesis Using Rational Constraints
IEEE Transactions on Automatic Control, 2012, 57(11), 2901-2905.
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Anders Helmersson
Employing Kronecker Canonical Form for LMI-Based H-infinity Synthesis Problems
IEEE Transactions on Automatic Control, 2012, 57(8), 2062-2067.
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Daniel Ankelhed, Anders Helmersson and Anders Hansson
A Quasi-Newton Interior Point Method for Low Order H-Infinity Controller Synthesis
IEEE Transactions on Automatic Control, 2011, 56(6), 1462-1467.
Fulltext  Web of Science® Times Cited: 2 |
Anders Helmersson
LTV Model Reduction With Upper Error Bounds
IEEE TRANSACTIONS ON AUTOMATIC CONTROL, 2009, 54(7), 1450-1462.
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T. McKelvey, Anders Helmersson and T. Ribarits
Data driven local coordinates for multivariable linear systems and their application to system identification
Automatica, 2004, 40(9), 1629-1635.
Web of Science® Times Cited: 13 |
Torkel Glad, Anders Helmersson and Lennart Ljung
Robustness guarantees for linear control designs with an estimated nonlinear model error model
International Journal of Robust and Nonlinear Control, 2004, 14(11), 959-970.
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Conference Articles
Daniel Ankelhed, Anders Helmersson and Anders Hansson
A primal-dual method for low order H-infinity controller synthesis
Reglermöte 2010, 2010.
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Daniel Ankelhed, Anders Helmersson and Anders Hansson
A Primal-Dual method for low order H-infinity controller synthesis
Proceedings of the 48th IEEE Conference on Decision and Control, 2009.
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Torkel Glad, Anders Helmersson, Martin Enqvist and Lennart Ljung
Controllers for Amplitude Limited Model Error Models
Proceedings of the 16th IFAC World Congress, 2005.
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Anders Hansson, Anders Helmersson and Torkel Glad
Stability Analysis of Nonlinear Systems using Frozen Stationary Linearization
Proceedings of the 2004 American Control Conference, 2004.
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Lennart Ljung, Anders Helmersson and Torkel Glad
Uncertain LTI-Models for Linear Control Design of Nonlinear Systems
Proceedings of the 40th IEEE Conference on Decision and Control, 2001.
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Anders Helmersson and Tomas McKelvey
A Dynamical Minimal Parametrization of Multivariable Linear Systems and its Application to Optimization and System Identification
Proceedings of the 14th IFAC World Congress, 1999.
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Anders Helmersson
An IQC-Based Stability Criterion for Systems with Slowly Varying Parameters
Proceedings of the 14th IFAC World Congress, 1999.
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Anders Helmersson
IQC Synthesis based on Inertia Constraints
Proceedings of the 14th IFAC World Congress, 1999.
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Anders Helmersson
Parameter Dependent Lyapunov Functions Based on Linear Fractional Transformation
Proceedings of the 14th IFAC World Congress, 1999.
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Ph.D. Theses
Licentiate Theses
Reports
Patrik Axelsson, Anders Helmersson and Mikael Norrlöf
Single Joint Control of a Flexible Industrial Manipulator using H∞ Loop Shaping
LiTH-ISY-R, 3053, 2012.
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Daniel Ankelhed, Anders Helmersson and Anders Hansson
A partially augmented Lagrangian method for low order H-infinity controller synthesis using rational constraints
LiTH-ISY-R, 3008, 2011.
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Daniel Ankelhed, Anders Helmersson and Anders Hansson
A primal-dual method for low order H-infinity controller synthesis
LiTH-ISY-R, 2933, 2010.
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Daniel Ankelhed, Anders Helmersson and Anders Hansson
Additional numerical results for the quasi-Newton interior point method for low order H-infinity controller synthesis
LiTH-ISY-R, 2964, 2010.
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Anders Helmersson
On Polynomial Coefficients and Rank Constraints
LiTH-ISY-R, ISSN 1400-3902, 2878, 2009.
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Anders Helmersson
On Polynomial Coefficients and Rank Constraints
LiTH-ISY-R, ISSN 1400-3902, 2867, 2008.
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Torkel Glad, Anders Helmersson and Lennart Ljung
Uncertain LTI-models for Linear Control Design of Non-Linear Systems
LiTH-ISY-R, ISSN 1400-3902, 2808, 2007.
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Anders Helmersson
LTV Model Reduction with Upper Error Bounds
LiTH-ISY-R, ISSN 1400-3902, 2725, 2006.
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Daniel Ankelhed, Anders Helmersson and Anders Hansson
Suboptimal model reduction using LMIs with convex constraints
LiTH-ISY-R, ISSN 1400-3902, 2759, 2006.
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Lennart Ljung, Martin Enqvist, Anders Helmersson and Torkel Glad
Controllers for Amplitude Limited Model Error Models
LiTH-ISY-R, ISSN 1400-3902, 2719, 2005.
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Torkel Glad, Anders Helmersson and Lennart Ljung
Robustness guarantees for linear control designs with an estimated nonlinear model error model
LiTH-ISY-R, ISSN 1400-3902, 2592, 2004.
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Anders Hansson, Anders Helmersson and Torkel Glad
Stability Analysis of Nonlinear Systems using Frozen Stationary Linearization
LiTH-ISY-R, ISSN 1400-3902, 2512, 2003.
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Anders Helmersson
On Synthesis of Practically Valid Gain-Scheduled Controllers
LiTH-ISY-R, ISSN 1400-3902, 2528, 2003.
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Anders Helmersson, Ragnar Wallin and Anders Hansson
Clearance of Flight Control Laws for Time-Varying Parameters
LiTH-ISY-R, ISSN 1400-3902, 2551, 2003.
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Tomas McKelvey and Anders Helmersson
Matrix Algebra Package for Mathematica
LiTH-ISY-R, ISSN 1400-3902, 2133, 1999.
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Tomas McKelvey and Anders Helmersson
mu Synthesis with Matrix Valued Scalings - Algorithms and Examples
LiTH-ISY-R, ISSN 1400-3902, 2134, 1999.
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Tomas McKelvey and Anders Helmersson
System identification using an over-parametrized model class - Improving the optimization algorithm
LiTH-ISY-R, ISSN 1400-3902, 2136, 1999.
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Anders Helmersson
IQC Synthesis based on Inertia Constraints
LiTH-ISY-R, ISSN 1400-3902, 1994, 1998.
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Anders Helmersson
An IQC-Based Stability Criterion for Systems with Slowly Varying Parameters
LiTH-ISY-R, ISSN 1400-3902, 1979, 1997.
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Anders Helmersson and Tomas McKelvey
State-Space Parametrizations of Multivariable Linear Systems using Tridiagonal Matrix Forms
LiTH-ISY-R, ISSN 1400-3902, 1901, 1996.
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Anders Helmersson and Tomas McKelvey
A Subspace Approach for Approximation of Rational Matrix Functions to Sampled Data
LiTH-ISY-R, ISSN 1400-3902, 1902, 1996.
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Anders Helmersson
An Uncertainty Augmentation Approach to Varying µ Analysis
LiTH-ISY-R, ISSN 1400-3902, 1731, 1995.
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Anders Helmersson
µ Synthesis and LFT Gain Scheduling with Time Varying Mixed Uncertainties
LiTH-ISY-R, ISSN 1400-3902, 1714, 1995.
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Anders Helmersson
Model Reduction Using LMIs
LiTH-ISY-R, ISSN 1400-3902, 1579, 1994.
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Anders Helmersson
State-Space Methods for µ-Analysis
LiTH-ISY-R, ISSN 1400-3902, 1587, 1994.
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Anders Helmersson
A Nonlinear Application of a Lyapunov Technique for Assuring Global Performance Bounds
LiTH-ISY-R, ISSN 1400-3902, 1601, 1994.
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Anders Helmersson
Applications of Mixed µ-Synthesis Using the Passivity Approach
LiTH-ISY-R, ISSN 1400-3902, 1688, 1994.
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Anders Helmersson
µ Synthesis and LFT Gain Scheduling with Mixed Uncertainties
LiTH-ISY-R, ISSN 1400-3902, 1691, 1994.
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Anders Helmersson
Model Reduction from an $H_infty$/LMI Perspective
LiTH-ISY-R, ISSN 1400-3902, 1690, 1994.
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Anders Helmersson
A Finite Frequency Method for µ-Analysis
LiTH-ISY-R, ISSN 1400-3902, 1689, 1994.
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Ph.D., Lic. Theses
