All Stories

  1. Optimization under turbulence model uncertainty for aerospace design

    Article • Physics of Fluids, October 2019, American Institute of Physics

    Prof Karen E Willcox

  2. Transform & Learn: A data-driven approach to nonlinear model reduction

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox, Elizabeth Qian, Dr. Boris Kramer

  3. Reusing Information for Multifidelity Active Learning in Reliability-Based Design Optimization

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox, Alexandre Marques

  4. A multifidelity method for locating aeroelastic flutter boundaries

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Alexandre Marques, Prof Karen E Willcox

  5. Extending Horsetail Matching for Optimization Under Probabilistic, Interval, and Mixed Uncertainties

    Article • AIAA Journal, February 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  6. Multifidelity Uncertainty Propagation via Adaptive Surrogates in Coupled Multidisciplinary Systems

    Article • AIAA Journal, January 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  7. Methodology for Path Planning with Dynamic Data-Driven Flight Capability Estimation

    Article • AIAA Journal, August 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  8. Towards a Low-Order Model for Transonic Flutter Prediction

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  9. Sensor placement strategy to inform decisions

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  10. Optimal decoupling for MDO

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  11. Optimization with probabilistic, interval and mixed uncertainties

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  12. Sensitivity Analysis Methods for Uncertainty Budgeting in System Design

    Article • AIAA Journal, October 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  13. Data-driven operator inference for nonintrusive projection-based model reduction

    Article • Computer Methods in Applied Mechanics and Engineering, July 2016, Elsevier

    Prof Karen E Willcox

  14. Dynamic-Data-Driven Damage Prediction in Aerospace Composite Structures

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox, Alison Marsden

  15. Methodology for Path Planning with Dynamic Data-Driven Flight Capability Estimation

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  16. Dynamic data-driven model reduction: adapting reduced models from incomplete data

    Article • Advanced Modeling and Simulation in Engineering Sciences, March 2016, Springer Science + Business Media

    Prof Karen E Willcox

  17. Multi-fidelity Design Under Uncertainty

    Article • Journal of Aircraft, March 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  18. Multifidelity importance sampling

    Article • Computer Methods in Applied Mechanics and Engineering, March 2016, Elsevier

    Prof Karen E Willcox

  19. Minimum local distance density estimation

    Article • Communication in Statistics- Theory and Methods, February 2016, Taylor & Francis

    Prof Karen E Willcox

  20. Sensitivity analysis methods for uncertainty budgeting in system design

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  21. Multifidelity Uncertainty Propagation in Coupled Multidisciplinary Systems

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  22. Methodology for Dynamic Data-Driven Online Flight Capability Estimation

    Article • AIAA Journal, October 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  23. Dynamic data-driven reduced-order models

    Article • Computer Methods in Applied Mechanics and Engineering, July 2015, Elsevier

    Prof Karen E Willcox

  24. Surrogate Modeling Approach to Support Real-Time Structural Assessment and Decision Making

    Article • AIAA Journal, June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  25. Multifidelity Optimization using Statistical Surrogate Modeling for Non-Hierarchical Information Sources

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  26. Sensitivity Analysis Methods for Mitigating Uncertainty in Engineering System Design

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  27. Sensitivity analysis of surrogate-based methodology for real-time structural assessment

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  28. A Domain Decomposition Approach for Uncertainty Analysis

    Article • SIAM Journal on Scientific Computing, January 2015, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  29. Online Adaptive Model Reduction for Nonlinear Systems via Low-Rank Updates

    Article • SIAM Journal on Scientific Computing, January 2015, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  30. A Survey of Projection-Based Model Reduction Methods for Parametric Dynamical Systems

    Article • SIAM Review, January 2015, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox, Professor Peter Benner

  31. Detecting and Adapting to Parameter Changes for Reduced Models of Dynamic Data-driven Application Systems

    Article • Procedia Computer Science, January 2015, Elsevier

    Prof Karen E Willcox

  32. Uncertainty assessment of complex models with application to aviation environmental policy-making

    Article • Transport Policy, July 2014, Elsevier

    Prof Karen E Willcox

  33. Special Section on Multidisciplinary Design Optimization

    Article • AIAA Journal, April 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox, Professor Raphael T Haftka

  34. Localized Discrete Empirical Interpolation Method

    Article • SIAM Journal on Scientific Computing, February 2014, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  35. A Multifidelity Approach to Aircraft Conceptual Design Under Uncertainty

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  36. A Dynamic Data Driven Approach to Online Flight Envelope Updating for Self Aware Aerospace Vehicles

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  37. A surrogate modeling approach to support real-time structural assessment and decision-making

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  38. Nonlinear Goal-Oriented Bayesian Inference: Application to Carbon Capture and Storage

    Article • SIAM Journal on Scientific Computing, January 2014, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  39. A MATHEMATICAL AND COMPUTATIONAL FRAMEWORK FOR MULTIFIDELITY DESIGN AND ANALYSIS WITH COMPUTER MODELS

    Article • International Journal for Uncertainty Quantification, January 2014, Begell House

    Prof Karen E Willcox

  40. Large-Scale Optimization for Bayesian Inference in Complex Systems

    Article • November 2013, Office of Scientific and Technical Information (OSTI)

    Prof Karen E Willcox

  41. Computational Fluid Dynamics for Architectural Design

    Article • Architectural Design, March 2013, Wiley

    Prof Karen E Willcox

  42. Goal-Oriented Inference: Approach, Linear Theory, and Application to Advection Diffusion

    Article • SIAM Review, January 2013, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  43. A variance-based sensitivity index function for factor prioritization

    Article • Reliability Engineering & System Safety, November 2012, Elsevier

    Prof Karen E Willcox

  44. A Decomposition Approach to Uncertainty Analysis of Multidisciplinary Systems

    Article • September 2012, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  45. Multifidelity Approaches for Parallel Multidisciplinary Optimization

    Article • September 2012, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  46. Provably Convergent Multifidelity Optimization Algorithm Not Requiring High-Fidelity Derivatives

    Article • AIAA Journal, May 2012, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  47. Constrained multifidelity optimization using model calibration

    Article • Structural and Multidisciplinary Optimization, January 2012, Springer Science + Business Media

    Prof Karen E Willcox

  48. An Information-Theoretic Metric of System Complexity With Application to Engineering System Design

    Article • Journal of Mechanical Design, January 2012, ASME International

    Prof Karen E Willcox

  49. Goal-Oriented Inference: Approach, Linear Theory, and Application to Advection Diffusion

    Article • SIAM Journal on Scientific Computing, January 2012, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  50. Convergent Multifidelity Optimization using Bayesian Model Calibration

    Article • September 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  51. A Bayesian-Based Approach to Multifidelity Multidisciplinary Design Optimization

    Article • September 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  52. Development of a computational model for astronaut reorientation

    Article • Journal of Biomechanics, August 2010, Elsevier

    Prof Karen E Willcox

  53. Projection-based model reduction for reacting flows

    Article • June 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  54. Distributional sensitivity analysis

    Article • Procedia - Social and Behavioral Sciences, January 2010, Elsevier

    Prof Karen E Willcox

  55. Parameter and State Model Reduction for Large-Scale Statistical Inverse Problems

    Article • SIAM Journal on Scientific Computing, January 2010, Society for Industrial & Applied Mathematics (SIAM)

    Prof Karen E Willcox

  56. A Methodology for Integrated Conceptual Design of Aircraft Configuration and Operation to Reduce Environmental Impact

    Article • September 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  57. Multifidelity Geometry and Analysis in Aircraft Conceptual Design

    Article • June 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  58. Kinetics and Kinematics for Translational Motions in Microgravity During Parabolic Flight

    Article • Aviation Space and Environmental Medicine, June 2009, Aerospace Medical Association

    Prof Karen E Willcox

  59. Interpolation among reduced-order matrices to obtain parameterized models for design, optimization and probabilistic analysis

    Article • International Journal for Numerical Methods in Fluids, January 2009, Wiley

    Prof Karen E Willcox

  60. Self-Rotations in Simulated Microgravity: Performance Effects of Strategy Training

    Article • Aviation Space and Environmental Medicine, January 2009, Aerospace Medical Association

    Prof Karen E Willcox

  61. Missing Point Estimation in Models Described by Proper Orthogonal Decomposition

    Article • IEEE Transactions on Automatic Control, November 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Karen E Willcox

  62. Explicit Model Predictive Control for Large-Scale Systems via Model Reduction

    Article • Journal of Guidance Control and Dynamics, July 2008, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  63. Krylov projection framework for Fourier model reduction

    Article • Automatica, January 2008, Elsevier

    Prof Karen E Willcox

  64. Parametric Reduced-Order Models for Probabilistic Analysis of Unsteady Aerodynamic Applications

    Article • April 2007, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  65. Distributed Multidisciplinary Optimization of Aircraft Design and Takeoff Operations for Low Noise

    Article • April 2007, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  66. A Comparison of Two Methods for Predicting Emissions From Aircraft Gas Turbine Combustors

    Article • January 2007, ASME International

    Prof Karen E Willcox

  67. Hessian-Based Model Reduction for Large-Scale Data Assimilation Problems

    Article • January 2007, Springer Science + Business Media

    Prof Karen E Willcox

  68. Application of quantized control to human self-rotation maneuvers in microgravity

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Karen E Willcox

  69. Value-Based Multidisciplinary Optimization for Commercial Aircraft Design and Business Risk Assessment

    Article • Journal of Aircraft, July 2006, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  70. Multidisciplinary Design and Optimization of the Silent Aircraft

    Article • January 2006, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  71. Model Reduction for Large-Scale CFD Applications Using Balanced Proper Orthogonal Decomposition

    Article • June 2005, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  72. Aerodynamic Data Reconstruction and Inverse Design Using Proper Orthogonal Decomposition

    Article • AIAA Journal, August 2004, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  73. Unsteady Flow Sensing and Estimation via the Gappy Proper Orthogonal Decomposition

    Article • June 2004, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  74. Reduced-Order, Trajectory Piecewise-Linear Models for Nonlinear Computational Fluid Dynamics

    Article • June 2004, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  75. Value-Based Multidisciplinary Optimization for Commercial Aircraft Design

    Article • April 2004, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  76. Value-Based Multidisciplinary Techniques for Commercial Aircraft System Design

    Article • AIAA Journal, October 2003, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  77. Simultaneous Optimization of a Multiple-Aircraft Family

    Article • Journal of Aircraft, July 2003, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  78. Physically-Based, Real-Time Visualization and Constraint Analysis in Multidisciplinary Design Optimization

    Article • June 2003, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  79. Proper Orthogonal Decomposition Extensions for Parametric Applications in Compressible Aerodynamics

    Article • June 2003, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  80. Fourier Series for Accurate, Stable, Reduced-Order Models for Linear CFD Applications

    Article • June 2003, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  81. Model Reduction for Active Control Design Using Multiple-Point Arnoldi Methods

    Article • January 2003, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  82. Controllable and Observable Subspaces in Computational Fluid Dynamics

    Article • January 2003, Springer Science + Business Media

    Prof Karen E Willcox

  83. Multidisciplinary Techniques for Commercial Aircraft System Design

    Article • September 2002, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  84. Simultaneous Optimization of a Multiple-Aircraft Family

    Article • April 2002, American Institute of Aeronautics and Astronautics (AIAA)

    Prof Karen E Willcox

  85. Application of Model Order Reduction to Compressor Aeroelastic Models

    Article • May 2000, ASME International

    Prof Karen E Willcox

  86. Interactive Applets in Calculus and Engineering Courses

    Article • IGI Global

    Prof Karen E Willcox

  87. Model Reduction of an Actively Controlled Supersonic Diffuser

    Article • Springer Science + Business Media

    Prof Karen E Willcox

  88. Mapping Outcomes in an Undergraduate Aerospace Engineering Program

    Article • American Society for Engineering Education

    Prof Karen E Willcox