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Yildiray Yildiz

PhD, Massachusetts Institute of Technology, 2009

Research interests

Game theory, reinforcement learning, probabilistic graphical models, control theory and applications, adaptive control, time delay systems, automotive powertrain control, aircraft control, handling qualities, pilot induced oscillations.

Current project

Predicting pilot reactions using game theory and reinforcement learning

Previous projects

  1. A Framework for Telerobotics Across the Time Delays of Space
    Sponsored by Center Innovation Fund, NASA Ames Research Center

  2. Pilot induced oscillation recovery using optimal control allocation

  3. Stable adaptive control of automotive powertrains - Air Fuel Ratio Control
    Sponsored by Ford Motor Company

  4. Stable adaptive control of automotive powertrains - Idle Speed Control
    Sponsored by Ford Motor Company

Journal papers

  1. R. W. Craun, D. M. Acosta, S. D. Beard, M. W. Leonard, G. H. Hardy, M. Weinstein and Y. Yildiz, "Motion-Based Piloted Simulation Evaluation of a Control Allocation Technique to Recover from Pilot Induced Oscillations," submitted, 2013.

  2. Y. Yildiz, G. Brat, A. Agogino, "Predicting Pilot Behavior in Medium Scale Scenarios Using Game Theory and Reinforcement Learning," Journal of Guidance, Control and Dynamics, provisionally accepted, 2013.

  3. S. Backhaus, R. Bent, J. Bono, R. Lee, B. Tracey, D. Wolpert, D. Xie, Y. Yildiz, "Cyber-Physical Security: A Game Theory Model of Humans Interacting over Control Systems" IEEE Transactions on Smart Grid, vol.4, no.4, pp. 2320-2327, Dec. 2013.

  4. Y. Yildiz, I. Kolmanovsky, “Stability properties and cross coupling performance of the control allocation scheme CAPIO,” Journal of Guidance, Control and Dynamics, vol. 34, no. 12, pp. 1190-1196, Jul. 2011.

  5. Y. Yildiz, A. Annaswamy, D. Yanakiev, I. Kolmanovsky, “Spark Ignition Engine Idle Speed Control: An Adaptive Control Approach,” IEEE Transactions on Control Systems Technology, vol. 19, no. 5, pp. 990-1002, Sep. 2011.

  6. Y. Yildiz, A. Annaswamy, D. Yanakiev, I. Kolmanovsky, “Spark Ignition Engine Fuel-to-Air Ratio Control: An Adaptive Control Approach,” Control Engineering Practice, vol. 18, no. 12, pp. 1369-1378, Dec. 2010.

  7. Y. Yildiz, A. Annaswamy, I. Kolmanovsky, D. Yanakiev, “Adaptive Posicast Controller for Time-delay Systems with Relative Degree n*<=2,” Automatica, vol. 46, pp. 279-289, Feb. 2010.

  8. Y. Yildiz, A. Sabanovic, K. Abidi, "Sliding-mode neuro-controller for uncertain systems", IEEE Transactions on Industrial Electronics , vol. 54, no. 3, pp. 1676-1685, Jun. 2007.

Conference papers

  1. Y. Yildiz, G. Brat, A. Agogino, "Predicting Pilot Behavior in Medium Scale Scenarios Using Game Theory and Reinforcement Learning," 2013 AIAA Modeling and Simulation Technologies Conference , accepted for publication.

  2. R. W. Craun, D. M. Acosta, S. D. Beard, M. W. Leonard, G. H. Hardy, M. Weinstein and Y. Yildiz, "Motion-Based Piloted Simulation Evaluation of a Control Allocation Technique to Recover from Pilot Induced Oscillations,"
    2013 AIAA Modeling and Simulation Technologies Conference , accepted for publication.

  3. Y. Yildiz, G. Brat, R. Lee, "Using Game Theoretic Models to Predict Pilot Behavior in NextGen Merging and Landing Scenario," 2012 AIAA Modeling and Simulation Technologies Conference , AIAA Paper 2012-4487, Aug. 2012.

  4. Yildiray Yildiz, "The Effect of Explicit Adaptive Time Delay Compensation on Time Delay Margin," AIAA Guidance, Navigation, and Control Conference and Exhibit, AIAA Paper 2011-6440, Aug. 2011.

  5. K. Abidi, Y. Yildiz, "Discrete-Time Adaptive Posicast Controller for Uncertain Time-Delay Systems," AIAA Guidance, Navigation, and Control Conference and Exhibit, AIAA Paper 2011-6442, Aug. 2011.

  6. Y. Yildiz, I. Kolmanovsky, “A Control Allocation System for Automatic Detection and Compensation of Phase Shift Due To Actuator Rate Limiting,” American Control Conference, pp. 444 - 449, Jun. 2011.

  7. Y. Yildiz, I. Kolmanovsky, “Implementation of CAPIO for Composite Adaptive Control of Cross-Coupled Unstable Aircraft,” AIAA Infotech@Aerospace, AIAA Paper 2011-1460, March 2010.

  8. Y. Yildiz, "Adaptive Control For Time Delay Systems Applied To Flight Control," AIAA Guidance, Navigation, and Control Conference and Exhibit, AIAA Paper 2010-7576, August 2010.

  9. Y. Yildiz, I. Kolmanovsky, “Stability properties and cross coupling performance of the control allocation scheme CAPIO,” AIAA Infotech@Aerospace, AIAA Paper 2010-3474, April 2010.

  10. Y. Yildiz, I. Kolmanovsky, “A Control Allocation Technique to Recover From Pilot Induced Oscillations (CAPIO) Due To Actuator Rate Limiting,” American Control Conference, pp. 516-523, June 2010.

  11. Y. Yildiz, A. Annaswamy, D. Yanakiev, I. Kolmanovsky, “Automotive Powertrain Control Problems Involving Time Delay: An Adaptive Control Approach,” ASME Dynamic Systems and Control Conference, pp. 1421-1428, October 2008. - best student paper award

  12. Y. Yildiz, A. Annaswamy, D. Yanakiev, I. Kolmanovsky, “Adaptive Air Fuel Ratio Control for Internal Combustion Engines,” American Control Conference, pp. 2058-2063, June 2008.

  13. Y. Yildiz, A. Annaswamy, D. Yanakiev, I. Kolmanovsky, “Adaptive Idle Speed Control for Internal Combustion Engines,” American Control Conference, pp. 3700-3705, July 2007.

Book Chapter

K. Erbatur, Y. Yildiz, A. Sabanovic, “Sliding Modes in Fuzzy and Neural Network Systems,” in Variable Structure Systems: from Principles to Implementation, IEE Book, Control Series 66, 2004.

Other Publications

D. Acosta, Y. Yildiz and D. Klyde, "Avoiding Pilot-Induced Oscillations in Energy-Efficient Aircraft Designs," The Impact of Control Technology , T. Samad and A.M. Annaswamy (eds.), IEEE Control Systems Society, in press, 2014.

Awards and honors

NASA Honor Award for group achievement, presented to the CAPIO Simulation Team, 2012.

Distinguished Lecturer in SCV Chapter on Computational Intelligence Society meetings, 2011.

Best student paper award ASME Dynamic Systems and Control Conference, Ann Arbor, 2008.

Ranked 1st in the 2002 graduating class of Mechanical Engineers at Middle East Technical University.

Talks

"A Game Theoric Framework for Predicting the Evolution of Complex Systems with Human Elements", University of Nevada, Reno, 2013

"The Intelligence Under the Hood: Adaptive Control of IC Engines", IEEE Computational Intelligence Society, 2011.

Also at: Schlumberger-Doll Research Company, Ford Motor Company, Sabanci University, Koc University, Ozyegin University.

Service

Program Committee Member, 2014 International Joint Conference on Autonomous Agents and Multiagent Systems

Area Co-Chair, 2013 SCITECH Guidance Navigation and Control

Associate Editor, 2013 American Control Conference

Judge, Best Paper, 2012 Guidance Navigation and Control Conference

Area Co-Chair, 2011 AIAA Guidance Navigation and Control Conference

Associate Editor, 2010 IEEE Conference on Decision and Control

Associate Member, AIAA Guidance Navigation and Control Technical Committee , 2010 - Present

Reviewer for Automatica , IEEE Transactions on Automatic Control , International Journal of Adaptive Control and Signal Processing

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Contact

Associate Scientist
UCSC, NASA Ames Research
Center, Mail Stop 269-1
Moffett Field, CA 94035

Office: 650-604-4382

yildiray.yildiz@nasa.gov yildiray@alum.mit.edu

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