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2010

Active control of visual sensor for navigation and guidance

Cao, C., Hovakimyan, N. & Evers, J., Jan 1 2010, In : Computational Management Science. 7, 1, p. 85-110 26 p.

Research output: Contribution to journalArticle

Navigation
Aircraft
Sensors
Bearings (structural)
Cameras

Adaptive vision-based guidance law with guaranteed performance bounds

Ma, L., Cao, C., Hovakimyan, N., Dobrokhodov, V. & Kaminer, I., May 1 2010, In : Journal of Guidance, Control, and Dynamics. 33, 3, p. 834-852 19 p.

Research output: Contribution to journalArticle

Guidance Law
Performance Bounds
Adaptive systems
Unmanned aerial vehicles (UAV)
Target

Application of L1 adaptive controller to wing rock

Kharisov, E. & Hovakimyan, N., 2010, AIAA Infotech at Aerospace 2010. 2010-3395

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Rocks
Controllers
Aerospace industry
Angle of attack
Uncertainty

Comparison of several adaptive controllers according to their robustness metrics

Kharisov, E., Hovakimyan, N. & Åström, K. J., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-8047. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Robustness (control systems)
Controllers
Linear systems
System theory
Closed loop systems

Control of continuous-time systems with communication constraints: Linear quadratic stabilization and fundamental limitations

Li, D. & Hovakimyan, N., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 343-348 6 p. 5530817. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Continuous time systems
Stochastic systems
Information theory
White noise
Linear matrix inequalities

Cyclic pursuit with vision-assisted estimation

Ma, L. & Hovakimyan, N., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 5532-5537 6 p. 5531000. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Communication
Cameras
Computer simulation

Decentralised L1 adaptive control for large-scale non-linear systems with interconnected unmodelled dynamics

Yoo, S. J., Hovakimyan, N. & Cao, C., Oct 1 2010, In : IET Control Theory and Applications. 4, 10, p. 1972-1988 17 p.

Research output: Contribution to journalArticle

Unmodeled Dynamics
Large-scale Systems
Adaptive Control
Decentralized
Nonlinear systems

Decentralized L1 adaptive control for large-scale systems with unknown time-varying interaction parameters

Yoo, S. J., Hovakimyan, N. & Cao, C., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 5590-5595 6 p. 5531027. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Large scale systems
Controllers
Adaptive systems

Development of verification and validation approaches for ℒ 1 adaptive control: Multi-criteria optimization for filter design

Kim, K. K. K. & Hovakimyan, N., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-7691. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Specifications
Control theory
Time delay
Controllers
Uncertainty

Distributed event-triggered consensus algorithm for uncertain multi-agent systems

Kharisov, E., Wang, X. & Hovakimyan, N., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-8325. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multi agent systems
Communication
Closed loop systems
Controllers
Uncertainty

Fast estimation for range identification in the presence of unknown motion parameters

Ma, L., Cao, C., Hovakimyan, N., Woolsey, C. & Dixon, W. E., Apr 1 2010, In : IMA Journal of Applied Mathematics (Institute of Mathematics and Its Applications). 75, 2, p. 165-189 25 p.

Research output: Contribution to journalArticle

Parameter estimation
Unknown
Motion
Range of data
Estimator

Flight test of an L 1 adaptive controller on the NASA AirSTAR flight test vehicle

Gregory, I. M., Xargay, E., Cao, C. & Hovakimyan, N., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-8015. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

NASA
Transport aircraft
Controllers
Nonlinear systems
Turbines

Guaranteed strategies for nonlinear multi-player pursuit-evasion games

Stipanovic, D. M., Melikyan, A. & Hovakimyan, N., Mar 1 2010, In : International Game Theory Review. 12, 1, p. 1-17 17 p.

Research output: Contribution to journalArticle

Pursuit-evasion Games
Dynamic models
Upper Approximation
Lower Approximation
Methodology

L1 adaptive controller for a class of systems with unknown nonlinearities

Luo, J., Cao, C. & Hovakimyan, N., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 1659-1664 6 p. 5531528. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Control nonlinearities
Controllers
Uncertain systems
Uncertainty

L1 adaptive controller for multi-input multi-output systems in the presence of nonlinear unmatched uncertainties

Xargay, E., Hovakimyan, N. & Cao, C., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 874-879 6 p. 5530686. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers
Transient analysis
Nonlinear systems
Uncertainty

L1 adaptive controller for systems with input quantization

Sun, H., Hovakimyan, N. & Başar, T., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 253-258 6 p. 5530607. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers
Uncertain systems
Adaptive systems

L1 adaptive controller for time-varying reference systems in the presence of unmodeled nonlinear dynamics

Kharisov, E., Hovakimyan, N., Wang, J. & Cao, C., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 886-891 6 p. 5530476. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers
Nonlinear systems
Control nonlinearities
Specifications

L1 adaptive control of event-triggered networked systems

Wang, X. & Hovakimyan, N., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 2458-2463 6 p. 5530583. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data communication systems
Controllers
Feedback

L1 adaptive control of flexible aircraft: Preliminary results

Avanzini, G., Capello, E., Piacenza, I. A., Quagliotti, F., Hovakimyan, N. & Xargay, E., Dec 1 2010, AIAA Atmospheric Flight Mechanics Conference 2010. (AIAA Atmospheric Flight Mechanics Conference 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Aircraft
Controllers
Flight dynamics
Elevators
Fuselages

L1 adaptive flight control system: Flight evaluation and technology transition

Xargay, E., Hovakimyan, N., Dobrokhodov, V., Kaminer, I., Gregory, I. M. & Cao, C., Dec 16 2010, AIAA Infotech at Aerospace 2010. 2010-3365. (AIAA Infotech at Aerospace 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Adaptive control systems
Flight control systems
Aerospace applications
Plant shutdowns
Linear systems

Noise attenuation over additive gaussian channels

Li, D. & Hovakimyan, N., Dec 1 2010, 2010 49th IEEE Conference on Decision and Control, CDC 2010. p. 2348-2353 6 p. 5717502. (Proceedings of the IEEE Conference on Decision and Control).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Linear matrix inequalities
Attenuation
Communication Channels
Matrix Inequality
Linear Time

On coordinated road search using time-coordinated path following of multiple UAVs

Dobrokhodov, V., Kaminer, I., Jones, K., Xargay, E., Li, Z., Hovakimyan, N., Aguiar, A. P. & Pascoal, A. M., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-7583. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Air
Optical sensors

Path following for unmanned aerial vehicles using L1 adaptive augmentation of commercial autopilots

Kaminer, I., Pascoal, A., Xargay, E., Hovakimyan, N., Cao, C. & Dobrokhodov, V., Mar 1 2010, In : Journal of Guidance, Control, and Dynamics. 33, 2, p. 550-564 15 p.

Research output: Contribution to journalArticle

automatic pilots
Autopilot
pilotless aircraft
Path Following
Augmentation

Performance prediction in uncertain networked control systems using ℒ1-adaptation-based distributed event-triggering

Wang, X. & Hovakimyan, N., Dec 1 2010, 2010 49th IEEE Conference on Decision and Control, CDC 2010. p. 7570-7575 6 p. 5717265. (Proceedings of the IEEE Conference on Decision and Control).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Networked control systems
Networked Control Systems
Performance Prediction
Performance Bounds
Uncertainty

Positive invariance set of ℒ 1 adaptive controller in the presence of input saturation

Li, D., Hovakimyan, N. & Cao, C., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-7535. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Convex optimization
Invariance
Linear matrix inequalities
Closed loop systems
Dynamical systems

Predicting the performance of uncertain multi-agent systems using event-triggering and L 1 adaptation

Wang, X. & Hovakimyan, N., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-8327. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multi agent systems
Communication
Controllers
Air traffic control
Low pass filters

Relaxing the consistency condition in distributed event-triggered networked control systems

Wang, X., Sun, Y. & Hovakimyan, N., Dec 1 2010, 2010 49th IEEE Conference on Decision and Control, CDC 2010. p. 4727-4732 6 p. 5717763. (Proceedings of the IEEE Conference on Decision and Control).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Consistency Conditions
Networked control systems
Networked Control Systems
Broadcast
Packet loss

Robustness of L1 adaptive controllers in the gap metric

Li, D., Hovakimyan, N. & Georgiou, T., 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 3247-3252 6 p. 5530708

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Robustness (control systems)
Controllers
Adaptive systems
Time delay
Robust stability

Robustness of ℒ1 adaptive controllers in the gap metric in the presence of nonzero initialization

Li, D., Hovakimyan, N. & Georgiou, T., Dec 1 2010, 2010 49th IEEE Conference on Decision and Control, CDC 2010. p. 2723-2728 6 p. 5717509. (Proceedings of the IEEE Conference on Decision and Control).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Gap Metric
Stability Margin
Robust Stability
Robustness (control systems)
Initialization

Stability margins of L1 adaptive control architecture

Cao, C. & Hovakimyan, N., Feb 1 2010, In : IEEE Transactions on Automatic Control. 55, 2, p. 480-487 8 p., 5373895.

Research output: Contribution to journalArticle

Time delay
Controllers

Synthesis of robust tunable oscillators using mitogen activated protein kinase cascades

Kulkarni, V. V., Paranjape, A., Ghusinga, K. R. & Hovakimyan, N., Dec 1 2010, In : Systems and Synthetic Biology. 4, 4, p. 331-341 11 p.

Research output: Contribution to journalArticle

Mitogen-Activated Protein Kinases
Proteins
Feedback
Hopf bifurcation
Eukaryotic Cells

Time-critical coordination of multiple vehicles with uni-directional communication constraints

Dippold, A., Ma, L. & Hovakimyan, N., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 1617-1622 6 p. 5531610. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Communication
Mobile robots
Controllers

Verifiable adaptive flight control: Unmanned combat aerial vehicle and aerial refueling

Wang, J., Hovakimyan, N. & Cao, C., Jan 1 2010, In : Journal of Guidance, Control, and Dynamics. 33, 1, p. 75-87 13 p.

Research output: Contribution to journalArticle

flight control
Flight Control
combat
refueling
Unmanned aerial vehicles (UAV)

Vision-based target tracking and motion estimation using a small UAV

Li, Z., Hovakimyan, N., Dobrokhodov, V. & Kaminer, I., Dec 1 2010, 2010 49th IEEE Conference on Decision and Control, CDC 2010. p. 2505-2510 6 p. 5718149. (Proceedings of the IEEE Conference on Decision and Control).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Target Tracking
Motion Estimation
Motion estimation
Target tracking
Ground vehicles

1 adaptive controller for systems with hysteresis uncertainties

Zou, X., Cao, C. & Hovakimyan, N., Oct 15 2010, Proceedings of the 2010 American Control Conference, ACC 2010. p. 6662-6667 6 p. 5531361. (Proceedings of the 2010 American Control Conference, ACC 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hysteresis
Controllers
Uncertain systems
Uncertainty

1 adaptive control under anomaly: Flying qualities and adverse pilot interaction

Choe, R., Xargay, E., Hovakimyan, N., Cao, C. & Gregory, I. M., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-7775. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flight control systems
Aerodynamic stability
Degradation
Adaptive control systems
Transport aircraft

1 adaptive flight control system: Systematic design and verification and validation of control metrics

Xargay, E., Hovakimyan, N., Dobrokhodov, V., Statnikov, R. B., Kaminer, I., Cao, C. & Gregory, I. M., Dec 1 2010, AIAA Guidance, Navigation, and Control Conference. AIAA 2010-7773. (AIAA Guidance, Navigation, and Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Adaptive control systems
Flight control systems
Aircraft
Control theory
Software packages
2011

A handling qualities assessment of a business jet augmented with an L1 adaptive controller

Stroosma, O., Damveld, H. J., Mulder, J. A., Choe, R., Xargay, E. & Hovakimyan, N., Dec 1 2011, AIAA Guidance, Navigation, and Control Conference 2011. (AIAA Guidance, Navigation, and Control Conference 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Aircraft
Controllers
Industry
Adaptive control systems
Flight control systems

Bode-like integral for stochastic switched systems in the presence of limited information

Li, D. & Hovakimyan, N., Sep 29 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 2843-2848 6 p. 5991489. (Proceedings of the American Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Networked control systems
Information theory
Closed loop systems
Conservation
Feedback

Distributed multi-agent tracking and estimation with uncertain agent dynamics

Li, Z., Hovakimyan, N. & Stipanovic, D. M., 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 2204-2209 6 p. 5990965

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers
Uncertain systems
Mobile agents
Communication
Target tracking

Distributed target tracking and collision avoidance using multiple nonholonomic robots with uncertain dynamics

Li, Z., Vanness, J., Caballero, D. E., Hovakimyan, N. & Stipanovic, D. M., Dec 1 2011, AIAA Guidance, Navigation, and Control Conference 2011. (AIAA Guidance, Navigation, and Control Conference 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Collision avoidance
Target tracking
Simulators
Robots
Controllers

Experimental validation of L1 adaptive control: The Rohrs counterexample in flight

Dobrokhodov, V., Kaminer, I., Kitsios, I., Xargay, E., Hovakimyan, N., Cao, C., Gregory, I. M. & Valavani, L., Sep 1 2011, In : Journal of Guidance, Control, and Dynamics. 34, 5, p. 1311-1328 18 p.

Research output: Contribution to journalArticle

flight control
adaptive control
Experimental Validation
Adaptive Control
Counterexample

Fast estimation and ℒ1 adaptive control for bottomhole pressure in managed pressure drilling

Li, Z., Hovakimyan, N. & Kaasa, G. O., Nov 7 2011, 2011 IEEE International Symposium on Intelligent Control, ISIC 2011. p. 996-1001 6 p. 6045426. (IEEE International Symposium on Intelligent Control - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Drilling
Adaptive Control
Controller
Unmodeled Dynamics
Controllers

Filter design for L 1 adaptive output-feedback controller

Kim, K. K. K., Kharisov, E. & Hovakimyan, N., Dec 1 2011, 2011 50th IEEE Conference on Decision and Control and European Control Conference, CDC-ECC 2011. p. 5653-5658 6 p. 6161476. (Proceedings of the IEEE Conference on Decision and Control).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Disturbance Observer
Filter Design
Output Feedback
Feedback
Controller

Flight test of L 1 adaptive control law: Offset landings and large flight envelope modeling work

Gregory, I. M., Xargay, E., Cao, C. & Hovakimyan, N., Dec 1 2011, AIAA Guidance, Navigation, and Control Conference 2011. (AIAA Guidance, Navigation, and Control Conference 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flight envelopes
Landing
Transport aircraft
NASA
Nonlinear systems

Geometric 3D path-following control for a fixed-wing UAV on SO(3)

Cichella, V., Xargay, E., Dobrokhodov, V., Kaminer, I., Pascoal, A. M. & Hovakimyan, N., Dec 1 2011, AIAA Guidance, Navigation, and Control Conference 2011. (AIAA Guidance, Navigation, and Control Conference 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fixed wings
Unmanned aerial vehicles (UAV)
Attitude control
Parameterization
Trajectories

L1 adaptive augmented dynamic inversion controller for a high agility UAV

Geiser, M., Xargay, E., Hovakimyan, N., Bierling, T. & Holzapfel, F., 2011, AIAA Guidance, Navigation, and Control Conference 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Unmanned aerial vehicles (UAV)
Controllers

L1 adaptive control for optical soliton propagation

Xargay, E., Langbort, C. & Hovakimyan, N., 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 7-12 6 p. 5991480

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solitons
Wave propagation
Optical fibers

L1 adaptive control for positive LTI systems

Sun, H., Zhu, Q., Hovakimyan, N. & Basar, M. T., Sep 29 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 13-18 6 p. 5991472. (Proceedings of the American Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers

L1 adaptive controller for nonlinear reference systems

Wang, X. & Hovakimyan, N., Sep 29 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 594-599 6 p. 5991264. (Proceedings of the American Control Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers
Uncertain systems
Low pass filters
Nonlinear systems
Specifications