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  • Naira Hovakimyan
2019

Primal-Dual Algorithm for Distributed Reinforcement Learning: Distributed GTD

Lee, D., Yoon, H. & Hovakimyan, N., Jan 18 2019, 2018 IEEE Conference on Decision and Control, CDC 2018. Institute of Electrical and Electronics Engineers Inc., p. 1967-1972 6 p. 8619839. (Proceedings of the IEEE Conference on Decision and Control; vol. 2018-December).

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

2011

L1 adaptive output feedback controller for minimum phase systems

Kharisov, E. & Hovakimyan, N., Sep 29 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 1182-1187 6 p. 5991012. (Proceedings of the American Control Conference).

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

2010

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

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

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

2014

L1 adaptive output feedback augmentation of Model Reference Control

Lee, H., Cichella, V. & Hovakimyan, N., Jan 1 2014, 2014 American Control Conference, ACC 2014. Institute of Electrical and Electronics Engineers Inc., p. 697-702 6 p. 6859348. (Proceedings of the American Control Conference).

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

2012

1 adaptive control for directional drilling systems

Sun, H., Li, Z., Hovakimyan, N., Basar, M. T. & Downton, G., Sep 17 2012, 1st IFAC Workshop on Automatic Control of Offshore Oil and Gas Production, ACOOG 2012. PART 1 ed. p. 72-77 6 p. (IFAC Proceedings Volumes (IFAC-PapersOnline); vol. 1, no. PART 1).

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

2011

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

Vision-based cyclic pursuit for cooperative target tracking

Ma, L. & Hovakimyan, N., Sep 29 2011, Proceedings of the 2011 American Control Conference, ACC 2011. p. 4616-4621 6 p. 5991047. (Proceedings of the American Control Conference).

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

2010

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

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

2019

An l1 adaptive stability augmentation system designed for mil-hdbk-1797 level 1 flying qualities

Puig-Navarro, J., Ackerman, K. A., Hovakimyan, N., Cotting, M. C., Duke, D. J., Carrera, M. J., McCaskey, N. C., Esposito, D., Peterson, J. M. & Tellefsen, J. R., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

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

2012

A decoupled design in distributed control of uncertain networked control systems

Wang, X. & Hovakimyan, N., 2012, 2012 American Control Conference, ACC 2012. p. 6497-6502 6 p. 6315597

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

2018

Collision avoidance in multi-vehicle cooperative missions using speed adjustment

Mehdi, S. B., Cichella, V., Marinho, T. & Hovakimyan, N., Jan 18 2018, 2017 IEEE 56th Annual Conference on Decision and Control, CDC 2017. Institute of Electrical and Electronics Engineers Inc., p. 2152-2157 6 p. (2017 IEEE 56th Annual Conference on Decision and Control, CDC 2017; vol. 2018-January).

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

Collision Avoidance Based on Line-of-Sight Angle: Guaranteed Safety Using Limited Information About the Obstacle

Cichella, V., Marinho, T., Stipanović, D., Hovakimyan, N., Kaminer, I. & Trujillo, A., Jan 1 2018, In : Journal of Intelligent and Robotic Systems: Theory and Applications. 89, 1-2, p. 139-153 15 p.

Research output: Contribution to journalArticle

2011

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

2016

Safe coordinated maneuvering of teams of multirotor unmanned aerial vehicles: A cooperative control framework for multivehicle, time-critical missions

Cichella, V., Choe, R., Mehdi, S. B., Xargay, E., Hovakimyan, N., Dobrokhodov, V., Kaminer, I., Pascoal, A. M. & Pedro Aguiar, A., Jul 2016, In : IEEE Control Systems. 36, 4, p. 59-82 24 p., 7515324.

Research output: Contribution to journalArticle

2010

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

2013

Reference tracking of uncertain nonlinear multi-input multi-output quantized systems using L1 adaptive control

Sun, H., Hovakimyan, N. & Başar, T., Jan 1 2013, 2013 IEEE 52nd Annual Conference on Decision and Control, CDC 2013. Institute of Electrical and Electronics Engineers Inc., p. 7546-7551 6 p. 6761088. (Proceedings of the IEEE Conference on Decision and Control).

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

2016

L1 Adaptive Control for a Class of Uncertain Nonaffine-in-Control Nonlinear Systems

Choe, R., Xargay, E. & Hovakimyan, N., Mar 1 2016, In : IEEE Transactions on Automatic Control. 61, 3, p. 840-846 7 p., 7140742.

Research output: Contribution to journalArticle

2010

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

2015

Optimal filter design for a discrete-time formulation of L1-adaptive control

Jafarnejadsani, H. & Hovakimyan, N., Jan 1 2015, AIAA Infotech at Aerospace. American Institute of Aeronautics and Astronautics Inc., (AIAA Infotech at Aerospace).

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

2013

A 3D path-following approach for a multirotor UAV on SO(3)

Cichella, V., Choe, R., Mehdi, S. B., Xargay, E., Hovakimyan, N., Kaminer, I. & Dobrokhodov, V., Jan 1 2013, In : IFAC Proceedings Volumes (IFAC-PapersOnline). 2, PART 1, p. 13-18 6 p.

Research output: Contribution to journalConference article

2019

Collision avoidance in cooperative missions: Bézier surfaces for circumnavigating uncertain speed profiles

Mehdi, S. B., Choe, R. & Hovakimyan, N., Jan 1 2019, In : Journal of Guidance, Control, and Dynamics. 42, 8, p. 1779-1796 18 p.

Research output: Contribution to journalArticle

2010

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

2015

Collision avoidance through path replanning using bézier curves

Mehdi, S. B., Choe, R., Cichella, V. & Hovakimyan, N., Jan 1 2015, AIAA Guidance, Navigation, and Control Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Guidance, Navigation, and Control Conference, 2013).

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

2014

Flight envelope protection for NASA's transport class Model

Tekles, N., Xargay, E., Choe, R., Hovakimyan, N., Gregory, I. M. & Holzapfel, F., Feb 28 2014, AIAA Guidance, Navigation, and Control Conference. (AIAA Guidance, Navigation, and Control Conference).

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

An adaptive unknown input observer for fault detection and isolation of aircraft actuator faults

Lee, H., Snyder, S. & Hovakimyan, N., Feb 28 2014, AIAA Guidance, Navigation, and Control Conference. (AIAA Guidance, Navigation, and Control Conference).

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

2010

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

2015

Cooperative Path Following of Multiple Multirotors over Time-Varying Networks

Cichella, V., Kaminer, I., Dobrokhodov, V., Xargay, E., Choe, R., Hovakimyan, N., Aguiar, A. P. & Pascoal, A. M., Jul 1 2015, In : IEEE Transactions on Automation Science and Engineering. 12, 3, p. 945-957 13 p., 7065327.

Research output: Contribution to journalArticle

2017

Automation situation awareness display for a flight envelope protection system

Ackerman, K. A., Talleur, D. A., Carbonari, R. S., Xargay, E., Seefeldt, B. D., Kirlik, A., Hovakimyan, N. & Trujillo, A. C., Jan 1 2017, In : Journal of Guidance, Control, and Dynamics. 40, 4, p. 964-980 17 p.

Research output: Contribution to journalArticle

2018

Foreword

Hovakimyan, N. & Kiyavash, N., Jan 17 2018, In : 55th Annual Allerton Conference on Communication, Control, and Computing, Allerton 2017. 2018-January, 1 p.

Research output: Contribution to journalEditorial

2017

Foreword

Do, M. & Hovakimyan, N., Feb 10 2017, In : 54th Annual Allerton Conference on Communication, Control, and Computing, Allerton 2016. 7852199.

Research output: Contribution to journalEditorial

2013

Time-critical cooperative path following of multiple unmanned aerial vehicles over time-varying networks

Xargay, E., Kaminer, I., Pascoal, A., Hovakimyan, N., Dobrokhodov, V., Cichella, V., Aguiar, A. P. & Ghabcheloo, R., Mar 1 2013, In : Journal of Guidance, Control, and Dynamics. 36, 2, p. 499-516 18 p.

Research output: Contribution to journalArticle

L1 adaptive augmentation of a helicopter baseline controller

Bichlmeier, M., Holzapfel, F., Xargay, E. & Hovakimyan, N., Sep 16 2013, AIAA Guidance, Navigation, and Control (GNC) Conference. (AIAA Guidance, Navigation, and Control (GNC) Conference).

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

2012

Asynchronous task execution in networked control systems using decentralized event-triggering

Wang, X., Sun, Y. & Hovakimyan, N., Sep 1 2012, In : Systems and Control Letters. 61, 9, p. 936-944 9 p.

Research output: Contribution to journalArticle

2010

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

2013

L1 backstepping for robust trajectory tracking ?

Mallikarjunan, S., Zuo, Z., Nesbitt, B. & Hovakimyan, N., Jan 1 2013, In : IFAC Proceedings Volumes (IFAC-PapersOnline). 2, PART 1, p. 1-6 6 p.

Research output: Contribution to journalConference article

2017

VirtualDrone: Virtual sensing, actuation, and communication for attack-resilient unmanned aerial systems

Yoon, M. K., Liu, B., Hovakimyan, N. & Sha, L., Apr 18 2017, Proceedings - 2017 ACM/IEEE 8th International Conference on Cyber-Physical Systems, ICCPS 2017 (part of CPS Week). Association for Computing Machinery, Inc, p. 143-154 12 p. (Proceedings - 2017 ACM/IEEE 8th International Conference on Cyber-Physical Systems, ICCPS 2017 (part of CPS Week)).

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

2011

Singular surfaces in multi-agent connectivity maintenance games

Bhattacharya, S., Basar, T. & Hovakimyan, N., Dec 1 2011, 2011 50th IEEE Conference on Decision and Control and European Control Conference, CDC-ECC 2011. p. 261-266 6 p. 6160247. (Proceedings of the IEEE Conference on Decision and Control).

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

2017

An L1 adaptive control design for output-feedback sampled-data systems

Jafarnejadsani, H., Lee, H. & Hovakimyan, N., Jun 29 2017, 2017 American Control Conference, ACC 2017. Institute of Electrical and Electronics Engineers Inc., p. 5744-5749 6 p. 7963850. (Proceedings of the American Control Conference).

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

2010

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

2016

A safe cooperative framework for atmospheric science missions with multiple heterogeneous uas using piecewise bezier curves

Mehdi, S. B., Puig-Navarro, J., Choe, R., Cichella, V., Hovakimyan, N., Chandarana, M., Trujillo, A., Rothhaar, P. M., Tran, L., Neilan, J. H. & Allen Danettett, B., Jan 1 2016, 16th AIAA Aviation Technology, Integration, and Operations Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, p. 1-14 14 p. (16th AIAA Aviation Technology, Integration, and Operations Conference).

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

2011

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

2017

Design and evaluation of an L1 adaptive controller for NASA’s transport class model

Dodenhöft, J., Holzapfel, F., Choe, R., Ackerman, K. & Hovakimyan, N., Jan 1 2017, AIAA Guidance, Navigation, and Control Conference, 2017. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Guidance, Navigation, and Control Conference, 2017).

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

2010

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

2018

VR environment for the study of collocated interaction between small UAVs and humans

Widdowson, C., Yoon, H. J., Cichella, V., Wang, R. F. & Hovakimyan, N., Jan 1 2018, Advances in Human Factors in Robots and Unmanned Systems - Proceedings of the AHFE 2017 International Conference on Human Factors in Robots and Unmanned Systems, 2017. Chen, J. (ed.). Springer-Verlag, p. 348-355 8 p. (Advances in Intelligent Systems and Computing; vol. 595).

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

2019

Learning to communicate: A machine learning framework for heterogeneous multi-agent robotic systems

Yoon, H. J., Chen, H., Long, K., Zhang, H., Gahlawat, A., Lee, D. & Hovakimyan, N., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

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

2014

Trajectory generation and collision avoidance for safe operation of cooperating UAVs

Cichella, V., Choe, R., Mehdi, S. B., Xargay, E., Hovakimyan, N., Dobrokhodov, V. & Kaminer, I., Feb 28 2014, AIAA Guidance, Navigation, and Control Conference. (AIAA Guidance, Navigation, and Control Conference).

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

2015

Real-Time L1 Adaptive Control for Uncertain Networked Control Systems

Wang, X., Kharisov, E. & Hovakimyan, N., Sep 1 2015, In : IEEE Transactions on Automatic Control. 60, 9, p. 2500-2505 6 p., 6985599.

Research output: Contribution to journalArticle