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Research Output 1991 2019

2019

A Multirate Adaptive Control for MIMO Systems with Application to Cyber-Physical Security

Jafarnejadsani, H., Lee, H., Hovakimyan, N. & Voulgaris, P. G., Jan 18 2019, 2018 IEEE Conference on Decision and Control, CDC 2018. Institute of Electrical and Electronics Engineers Inc., p. 6620-6625 6 p. 8619570. (Proceedings of the IEEE Conference on Decision and Control; vol. 2018-December).

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

Adaptive Control
Controller
Controllers
Output
Attack

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

Flight control systems
System stability
Aircraft
Hydraulics
Engines

A path planning framework for a flying robot in close proximity of humans

Yoon, H. J., Widdowson, C., Marinho, T., Wang, R. & Hovakimyan, N., Jul 2019, 2019 American Control Conference, ACC 2019. Institute of Electrical and Electronics Engineers Inc., p. 5254-5259 6 p. 8815168. (Proceedings of the American Control Conference; vol. 2019-July).

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

Motion planning
Robots
Hidden Markov models
Trajectories
Testbeds
Transfer functions
Feedback

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

collision avoidance
Collision Avoidance
Collision avoidance
Collision
collision

Control design for an aerial manipulator for pick-and-place tasks

Sun, D., Wan, N., Hovakimyan, N., Dai, W. & Zhang, Y., 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

Manipulators
Antennas
Controllers
Robotics

Emergency landing trajectory optimization for a fixed-wing UAV under engine failure

Fang, X., Holzapfel, F., Wan, N., Jafarnejadsani, H., Sun, 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

Fixed wings
Unmanned aerial vehicles (UAV)
Landing
Trajectories
Engines

Flight control methods for multirotor UAS

Ackerman, K. A., Gregory, I. M. & Hovakimyan, N., Jun 2019, 2019 International Conference on Unmanned Aircraft Systems, ICUAS 2019. Institute of Electrical and Electronics Engineers Inc., p. 353-361 9 p. 8797739. (2019 International Conference on Unmanned Aircraft Systems, ICUAS 2019).

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

Flight Control
Path Following
Gain control
Closed loop systems
Natural frequencies

Hidden markov model estimation-based q-learning for partially observable markov decision process

Yoon, H. J., Lee, D. & Hovakimyan, N., Jul 2019, 2019 American Control Conference, ACC 2019. Institute of Electrical and Electronics Engineers Inc., p. 2366-2371 6 p. 8814849. (Proceedings of the American Control Conference; vol. 2019-July).

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

Hidden Markov models
Learning algorithms
Maximum likelihood

L 1 adaptive sampled-data control for uncertain multi-input multi-output systems

Jafarnejadsani, H., Lee, H. & Hovakimyan, N., May 2019, In : Automatica. 103, p. 346-353 8 p.

Research output: Contribution to journalArticle

Controllers
Closed loop systems
Sampling
Low pass filters
Bandwidth

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

Learning systems
Robotics
Reinforcement learning
Communication
Multi agent systems

On the estimation of signal attacks: A dual rate sd control framework

Hirzallah, N. H., Voulgaris, P. G. & Hovakimyan, N., Jun 2019, 2019 18th European Control Conference, ECC 2019. Institute of Electrical and Electronics Engineers Inc., p. 4380-4385 6 p. 8796181. (2019 18th European Control Conference, ECC 2019).

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

Rate Control
Unknown Inputs
attack
Attack
estimators

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

Primal-dual Algorithm
Reinforcement learning
Reinforcement Learning
Reward
Learning algorithms

Propeller phase synchronization for small distributed electric vehicles

Patterson, A., Gahlawat, A. & 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

Propellers
Electric vehicles
Unmanned aerial vehicles (UAV)
Synchronization
Controllers

Recovery of desired flying characteristics with an l1 adaptive control law: Flight test results on calspan’s vss learjet

Ackerman, K. A., Navarro, J. P., 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

Recovery
System stability
Aircraft
Safe handling
Air

Sensitivity Analysis of Continuous-Time Systems based on Power Spectral Density

Wan, N., Li, D. & Hovakimyan, N., Jan 18 2019, 2018 IEEE Conference on Decision and Control, CDC 2018. Institute of Electrical and Electronics Engineers Inc., p. 2549-2554 6 p. 8619522. (Proceedings of the IEEE Conference on Decision and Control; vol. 2018-December).

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

Continuous time systems
Power Spectral Density
Continuous-time Systems
Power spectral density
Sensitivity analysis
Sensitivity analysis
Feedback
Control systems
Poles and zeros
Gages
2018

A bank angle protection method based on exponential potential functions

Sun, D. & Hovakimyan, N., Jan 1 2018, AIAA Guidance, Navigation, and Control. 210039 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Guidance, Navigation, and Control Conference, 2018; no. 210039).

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

Aircraft models
NASA
Tuning

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

Cichella, V., Marinho, T., Stipanovic, D. M., 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

Collision avoidance
Unmanned aerial vehicles (UAV)
Degrees of freedom (mechanics)
Angular velocity
Feedback

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
Collision avoidance
Adjustment
Categorical or nominal
Deviation

Dual-rate L1 adaptive controller for cyber-physical sampled-data systems

Jafarnejadsani, H., Lee, H., Hovakimyan, N. & Voulgaris, P. G., Jan 18 2018, 2017 IEEE 56th Annual Conference on Decision and Control, CDC 2017. Institute of Electrical and Electronics Engineers Inc., p. 6259-6264 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

Sampled-data Systems
Controller
Controllers
Uncertainty
Voltage regulators

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

Guaranteed Collision Avoidance Based on Line-of-Sight Angle and Time-to-Collision

Marinho, T., Amrouche, M., Cichella, V., Stipanovic, D. M. & Hovakimyan, N., Aug 9 2018, 2018 Annual American Control Conference, ACC 2018. Institute of Electrical and Electronics Engineers Inc., p. 4305-4310 6 p. 8431871. (Proceedings of the American Control Conference; vol. 2018-June).

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

Collision avoidance
Animals
Cameras
Feedback

L1 Adaptive Output Feedback Augmentation for Missile Systems

Lee, H., Snyder, S. & Hovakimyan, N., Apr 2018, In : IEEE Transactions on Aerospace and Electronic Systems. 54, 2, p. 680-692 13 p.

Research output: Contribution to journalArticle

Missiles
Feedback
Control systems
Controllers
Uncertainty

Load Capacity Improvements in Nucleic Acid Based Systems Using Discrete-Time Feedback Control

Jafarnejadsani, H., Kim, J., Kulkarni, V. & Hovakimyan, N., Jun 22 2018, 2018 5th International Conference on Control, Decision and Information Technologies, CoDIT 2018. Institute of Electrical and Electronics Engineers Inc., p. 1-6 6 p. (2018 5th International Conference on Control, Decision and Information Technologies, CoDIT 2018).

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

Nucleic acids
Discrete-time Systems
Feedback Control
Feedback control
Enzymes

Optimal motion planning for differentially flat systems using bernstein approximation

Cichella, V., Kaminer, I., Walton, C. & Hovakimyan, N., Jan 2018, In : IEEE Control Systems Letters. 2, 1, p. 181-186 6 p.

Research output: Contribution to journalArticle

Motion Planning
Motion planning
Trajectories
Trajectory
Time-optimal Control

Silhouette-informed trajectory generation through a wire maze for small UAS

Puig-Navarro, J., Hovakimyan, N., Alexandrov, N. M. & Allen, B. D., Jan 1 2018, 2018 Aviation Technology, Integration, and Operations Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3845. (2018 Aviation Technology, Integration, and Operations Conference).

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

Trajectories
Wire
Antennas
Motion planning
Specifications

Stabilization and Optimal Trajectory Generation for a Compact Aerial Manipulation System with a Delta-type Parallel Robot

Haberfeld, G. B., Sun, D. & Hovakimyan, N., Aug 31 2018, 2018 International Conference on Unmanned Aircraft Systems, ICUAS 2018. Institute of Electrical and Electronics Engineers Inc., p. 1091-1100 10 p. 8453444

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

Trajectory Generation
Parallel Robot
Optimal Trajectory
Manipulation
Kinematics

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

Widdowson, C., Yoon, H. J., Cichella, V., Wang, R. & 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

Unmanned aerial vehicles (UAV)
Robots
Virtual reality
Robotics
Planning
2017

A bank angle protection method based on potential functions for nonlinear aircraft model

Sun, D. & Hovakimyan, N., Jan 1 2017, 17th AIAA Aviation Technology, Integration, and Operations Conference, 2017. American Institute of Aeronautics and Astronautics Inc, AIAA, (17th AIAA Aviation Technology, Integration, and Operations Conference, 2017).

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

Aircraft models
NASA
Asymptotic stability
Closed loop systems
Damping

A flight envelope protection method based on potential functions

Sun, D., Li, X., Jafarnejadsani, H. & 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

Flight envelopes
Aircraft
Asymptotic stability
Closed loop systems
NASA

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

Feedback
Controllers
Robustness (control systems)
MIMO systems
Closed loop systems

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

flight envelopes
Flight envelopes
Situation Awareness
automation
Envelope

Bottom hole pressure estimation and ℒ1 adaptive control in managed pressure drilling system

Li, Z., Hovakimyan, N. & Kaasa, G. O., Apr 2017, In : International Journal of Adaptive Control and Signal Processing. 31, 4, p. 545-561 17 p.

Research output: Contribution to journalArticle

Bottom hole pressure
Drilling
Well drilling
Controllers
Well pressure

Design and control of a small aerial manipulator for indoor environments

Jones, R. M., Sun, D., Haberfeld, G. B., Lakshmanan, A., Marinho, T. & Hovakimyan, N., Jan 1 2017, AIAA Information Systems-AIAA Infotech at Aerospace, 2017. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Information Systems-AIAA Infotech at Aerospace, 2017).

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

Manipulators
Antennas
Torque

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

NASA
Controllers
Aircraft
Flight envelopes
Flight control systems

Design of a flight envelope protection system for NASA's transport class model

Tekles, N., Chongvisal, J., Xargay, E., Choe, R., Talleur, D. A., Hovakimyan, N. & Belcastro, C. M., Jan 1 2017, In : Journal of Guidance, Control, and Dynamics. 40, 4, p. 863-877 15 p.

Research output: Contribution to journalArticle

flight envelopes
Flight envelopes
NASA
Envelope
aircraft

Evaluation of an L1 adaptive flight control law on Calspan's variable-stability Learjet

Ackerman, K. A., Xargay, E., Choe, R., Hovakimyan, N., Cotting, M. C., Jeffrey, R. B., Blackstun, M. P., Fulkerson, T. P., Lau, T. R. & Stephens, S. S., Jan 1 2017, In : Journal of Guidance, Control, and Dynamics. 40, 4, p. 1050-1059 10 p.

Research output: Contribution to journalArticle

flight control
Flight Control
flight tests
test pilots
Adaptive Control

Foreword

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

Research output: Contribution to journalEditorial

L1 adaptive control within a flight envelope protection system

Lee, H., Snyder, S. & Hovakimyan, N., 2017, In : Journal of Guidance, Control, and Dynamics. 40, 4, p. 1013-1026 14 p.

Research output: Contribution to journalArticle

flight envelopes
Flight envelopes
adaptive control
Adaptive Control
Envelope

L1 adaptive output feedback control for underactuated MIMO systems

Lee, H., Cichella, V. & Hovakimyan, N., Jul 2017, In : IFAC-PapersOnLine. 50, 1, p. 5510-5515 6 p.

Research output: Contribution to journalArticle

MIMO systems
Feedback control
Low pass filters
Closed loop systems
Uncertainty

Optimized L1 adaptive controller for trajectory tracking of an indoor quadrotor

Jafarnejadsani, H., Sun, D., Lee, H. & Hovakimyan, N., Jan 1 2017, In : Journal of Guidance, Control, and Dynamics. 40, 6, p. 1415-1427 13 p.

Research output: Contribution to journalArticle

Trajectory Tracking
controllers
trajectory
Trajectories
trajectories

Piecewise bézier curves for avoiding collisions during multivehicle coordinated missions

Mehdi, S. B., Choe, R. & Hovakimyan, N., Jan 1 2017, In : Journal of Guidance, Control, and Dynamics. 40, 7, p. 1567-1578 12 p.

Research output: Contribution to journalArticle

Collision
collision
trajectory
Trajectories
trajectories

Time-Critical Cooperative Control of Autonomous Air Vehicles

Kaminer, I., Pascoal, A., Xargay, E., Hovakimyan, N., Cichella, V. & Dobrokhodov, V., Aug 4 2017, Elsevier. 243 p.

Research output: Book/ReportBook

Unmanned aerial vehicles (UAV)
Air
Fixed wings
Aerospace industry
Industry

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

Yoon, M. K., Liu, B., Hovakimyan, N. & Sha, L. R., 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

Antennas
Communication
Software architecture
Computer hardware
Actuators
2016

Aircraft actuator fault detection and isolation using piecewise constant fault estimation scheme

Lee, H., Snyder, S., Patterson, A. & Hovakimyan, N., Jan 1 2016, AIAA Guidance, Navigation, and Control Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, (2016 AIAA Guidance, Navigation, and Control Conference).

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

Fault detection
Actuators
Aircraft

An L1 adaptive backup flight control law for transport aircraft with vertical-tail damage

Sun, D., Choe, R., Xargay, E. & Hovakimyan, N., Jan 1 2016, AIAA Guidance, Navigation, and Control Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, (2016 AIAA Guidance, Navigation, and Control Conference).

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

Transport aircraft
Aircraft
Aircraft models
NASA
Aerodynamics

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

Productivity
Trajectories

Assessing the use of UAV to quantify flow processes in rivers

Blois, G., Best, J. L., Christensen, K. T., Cichella, V., Donahue, A., Hovakimyan, N., Kennedy, A. & Pakrasi, I., Jan 1 2016, River Flow - Proceedings of the International Conference on Fluvial Hydraulics, RIVER FLOW 2016. Hanes, D., Garcia, M. & Constantinescu, G. (eds.). CRC Press/Balkema, p. 601-607 7 p. (River Flow - Proceedings of the International Conference on Fluvial Hydraulics, RIVER FLOW 2016).

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

Unmanned aerial vehicles (UAV)
Rivers
surface water
two-dimensional flow
Water

A Visibility-Based Pursuit-Evasion Game with a Circular Obstacle

Bhattacharya, S., Basar, M. T. & Hovakimyan, N., Dec 1 2016, In : Journal of Optimization Theory and Applications. 171, 3, p. 1071-1082 12 p.

Research output: Contribution to journalArticle

Pursuit-evasion Games
Visibility
Game
Control Policy
Target tracking