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  • Eric Johnson
2019

Analysis of limit-cycle oscillation in control systems with piecewise nonlinearities

Yoon, Y. & Johnson, E., 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

Approximating UAV and vision feature point correlations in a simplified SLAM problem

Lewis, J. A. & Johnson, E. N., Jun 2019, 2019 International Conference on Unmanned Aircraft Systems, ICUAS 2019. Institute of Electrical and Electronics Engineers Inc., p. 1381-1388 8 p. 8798219. (2019 International Conference on Unmanned Aircraft Systems, ICUAS 2019).

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

Controlling a highly gyroscopic VTOL mav

Whitcher, L., Gandhi, M., Johnson, E. & Theodorou, E., Jan 1 2019.

Research output: Contribution to conferencePaper

Implementing system identification for a vtol unmanned aerial vehicle

Gandhi, M., Whitcher, L., Johnson, E. & Theodorou, E., 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

1 Scopus citations

Rapid automatic slung load operations with unmanned helicopters

Haviland, S., Bershadsky, D. & Johnson, E. N., Jan 1 2019, In : Journal of the American Helicopter Society. 64, 4, 042009.

Research output: Contribution to journalArticle

Trade studies on implementation of extended kalman filters for sUAS navigation

Nakamura, T. & Johnson, E., 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

UAS-Based Airport Maintenance Inspections: Lessons Learned from Pilot Study Implementation

Kim, S., Paes, D., Lee, K., Irizarry, J. & Johnson, E. N., Jan 1 2019, Computing in Civil Engineering 2019: Smart Cities, Sustainability, and Resilience - Selected Papers from the ASCE International Conference on Computing in Civil Engineering 2019. Cho, Y. K., Leite, F., Behzadan, A. & Wang, C. (eds.). American Society of Civil Engineers (ASCE), p. 382-389 8 p. (Computing in Civil Engineering 2019: Smart Cities, Sustainability, and Resilience - Selected Papers from the ASCE International Conference on Computing in Civil Engineering 2019).

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

1 Scopus citations

Unmanned Aerial Systems Health Monitoring Architecture

Dunham, J. & Johnson, E., Mar 1 2019, 2019 IEEE Aerospace Conference, AERO 2019. IEEE Computer Society, 8741584. (IEEE Aerospace Conference Proceedings; vol. 2019-March).

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

2016

A maneuverability analysis of a novel hexarotor UAV concept

Mehmood, H., Nakamura, T. & Johnson, E. N., Jun 30 2016, 2016 International Conference on Unmanned Aircraft Systems, ICUAS 2016. Institute of Electrical and Electronics Engineers Inc., p. 437-446 10 p. 7502576. (2016 International Conference on Unmanned Aircraft Systems, ICUAS 2016).

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

14 Scopus citations

A new model reference control architecture: Stability, performance, and robustness

De La Torre, G., Yucelen, T. & Johnson, E. N., Jul 25 2016, In : International Journal of Robust and Nonlinear Control. 26, 11, p. 2355-2377 23 p.

Research output: Contribution to journalArticle

2 Scopus citations

Design considerations of submersible unmanned flying vehicle for communications and underwater sampling

Bershadsky, D., Haviland, S., Valdez, P. E. & Johnson, E., Nov 28 2016, OCEANS 2016 MTS/IEEE Monterey, OCE 2016. Institute of Electrical and Electronics Engineers Inc., 7761266. (OCEANS 2016 MTS/IEEE Monterey, OCE 2016).

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

1 Scopus citations

Dynamic modeling and analysis of a VTOL freewing concept

Haviland, S., Bershadsky, D. & Johnson, E., Jan 1 2016, AIAA Atmospheric Flight Mechanics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA

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

1 Scopus citations

Effcient approximation of optimal high-order kinematic trajectories

Mooney, J. G. & Johnson, E. 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

2 Scopus citations

Electric multirotor propulsion system optimization for mission objectives

Bershadsb, D., Haviland, S. & Johnson, E., Jan 1 2016, 72nd American Helicopter Society International Annual Forum 2016: Leveraging Emerging Technologies for Future Capabilities. American Helicopter Society, p. 814-821 8 p. (Annual Forum Proceedings - AHS International; vol. 1).

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

Factored extended Kalman filter for monocular vision-aided inertial navigation

Magree, D. & Johnson, E. N., Jan 1 2016, In : Journal of Aerospace Information Systems. 13, 12, p. 475-490 16 p.

Research output: Contribution to journalArticle

6 Scopus citations

Vision-based closed-loop tracking using micro air vehicles

Nakamura, T., Haviland, S., Bershadsky, D., Magree, D. & Johnson, E. N., Jun 27 2016, 2016 IEEE Aerospace Conference, AERO 2016. IEEE Computer Society, 7500873. (IEEE Aerospace Conference Proceedings; vol. 2016-June).

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

5 Scopus citations

Vision-based multiple model adaptive estimation of ground targets from airborne images

Nakamura, T. & Johnson, E., Jun 30 2016, 2016 International Conference on Unmanned Aircraft Systems, ICUAS 2016. Institute of Electrical and Electronics Engineers Inc., p. 598-607 10 p. 7502626. (2016 International Conference on Unmanned Aircraft Systems, ICUAS 2016).

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

Vision-based optimal landing on a moving platform

Nakamura, T., Haviland, S., Bershadsky, D. & Johnson, E. N., Jan 1 2016, 72nd American Helicopter Society International Annual Forum 2016: Leveraging Emerging Technologies for Future Capabilities. American Helicopter Society, p. 3331-3341 11 p. (Annual Forum Proceedings - AHS International; vol. 4).

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

4 Scopus citations
2015

Adaptive control of unmanned aerial vehicles: Theory and flight tests

Kannan, S. K., Chowdhary, G. V. & Johnson, E. N., Jan 1 2015, Handbook of Unmanned Aerial Vehicles. Springer Netherlands, p. 613-673 61 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Scopus citations

Aircraft control and simulation: Dynamics, controls design, and autonomous systems: Third edition

Stevens, B. L., Lewis, F. L. & Johnson, E. N., Nov 2 2015, wiley. 749 p.

Research output: Book/ReportBook

228 Scopus citations

A monocular vision-aided inertial navigation system with improved numerical stability

Magree, D. & Johnson, E. 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

2 Scopus citations

A monocular vision-aided inertial navigation system with improved numerical stability

Magree, D. & Johnson, E. N., Jan 1 2015, AIAA Guidance, Navigation, and Control Conference 2015, MGNC 2015 - Held at the AIAA SciTech Forum 2015. American Institute of Aeronautics and Astronautics Inc., (AIAA Guidance, Navigation, and Control Conference 2015, MGNC 2015 - Held at the AIAA SciTech Forum 2015).

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

7 Scopus citations

Consistency monitoring of Adaptive Controllers using Bayesian linear regression

Szukalski, R., Muhlegg, M. & Johnson, E., Jul 28 2015, ACC 2015 - 2015 American Control Conference. Institute of Electrical and Electronics Engineers Inc., p. 177-182 6 p. 7170731. (Proceedings of the American Control Conference; vol. 2015-July).

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

3 Scopus citations

Development of a 500 gram vision-based autonomous quadrotor vehicle capable of indoor navigation

Haviland, S., Bershadsky, D., Magree, D. & Johnson, E., Jan 1 2015, In : Annual Forum Proceedings - AHS International. 4, January, p. 2799-2805 7 p.

Research output: Contribution to journalArticle

6 Scopus citations

Electric multirotor propulsion system sizing for performance prediction and design optimization

Bershadsky, D., Haviland, S. & Johnson, E. N., Jan 1 2015, 57th AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, (57th AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference).

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

6 Scopus citations

Light-weight quadrotor with on-board absolute vision-aided navigation

Magree, D. P., Van Dalen, G. J. J., Haviland, S. & Johnson, E., Jan 1 2015, 2015 International Conference on Unmanned Aircraft Systems, ICUAS 2015. Institute of Electrical and Electronics Engineers Inc., p. 1158-1167 10 p. 7152408

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

1 Scopus citations

Longitudinal motion planning for slung-loads using simplified models and rapidly-exploring random trees

Johnson, E. & Mooney, J. G., Jan 1 2015, American Helicopter Society International - 6th AHS International Specialists' Meeting on Unmanned Rotorcraft System 2015: Platform Design, Autonomy, Operator Workload Reduction and Network Centric Operations. American Helicopter Society International, p. 128-138 11 p. (American Helicopter Society International - 6th AHS International Specialists' Meeting on Unmanned Rotorcraft System 2015: Platform Design, Autonomy, Operator Workload Reduction and Network Centric Operations).

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

2 Scopus citations

Optionally piloted rotorcraft guidance and operator interface for shipboard operations

Johnson, E. & Jones, P., Jan 1 2015, American Helicopter Society International - 6th AHS International Specialists' Meeting on Unmanned Rotorcraft System 2015: Platform Design, Autonomy, Operator Workload Reduction and Network Centric Operations. American Helicopter Society International, p. 175-180 6 p.

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

2013

Aerodynamic system identification of fixed-wing UAV

Scheper, K. Y. W., Chowdhary, G. & Johnson, E. N., Sep 16 2013.

Research output: Contribution to conferencePaper

A new command governor architecture for transient response shaping

Yucelen, T. & Johnson, E., Dec 1 2013, In : International Journal of Adaptive Control and Signal Processing. 27, 12, p. 1065-1085 21 p.

Research output: Contribution to journalArticle

28 Scopus citations

Application of a robust adaptive control architecture to a spacecraft with flexible dynamics

Yucelen, T., De La Torre, G., Haddad, W. M., Johnson, E. N. & Rajpurohit, T., 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

2 Scopus citations

Artificial basis functions in adaptive control for transient performance improvement

Yucelen, T. & Johnson, E. 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

11 Scopus citations

Autonomous flight in gps-denied environments using monocular vision and inertial sensors

Wu, A. D., Johnson, E. N., Kaess, M., Dellaert, F. & Chowdhary, G., May 21 2013, In : Journal of Aerospace Information Systems. 10, 4, p. 172-186 15 p.

Research output: Contribution to journalArticle

44 Scopus citations

Collaborative mapping and search for autonomous helicopters

Johnson, E., Mooney, J. G., Magree, D. P., White, M., Hartman, J. & Sahasrabudhe, V., Sep 9 2013, 69th American Helicopter Society International Annual Forum 2013. p. 1552-1560 9 p. (Annual Forum Proceedings - AHS International; vol. 2).

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

1 Scopus citations

Command governor-based model reference control

De La Torre, G., Yucelen, T. & Johnson, E., Jan 1 2013, 2013 American Control Conference, ACC 2013. Institute of Electrical and Electronics Engineers Inc., p. 4319-4324 6 p. 6580504. (Proceedings of the American Control Conference).

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

Concurrent learning adaptive control for linear switched systems

De La Torre, G., Chowdhary, G. & Johnson, E., Sep 11 2013, 2013 American Control Conference, ACC 2013. p. 854-859 6 p. 6579943

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

12 Scopus citations

Concurrent learning adaptive control of linear systems with exponentially convergent bounds

Chowdhary, G., Yucelen, T., Mühlegg, M. & Johnson, E. N., Apr 1 2013, In : International Journal of Adaptive Control and Signal Processing. 27, 4, p. 280-301 22 p.

Research output: Contribution to journalArticle

125 Scopus citations

Consensus protocols for networked multiagent systems with a uniformly continuous quasi-resetting architecture

Yucelen, T., Haddad, W. M. & Johnson, E. N., Jan 1 2013, 2013 American Control Conference, ACC 2013. Institute of Electrical and Electronics Engineers Inc., p. 2019-2024 6 p. 6580132. (Proceedings of the American Control Conference).

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

2 Scopus citations

Consensus protocols for networked multiagent systems with relative position and neighboring velocity information

De La Torre, G., Yucelen, T. & Johnson, E. N., Jan 1 2013, 2013 IEEE 52nd Annual Conference on Decision and Control, CDC 2013. Institute of Electrical and Electronics Engineers Inc., p. 811-816 6 p. 6759982. (Proceedings of the IEEE Conference on Decision and Control).

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

2 Scopus citations

Consensus protocols in networked multiagent systems for cluttered and hostile environments

De La Torre, G., Johnson, E. N. & Yucelen, T., 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

Constrained formation protocols for networked multiagent systems

De La Torre, G., Yucelen, T. & Johnson, E., Sep 2 2013, 2013 International Conference on Unmanned Aircraft Systems, ICUAS 2013 - Conference Proceedings. p. 824-830 7 p. 6564766. (2013 International Conference on Unmanned Aircraft Systems, ICUAS 2013 - Conference Proceedings).

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

1 Scopus citations

Control of multivehicle systems in the presence of uncertain dynamics

Yucelen, T. & Johnson, E. N., Sep 1 2013, In : International Journal of Control. 86, 9, p. 1540-1553 14 p.

Research output: Contribution to journalArticle

26 Scopus citations

Fourteen years of autonomous rotorcraft research at the Georgia Institute of Technology

Johnson, E. N., Mooney, J. G. & Christophersen, H., Jan 1 2013, American Helicopter Society International - 2nd Asian/Australian Rotorcraft Forum, ARF 2013 and the 4th International Basic Research Conference on Rotorcraft Technology 2013, IBRCRT 2013. American Helicopter Society International, p. 229-238 10 p. (American Helicopter Society International - 2nd Asian/Australian Rotorcraft Forum, ARF 2013 and the 4th International Basic Research Conference on Rotorcraft Technology 2013, IBRCRT 2013).

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

2 Scopus citations

Frequency-limited adaptive control architecture for transient response improvement

Yucelen, T., De La Torre, G. & Johnson, E., Sep 11 2013, 2013 American Control Conference, ACC 2013. p. 6631-6636 6 p. 6580880. (Proceedings of the American Control Conference).

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

17 Scopus citations

Fully autonomous indoor flight relying on only five very low-cost range sensors

Chowdhary, G., Sobers, D. M., Salaün, E., Ottander, J. A. & Johnson, E. N., Jan 2013, In : Journal of Aerospace Information Systems. 10, 1, p. 21-31 11 p.

Research output: Contribution to journalArticle

2 Scopus citations

GPS-denied indoor and outdoor monocular vision aided navigation and control of unmanned aircraft

Chowdhary, G., Johnson, E. N., Magree, D., Wu, A. & Shein, A., May 1 2013, In : Journal of Field Robotics. 30, 3, p. 415-438 24 p.

Research output: Contribution to journalArticle

98 Scopus citations

Guidance and control of airplanes under actuator failures and severe structural damage

Chowdhary, G., Johnson, E. N., Chandramohan, R., Kimbrell, M. S. & Calise, A., Jan 1 2013, In : Journal of Guidance, Control, and Dynamics. 36, 4, p. 1093-1104 12 p.

Research output: Contribution to journalArticle

37 Scopus citations

Hybrid protocols for maintaining connectivity of multiagent systems

De La Torre, G., Yucelen, T. & Johnson, E. N., Jan 1 2013, 2013 IEEE 52nd Annual Conference on Decision and Control, CDC 2013. Institute of Electrical and Electronics Engineers Inc., p. 805-810 6 p. 6759981. (Proceedings of the IEEE Conference on Decision and Control).

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

2 Scopus citations

Improving uniform ultimate bounded response of neuroadaptive control approaches using command governors

Magree, D., Yucelen, T. & Johnson, E., 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

Indoor GPS-denied context based SLAM aided guidance for autonomous unmanned aerial systems

Bershadsky, D. & Johnson, E., Sep 16 2013, AIAA Guidance, Navigation, and Control (GNC) Conference.

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