Gray C. Thomas

According to our database, Gray C. Thomas authored at least 34 papers between 2014 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Robustification of Bayesian-Inference-Based Gait Estimation for Lower-Limb Wearable Robots.

Ting-Wei Hsu, Robert D. Gregg, Gray C. Thomas

IEEE Robotics Autom. Lett., 2024

2023

Real-Time Gait Phase and Task Estimation for Controlling a Powered Ankle Exoskeleton on Extremely Uneven Terrain.

Roberto Leo Medrano, Gray Cortright Thomas, Connor G. Keais, Elliott J. Rouse, Robert D. Gregg

IEEE Trans. Robotics, June, 2023

An Energetic Approach to Task-Invariant Ankle Exoskeleton Control.

Katharine Walters, Gray C. Thomas, Jianping Lin, Robert D. Gregg

IROS, 2023

A Sensitivity Analysis of an Economic Value Metric for Quantifying the Success of Lower-Limb Exoskeletons and Their Assistance.

Nundini D. Rawal, Roberto L. Medrano, Gray C. Thomas, Elliott J. Rouse

IROS, 2023

Effects of Personalization on Gait-State Tracking Performance Using Extended Kalman Filters.

José A. Montes-Pérez, Gray Cortright Thomas, Robert D. Gregg

IROS, 2023

A Compact, Two-Part Torsion Spring Architecture.

Zachary Bons, Gray C. Thomas, Luke M. Mooney, Elliott J. Rouse

Proceedings of the IEEE International Conference on Robotics and Automation, 2023

2022

Bill of Materials and Component CAD for a Modular Exoskeleton.

Christopher Nesler, Gray C. Thomas, Nikhil Divekar, Elliott J. Rouse, Robert D. Gregg

Dataset, May, 2022

Enhancing Voluntary Motion With Modular, Backdrivable, Powered Hip and Knee Orthoses.

Christopher Nesler, Gray C. Thomas, Nikhil Divekar, Elliott J. Rouse, Robert D. Gregg

IEEE Robotics Autom. Lett., 2022

Analysis of the Bayesian Gait-State Estimation Problem for Lower-Limb Wearable Robot Sensor Configurations.

Roberto Leo Medrano, Gray Cortright Thomas, Elliott J. Rouse, Robert D. Gregg

IEEE Robotics Autom. Lett., 2022

2021

Formulating and Deploying Strength Amplification Controllers for Lower-Body Walking Exoskeletons.

Gray C. Thomas, Orion Campbell, Nick Nichols, Nicolas Brissonneau, Binghan He, Joshua James, Nicholas Paine, Luis Sentis

Frontiers Robotics AI, 2021

Biologically-Inspired Impedance Control With Hysteretic Damping.

Nicolas Brissonneau, Binghan He, Gray C. Thomas, Luis Sentis

IEEE Control. Syst. Lett., 2021

Convex Optimization for Spring Design in Series Elastic Actuators: From Theory to Practice.

Edgar A. Bolívar-Nieto, Gray C. Thomas, Elliott J. Rouse, Robert D. Gregg

Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2021

An Energy Shaping Exoskeleton Controller for Human Strength Amplification.

Gray Cortright Thomas, Robert D. Gregg

Proceedings of the 2021 60th IEEE Conference on Decision and Control (CDC), 2021

2020

A Complex Stiffness Human Impedance Model with Customizable Exoskeleton Control.

Binghan He, Huang Huang, Gray C. Thomas, Luis Sentis

CoRR, 2020

Methods for Measuring the Just Noticeable Difference for Variable Stimuli: Implications for Perception of Metabolic Rate with Exoskeleton Assistance.

Roberto L. Medrano, Gray C. Thomas, Elliott J. Rouse

Proceedings of the 8th IEEE RAS/EMBS International Conference for Biomedical Robotics and Biomechatronics, 2020

Adaptive Compliance Shaping with Human Impedance Estimation.

Huang Huang, Henry F. Cappel, Gray C. Thomas, Binghan He, Luis Sentis

Proceedings of the 2020 American Control Conference, 2020

Robust Estimator-Based Safety Verification: A Vector Norm Approach.

Binghan He, Gray C. Thomas, Luis Sentis

Proceedings of the 2020 American Control Conference, 2020

2019

Quadric Inclusion Programs: An LMI Approach to ℋ_∞-Model Identification.

Gray Cortright Thomas, Luis Sentis

IEEE Trans. Autom. Control., 2019

Complex Stiffness Model of Physical Human-Robot Interaction: Implications for Control of Performance Augmentation Exoskeletons.

Binghan He, Huang Huang, Gray C. Thomas, Luis Sentis

Proceedings of the 2019 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2019

Modeling and Loop Shaping of Single-Joint Amplification Exoskeleton with Contact Sensing and Series Elastic Actuation.

Binghan He, Gray C. Thomas, Nicholas Paine, Luis Sentis

Proceedings of the 2019 American Control Conference, 2019

Compliance Shaping for Control of Strength Amplification Exoskeletons with Elastic Cuffs.

Gray Cortright Thomas, Jeremiah M. Coholich, Luis Sentis

Proceedings of the IEEE/ASME International Conference on Advanced Intelligent Mechatronics, 2019

2018

Exploiting the Natural Dynamics of Series Elastic Robots by Actuator-Centered Sequential Linear Programming.

Rachel Schlossman, Gray C. Thomas, Luis Sentis

CoRR, 2018

Identifying H[infinity]-Models: An LMI Approach.

Gray C. Thomas, Luis Sentis

CoRR, 2018

Exploiting the Natural Dynamics of Series Elastic Robots by Actuator-Centered Sequential Linear Programming.

Rachel Schlossman, Gray C. Thomas, Orion Campbell, Luis Sentis

Proceedings of the IEEE International Conference on Robotics and Biomimetics, 2018

Safety Control Synthesis with Input Limits: a Hybrid Approach.

Gray C. Thomas, Binghan He, Luis Sentis

Proceedings of the 2018 Annual American Control Conference, 2018

2017

Analyzing achievable stiffness control bounds of robotic hands with coupled finger joints.

Prashant Rao, Gray C. Thomas, Luis Sentis, Ashish D. Deshpande

Proceedings of the 2017 IEEE International Conference on Robotics and Automation, 2017

MIMO identification of frequency-domain unreliability in SEAs.

Gray C. Thomas, Luis Sentis

Proceedings of the 2017 American Control Conference, 2017

2016

Stabilizing Series-Elastic Point-Foot Bipeds Using Whole-Body Operational Space Control.

Donghyun Kim, Ye Zhao, Gray C. Thomas, Benito R. Fernández, Luis Sentis

IEEE Trans. Robotics, 2016

Towards computationally efficient planning of dynamic multi-contact locomotion.

Gray C. Thomas, Luis Sentis

Proceedings of the 2016 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2016

2015

Assessing Whole-Body Operational Space Control in a Point-Foot Series Elastic Biped: Balance on Split Terrain and Undirected Walking.

Donghyun Kim, Ye Zhao, Gray C. Thomas, Luis Sentis

CoRR, 2015

Hybrid multi-contact dynamics for wedge jumping locomotion behaviors.

Ye Zhao, Donghyun Kim, Gray C. Thomas, Luis Sentis

Proceedings of the 18th International Conference on Hybrid Systems: Computation and Control, 2015

A method for dynamically balancing a point foot robot.

Donghyun Kim, Gray C. Thomas, Luis Sentis

Proceedings of the 15th IEEE-RAS International Conference on Humanoid Robots, 2015

2014

Fully omnidirectional compliance in mobile robots via drive-torque sensor feedback.

Kwan-Suk Kim, Alan S. Kwok, Gray C. Thomas, Luis Sentis

Proceedings of the 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2014

Continuous cyclic stepping on 3D point-foot biped robots via constant time to velocity reversal.

Donghyun Kim, Gray C. Thomas, Luis Sentis

Proceedings of the 13th International Conference on Control Automation Robotics & Vision, 2014