Works (130)

Updated: March 2nd, 2024 07:42

2024 journal article

Dynamic Active Subspaces for Model Predictive Allocation in Over-Actuated Systems

IEEE Control Systems Letters.

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
Source: ORCID
Added: January 28, 2024

2024 journal article

Flexible Ultrasonic Transducers for Wearable Biomedical Applications: A Review on Advanced Materials, Structural Designs, and Future Prospects

IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control.

By: X. Xueโ€‰ n, H. Wuโ€‰ n, Q. Caiโ€‰ n, M. Chenโ€‰ n, S. Moonโ€‰ n, Z. Huang*, T. Kimโ€‰*, C. Pengโ€‰* ...

co-author countries: China ๐Ÿ‡จ๐Ÿ‡ณ Korea (Republic of) ๐Ÿ‡ฐ๐Ÿ‡ท United States of America ๐Ÿ‡บ๐Ÿ‡ธ
Source: ORCID
Added: January 28, 2024

2023 review

Deciphering the melatonin-mediated response and signalling in the regulation of heavy metal stress in plants

[Review of ]. PLANTA, 257(6).

By: M. Altafโ€‰*, N. Sharma*โ€‰, D. Srivastavaโ€‰ n, S. Mandalโ€‰*, S. Adavi*, R. Jena*, R. Bairwa*, A. Gopalakrishnan* ...

co-author countries: China ๐Ÿ‡จ๐Ÿ‡ณ India ๐Ÿ‡ฎ๐Ÿ‡ณ United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Melatonin; Heavy metal; Antioxidant enzymes; Oxidative damage; Photosynthesis; Growth
MeSH headings : Melatonin / pharmacology; Antioxidants / metabolism; Metals, Heavy / toxicity; Metals, Heavy / metabolism; Plants / metabolism; Soil Pollutants / metabolism; Soil
Sources: Web Of Science, ORCID
Added: June 5, 2023

2023 journal article

Development of a Wearable Ultrasound Transducer for Sensing Muscle Activities in Assistive Robotics Applications

BIOSENSORS-BASEL, 13(1).

By: X. Xue n, B. Zhang nโ€‰, S. Moon n, G. Xu*, C. Huangโ€‰*, N. Sharma nโ€‰, X. Jiang n

co-author countries: Taiwan, Province of China ๐Ÿ‡น๐Ÿ‡ผ United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: wearable ultrasound transducer; flexible ultrasound transducer; muscle movement; robotic prosthesis; powered exoskeleton; ultrasound imaging
MeSH headings : Animals; Swine; Robotics; Ultrasonography; Muscles; Transducers; Wearable Electronic Devices
Sources: ORCID, Web Of Science
Added: January 16, 2023

2023 article

Evaluation of a Fused Sonomyography and Electromyography-Based Control on a Cable-Driven Ankle Exoskeleton

Zhang, Q., Lambeth, K., Sun, Z., Dodson, A., Bao, X., & Sharma, N. (2023, February 9). IEEE TRANSACTIONS ON ROBOTICS, Vol. 2.

By: Q. Zhang nโ€‰, K. Lambeth n, Z. Sun, A. Dodson n, X. Baoโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Muscles; Torque; Robots; Imaging; Legged locomotion; Neuromuscular; Force; Ankle exoskeleton; assist-as-needed (AAN) control; neuromuscular model; sonomyography; surface electromyography (sEMG); ultrasound (US) imaging
Sources: ORCID, Web Of Science
Added: February 10, 2023

2023 article

Nonlinear System Identification of Tremors Dynamics: A Data-driven Approximation Using Koopman Operator Theory

2023 11TH INTERNATIONAL IEEE/EMBS CONFERENCE ON NEURAL ENGINEERING, NER.

By: X. Xue n, A. Iyer n, D. Roque* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
Sources: Web Of Science, ORCID
Added: September 5, 2023

2023 journal article

Towards ultrasound imaging-based closed-loop peripheral nerve stimulation for tremor suppression

CURRENT OPINION IN BIOMEDICAL ENGINEERING, 28.

By: N. Sharma nโ€‰, X. Xue n, A. Iyerโ€‰ n, X. Jiangโ€‰ n & D. Roque*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Tremor suppression; Electrical stimulation; Ultrasound imaging; Essential tremor; Parkinsonian tremor; Afferent stimulation
Sources: Web Of Science, ORCID
Added: September 5, 2023

2022 article

A Hybrid Knee Exoskeleton Using Real-Time Ultrasound-Based Muscle Fatigue Assessment

Sheng, Z., Iyer, A., Sun, Z., Kim, K., & Sharma, N. (2022, May 19). IEEE-ASME TRANSACTIONS ON MECHATRONICS, Vol. 5.

By: Z. Shengโ€‰*, A. Iyer n, Z. Sun n, K. Kim & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Shengโ€‰*, A. Iyer n, Z. Sun n, K. Kim & N. Sharma nโ€‰

author keywords: Muscles; Ultrasonic imaging; Exoskeletons; Switches; Iron; Fatigue; Control systems; Control design; closed loop system; delay system; motion control; nonlinear control system; rehabilitation robotics; robust control; switching systems; state feedback; ultrasonic imaging
Sources: Web Of Science, ORCID
Added: June 6, 2022

2022 journal article

An Iterative Learning Controller for a Switched Cooperative Allocation Strategy During Sit-to-Stand Tasks with a Hybrid Exoskeleton

IEEE Transactions on Control Systems Technology, 30(3), 1021โ€“1036.

By: V. Molazadeh*, Q. Zhang nโ€‰, X. Baoโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: V. Molazadeh*, Q. Zhang nโ€‰, X. Baoโ€‰* & N. Sharma nโ€‰

author keywords: Iron; Muscles; Exoskeletons; Resource management; Switches; Knee; Control systems; Functional electrical stimulation (FES); hybrid exoskeleton; iterative learning control; neural networks (NNs); powered exoskeleton; virtual constraints
Sources: ORCID, Web Of Science
Added: January 3, 2022

2022 article

Continuous Switching Control of an Input-Delayed Antagonistic Muscle Pair During Functional Electrical Stimulation

Sun, Z., Qiu, T., Iyer, A., Dicianno, B. E., & Sharma, N. (2022, June 21). IEEE TRANSACTIONS ON CONTROL SYSTEMS TECHNOLOGY, Vol. 6.

By: Z. Sun, T. Qiu*, A. Iyer n, B. Diciannoโ€‰* & N. Sharma nโ€‰

co-author countries: China ๐Ÿ‡จ๐Ÿ‡ณ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Sun, T. Qiu*, A. Iyer n, B. Diciannoโ€‰* & N. Sharma nโ€‰

author keywords: Muscles; Iron; Switches; Elbow; Control systems; Delays; Recruitment; Antagonistic muscles; delay systems; electromechanical delay (EMD); functional electrical stimulation (FES); Lyapunov-Krasovskii (LK) functionals; Lyapunov stability
Sources: ORCID, Web Of Science
Added: June 22, 2022

2022 article

Development of a wearable ultrasound transducer for sensing muscle activities in assistive robotics applications: In vivo study

2022 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IEEE IUS).

By: X. Xue n, B. Zhang nโ€‰, S. Moon n, G. Xu*, C. Huangโ€‰*, N. Sharma nโ€‰, X. Jiang n

co-author countries: Taiwan, Province of China ๐Ÿ‡น๐Ÿ‡ผ United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: ultrasound transducers; wearable transducers; flexible transducers; muscle activities detection
Sources: Web Of Science, ORCID
Added: February 6, 2023

2022 article

Editorial: Next Generation User-Adaptive Wearable Robots

Bulea, T. C., Sharma, N., Sikdar, S., & Su, H. (2022, June 22). FRONTIERS IN ROBOTICS AND AI, Vol. 9.

By: T. Buleaโ€‰*, N. Sharma nโ€‰, S. Sikdarโ€‰* & H. Su nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: T. Buleaโ€‰*, N. Sharma nโ€‰, S. Sikdarโ€‰* & H. Su nโ€‰

author keywords: exoskeleton; wearable robot; rehabilitation; human-in-the loop; functional electric stimulation
Sources: Web Of Science, ORCID
Added: July 18, 2022

2022 article

Fused Ultrasound And Electromyography-Driven Neuromuscular Model To Improve Plantarflexion Moment Prediction Across Walking Speeds

Zhang, Q., Fragnito, N., Franz, J. R., & Sharma, N. (2022, January 11).

By: Q. Zhang nโ€‰, N. Fragnito n, J. Franzโ€‰ n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
Source: ORCID
Added: January 12, 2022

2022 article

Fused Ultrasound and Electromyography-driven Neuromuscular Model to Improve Plantarflexion Moment Prediction across Walking Speeds

ResearchSquare.

By: Q. Zhangโ€‰, N. Fragnito, J. Franz & N. Sharmaโ€‰

Contributors: Q. Zhangโ€‰, N. Fragnito, J. Franz & N. Sharmaโ€‰

Source: ORCID
Added: July 28, 2022

2022 journal article

Fused ultrasound and electromyography-driven neuromuscular model to improve plantarflexion moment prediction across walking speeds

Journal of NeuroEngineering and Rehabilitation, 19(1).

By: Q. Zhang nโ€‰, N. Fragnito n, J. Franzโ€‰ n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, N. Fragnito n, J. Franzโ€‰ n & N. Sharma nโ€‰

author keywords: Human intent prediction; Neuromuscular model; B-mode ultrasound imaging; Surface electromyography; Rehabilitative/assistive robotics; Sensor fusion
MeSH headings : Ankle Joint / physiology; Electromyography / methods; Humans; Muscle, Skeletal / diagnostic imaging; Muscle, Skeletal / physiology; Walking / physiology; Walking Speed
Source: ORCID
Added: August 10, 2022

2022 journal article

Personalized fusion of ultrasound and electromyography-derived neuromuscular features increases prediction accuracy of ankle moment during plantarflexion

BIOMEDICAL SIGNAL PROCESSING AND CONTROL, 71.

By: Q. Zhang nโ€‰, W. Clarkโ€‰ n, J. Franz n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, W. Clarkโ€‰ n, J. Franz n & N. Sharma nโ€‰

author keywords: Ultrasound imaging; Surface electromyography; Isometric ankle plantarflexion; Support vector machine regression; Feedforward neural network; Human effort prediction
Sources: Web Of Science, ORCID
Added: October 4, 2021

2022 journal article

Ultrasound Echogenicity as an Indicator of Muscle Fatigue during Functional Electrical Stimulation

SENSORS, 22(1).

By: Q. Zhang nโ€‰, A. Iyer n, K. Lambeth n, K. Kimโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, A. Iyer n, K. Lambeth n, K. Kimโ€‰* & N. Sharma nโ€‰

author keywords: muscle fatigue; electrical stimulation; ankle joint; biomechanical phenomena; ultrasonography; linear models; nonlinear dynamics
MeSH headings : Electric Stimulation; Humans; Isometric Contraction; Muscle Contraction; Muscle Fatigue; Muscle, Skeletal; Ultrasonography
Sources: ORCID, Web Of Science
Added: January 8, 2022

2022 article

Ultrasound Imaging-Based Closed-Loop Control of Functional Electrical Stimulation for Drop Foot Correction

Zhang, Q., Lambeth, K., Iyer, A., Sun, Z., & Sharma, N. (2022, September 30). IEEE TRANSACTIONS ON CONTROL SYSTEMS TECHNOLOGY, Vol. 9.

By: Q. Zhang nโ€‰, K. Lambeth n, A. Iyer n, Z. Sun n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, K. Lambeth n, A. Iyer n, Z. Sun n & N. Sharma nโ€‰

author keywords: Ankle dorsiflexion; drop foot; functional electrical stimulation (FES); nonlinear control; sampled-data observer (SDO); ultrasound (US) imaging
Sources: ORCID, Web Of Science
Added: October 1, 2022

2022 chapter

Ultrasound-Based Sensing and Control of Functional Electrical Stimulation for Ankle Joint Dorsiflexion: Preliminary Study

In Biosystems and Biorobotics (Vol. 27, pp. 307โ€“311).

By: Q. Zhang*โ€‰, A. Iyerโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang*โ€‰, A. Iyerโ€‰* & N. Sharma*โ€‰

Source: ORCID
Added: July 28, 2022

2021 journal article

A Dual-Modal Approach Using Electromyography and Sonomyography Improves Prediction of Dynamic Ankle Movement: A Case Study

IEEE TRANSACTIONS ON NEURAL SYSTEMS AND REHABILITATION ENGINEERING, 29, 1944โ€“1954.

By: Q. Zhang nโ€‰, A. Iyer n, Z. Sun n, K. Kimโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, A. Iyer n, Z. Sun n, K. Kimโ€‰* & N. Sharma nโ€‰

author keywords: Imaging; Sensors; Legged locomotion; Feature extraction; Neuromuscular; Dynamics; Biomedical imaging; B-mode ultrasound imaging; surface electromyography; machine learning regression; dynamic ankle dorsiflexion motion; human limb intent
MeSH headings : Ankle; Ankle Joint; Electromyography; Humans; Movement; Muscle, Skeletal
Sources: ORCID, Web Of Science
Added: September 28, 2021

2021 conference paper

A Tube-based Model Predictive Control Method for Joint Angle Tracking with Functional Electrical Stimulation and An Electric Motor Assist

2021 American Control Conference (ACC), 2021-May, 1390โ€“1395.

By: Z. Sunโ€‰ n, X. Baoโ€‰*, Q. Zhang nโ€‰, K. Lambethโ€‰ n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Sunโ€‰ n, X. Baoโ€‰*, Q. Zhang nโ€‰, K. Lambethโ€‰ n & N. Sharma nโ€‰

Event: 2021 American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2021 journal article

A Tube-based Model Predictive Control Method to Regulate a Knee Joint with Functional Electrical Stimulation and Electric Motor Assist

IEEE Transactions on Control Systems Technology, 29(5), 2180โ€“2191.

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, Z. Shengโ€‰*, B. Diciannoโ€‰* & N. Sharma nโ€‰

author keywords: Iron; Electric motors; Muscles; Knee; Torque; Legged locomotion; Real-time systems; Biological control system; exoskeleton; functional electrical stimulation (FES); hybrid neuroprosthesis; model predictive control (MPC); position control; robust control
Sources: ORCID, Web Of Science
Added: August 12, 2021

2021 journal article

Evaluation of Non-Invasive Ankle Joint Effort Prediction Methods for Use in Neurorehabilitation Using Electromyography and Ultrasound Imaging

IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 68(3), 1044โ€“1055.

By: Q. Zhang nโ€‰, A. Iyer n, K. Kimโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, A. Iyer n, K. Kimโ€‰* & N. Sharma*โ€‰

author keywords: Neuromuscular; Biomedical measurement; Force; Mathematical model; Imaging; Dynamics; Ankle dorsiflexion; electromyography; feedforward neural network; linear regression; neuromuscular model; ultrasound imaging
MeSH headings : Ankle Joint / diagnostic imaging; Electromyography; Humans; Isometric Contraction; Muscle, Skeletal / diagnostic imaging; Neurological Rehabilitation; Ultrasonography
Sources: Web Of Science, ORCID
Added: March 22, 2021

2021 conference paper

Plantarflexion Moment Prediction during the Walking Stance Phase with an sEMG-Ultrasound Imaging-Driven Model

2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 2021-January, 6267โ€“6272.

By: Q. Zhang*โ€‰, N. Fragnito*, A. Myers* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang*โ€‰, N. Fragnito*, A. Myers* & N. Sharma*โ€‰

Event: 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society at Mexico on November 1-5, 2021

MeSH headings : Ankle / diagnostic imaging; Ankle Joint / diagnostic imaging; Electromyography; Humans; Ultrasonography; Walking
Sources: Web Of Science, ORCID
Added: April 25, 2022

2021 journal article

Shared Control of a Powered Exoskeleton and Functional Electrical Stimulation Using Iterative Learning

FRONTIERS IN ROBOTICS AND AI, 8.

By: V. Molazadeh*, Q. Zhang nโ€‰, X. Baoโ€‰*, B. Diciannoโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: V. Molazadeh*, Q. Zhang nโ€‰, X. Baoโ€‰*, B. Diciannoโ€‰* & N. Sharma nโ€‰

author keywords: exoskeleton; wearable robot; shared control; iterative learning; functional electrical stimulation (FES)
Sources: Web Of Science, ORCID
Added: November 29, 2021

2021 journal article

Switched Control of an N-Degree-of-Freedom Input Delayed Wearable Robotic System

Automatica, 125.

By: Z. Shengโ€‰*, Z. Sunโ€‰ n, V. Molazadeh* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Shengโ€‰*, Z. Sunโ€‰ n, V. Molazadeh* & N. Sharma nโ€‰

author keywords: Wearable robotics; Input delay; Switched control; Multiple Lyapunov functional analysis
Sources: Web Of Science, ORCID
Added: May 17, 2021

2021 journal article

Ultra-High-Frame-Rate Ultrasound Monitoring of Muscle Contractility Changes Due to Neuromuscular Electrical Stimulation

ANNALS OF BIOMEDICAL ENGINEERING, 49(1), 262โ€“275.

By: Z. Shengโ€‰*, N. Sharma*โ€‰ & K. Kim

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Shengโ€‰*, N. Sharma*โ€‰ & K. Kim

author keywords: Ultrasound imaging; Ultrasound speckle tracking; Neuromuscular electrical stimulation (NMES); Muscle fatigue effects
MeSH headings : Adult; Electric Stimulation; Female; Humans; Isometric Contraction; Male; Muscle Fatigue / physiology; Quadriceps Muscle / diagnostic imaging; Quadriceps Muscle / physiology; Ultrasonography; Young Adult
Sources: Web Of Science, ORCID
Added: June 15, 2020

2021 conference paper

Ultrasound Echogenicity-based Assessment of Muscle Fatigue During Functional Electrical Stimulation

2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 5948โ€“5952.

By: Q. Zhang nโ€‰, A. Iyer n, K. Lambeth n, K. Kimโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, A. Iyer n, K. Lambeth n, K. Kimโ€‰* & N. Sharma nโ€‰

Event: 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society at Mexico on November 1-5, 2021

MeSH headings : Electric Stimulation; Electromyography; Humans; Isometric Contraction; Muscle Fatigue; Ultrasonography
Sources: Web Of Science, ORCID
Added: April 25, 2022

2020 conference paper

An Ultrasound Imaging Based Observer for Estimating NMES-Induced Muscle Fatigue: Theory and Simulation

Volume 1: Adaptive/Intelligent Sys. Control; Driver Assistance/Autonomous Tech.; Control Design Methods; Nonlinear Control; Robotics; Assistive/Rehabilitation Devices; Biomedical/Neural Systems; Building Energy Systems; Connected Vehicle Systems; Control/Estimation of Energy Systems; Control Apps.; Smart Buildings/Microgrids; Education; Human-Robot Systems; Soft Mechatronics/Robotic Components/Systems; Energy/Power Systems; Energy Storage; Estimation/Identification; Vehicle Efficiency/Emissions, 1.

By: Z. Shengโ€‰*, K. Kimโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Shengโ€‰*, K. Kimโ€‰* & N. Sharma nโ€‰

Event: ASME 2020 Dynamic Systems and Control Conference

Sources: Crossref, ORCID
Added: September 23, 2021

2020 conference paper

Analysis of Tremor During Grasp Using Ultrasound Imaging: Preliminary Study

Proceedings of the 8th IEEE RAS/EMBS International Conference on Biomedical Robotics and Biomechatronics, 2020-November, 533โ€“538.

By: A. Iyerโ€‰ n, Z. Shengโ€‰*, Q. Zhang nโ€‰, K. Kim & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: A. Iyerโ€‰ n, Z. Shengโ€‰*, Q. Zhang nโ€‰, K. Kim & N. Sharma nโ€‰

Event: 8th IEEE RAS/EMBS International Conference on Biomedical Robotics and Biomechatronics (BioRob) at New York on November 29 - December 1, 2020

Sources: NC State University Libraries, ORCID
Added: September 23, 2021

2020 chapter

Hybrid Wearable Robotic Exoskeletons for Human Walking

In Wearable Robotics (pp. 347โ€“364).

co-author countries: Spain ๐Ÿ‡ช๐Ÿ‡ธ France ๐Ÿ‡ซ๐Ÿ‡ท United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: J. Morenoโ€‰*, S. Mohammedโ€‰*, N. Sharma*โ€‰ & A. Del-Amaโ€‰*

Sources: Crossref, ORCID
Added: September 23, 2021

2020 chapter

Model Predictive Control-Based Knee Actuator Allocation During a Standing-Up Motion with a Powered Exoskeleton and Functional Electrical Stimulation

In R. Vinjamuri (Ed.), Advances in Motor Neuroprostheses (pp. 89โ€“100).

By: X. Baoโ€‰*, V. Molazadeh*, A. Dodson n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, V. Molazadeh*, A. Dodson n & N. Sharma nโ€‰

Ed(s): R. Vinjamuri

Sources: NC State University Libraries, ORCID
Added: September 23, 2021

2020 journal article

Prediction of Ankle Dorsiflexion Moment by Combined Ultrasound Sonography and Electromyography

IEEE TRANSACTIONS ON NEURAL SYSTEMS AND REHABILITATION ENGINEERING, 28(1), 318โ€“327.

By: Q. Zhang*โ€‰, K. Kimโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang*โ€‰, K. Kimโ€‰* & N. Sharma*โ€‰

author keywords: Ankle dorsiflexion; voluntary contraction force; ultrasound sonography; electromyography; pennation angle; muscle fascicle; neuromusculoskeletal model
MeSH headings : Adult; Algorithms; Ankle / diagnostic imaging; Ankle / physiology; Ankle Joint / diagnostic imaging; Ankle Joint / physiology; Biomechanical Phenomena; Electric Stimulation; Electromyography / methods; Humans; Isometric Contraction; Male; Movement / physiology; Muscle, Skeletal / physiology; Self-Help Devices; Ultrasonography / methods; Young Adult
Sources: Web Of Science, ORCID
Added: February 3, 2020

2020 journal article

Quantitative Assessment of Changes in Muscle Contractility Due to Fatigue During NMES: An Ultrasound Imaging Approach

IEEE Transactions on Biomedical Engineering, 67(3), 832โ€“841.

By: Z. Shengโ€‰*, N. Sharma*โ€‰ & K. Kimโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Shengโ€‰*, N. Sharma*โ€‰ & K. Kimโ€‰*

author keywords: Muscles; Fatigue; Strain; Ultrasonic imaging; Biomedical measurement; Imaging; Force; Ultrasound imaging; neuromuscular electrical stimulation (NMES); muscle fatigue
MeSH headings : Adult; Algorithms; Electric Stimulation / adverse effects; Electric Stimulation / methods; Female; Humans; Image Processing, Computer-Assisted; Knee / diagnostic imaging; Knee / physiology; Male; Muscle Contraction / physiology; Muscle Fatigue / physiology; Quadriceps Muscle / diagnostic imaging; Quadriceps Muscle / physiology; Ultrasonography / methods; Young Adult
Source: ORCID
Added: August 12, 2021

2020 conference paper

Sampled-Data Observer Based Dynamic Surface Control of Delayed Neuromuscular Functional Electrical Stimulation

[Paper]. Volume 1: Adaptive/Intelligent Sys. Control; Driver Assistance/Autonomous Tech.; Control Design Methods; Nonlinear Control; Robotics; Assistive/Rehabilitation Devices; Biomedical/Neural Systems; Building Energy Systems; Connected Vehicle Systems; Control/Estimation of Energy Systems; Control Apps.; Smart Buildings/Microgrids; Education; Human-Robot Systems; Soft Mechatronics/Robotic Components/Systems; Energy/Power Systems; Energy Storage; Estimation/Identification; Vehicle Efficiency/Emissions, 1(DSCC2020-3225).

By: Q. Zhang nโ€‰, A. Iyerโ€‰ n, Z. Sunโ€‰ n, A. Dodson n & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, A. Iyerโ€‰ n, Z. Sunโ€‰ n, A. Dodson n & N. Sharma nโ€‰

Event: ASME 2020 Dynamic Systems and Control Conference on October 5-7, 2020

Sources: Crossref, ORCID
Added: September 23, 2021

2020 journal article

Using Person-Specific Muscle Fatigue Characteristics to Optimally Allocate Control in a Hybrid Exoskeletonโ€”Preliminary Results

IEEE Transactions on Medical Robotics and Bionics, 2(2), 226โ€“235.

By: X. Baoโ€‰*, V. Molazadeh*, A. Dodson n, B. Diciannoโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, V. Molazadeh*, A. Dodson n, B. Diciannoโ€‰* & N. Sharma nโ€‰

author keywords: Functional electrical stimulation; powered exoskeleton; muscle fatigue; nonlinear control; model predictive control; hybrid neuroprosthesis
Source: ORCID
Added: August 12, 2021

2020 conference paper

Volitional Contractility Assessment of Plantar Flexors by Using Non-invasive Neuromuscular Measurements

2020 8th IEEE RAS/EMBS International Conference for Biomedical Robotics and Biomechatronics (BioRob), 2020-November, 515โ€“520.

By: Q. Zhang nโ€‰, A. Iyerโ€‰ n, K. Kimโ€‰* & N. Sharma nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang nโ€‰, A. Iyerโ€‰ n, K. Kimโ€‰* & N. Sharma nโ€‰

Event: 2020 8th IEEE RAS/EMBS International Conference for Biomedical Robotics and Biomechatronics (BioRob)

Sources: Crossref, ORCID
Added: September 23, 2021

2019 journal article

A Robust Iterative Learning Switching Controller for following Virtual Constraints: Application to a Hybrid Neuroprosthesis

IFAC-PapersOnLine, 51(34), 28โ€“33.

By: V. Molazadeh*, Z. Shengโ€‰*, X. Baoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: V. Molazadeh*, Z. Shengโ€‰*, X. Baoโ€‰* & N. Sharma*โ€‰

Sources: Crossref, ORCID
Added: September 23, 2021

2019 conference paper

Ankle Dorsiflexion Strength Monitoring by Combining Sonomyography and Electromyography

2019 IEEE 16th International Conference on Rehabilitation Robotics (ICORR), 2019-June, 240โ€“245.

By: Q. Zhang*โ€‰, Z. Shengโ€‰*, F. Moore-Clingenpeel*, K. Kim & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang*โ€‰, Z. Shengโ€‰*, F. Moore-Clingenpeel*, K. Kim & N. Sharma*โ€‰

Event: 2019 IEEE 16th International Conference on Rehabilitation Robotics (ICORR) at Toronto, Ontario, Canada on June 24-28, 2019

MeSH headings : Adult; Ankle / physiology; Electromyography; Humans; Isometric Contraction / physiology; Linear Models; Male; Muscle, Skeletal / physiology; Range of Motion, Articular / physiology; Signal Processing, Computer-Assisted; Ultrasonics
Sources: Crossref, ORCID
Added: September 23, 2021

2019 journal article

Lyapunov-based Model Predictive Control of an Input Delayed Functional Electrical Simulation

IFAC-PapersOnLine, 51(34), 290โ€“295.

By: Z. Sunโ€‰*, X. Baoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Sunโ€‰*, X. Baoโ€‰* & N. Sharma*โ€‰

author keywords: FES; LMPC; EMD
Sources: Crossref, ORCID
Added: September 23, 2021

2019 journal article

Model Predictive Control of a Feedback-Linearized Hybrid Neuroprosthetic System With a Barrier Penalty

Journal of Computational and Nonlinear Dynamics, 14(10).

By: X. Baoโ€‰*, N. Kirsch, A. Dodson* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, N. Kirsch, A. Dodson* & N. Sharma*โ€‰

Sources: Crossref, ORCID
Added: September 23, 2021

2019 conference paper

Muscle Fatigue Assessment in a Wearable Neuroprosthesis Using Ultrasound Strain Imaging

Sheng, Z., Sharma, N., & Kim, K. (2019, June 24). Presented at the International Functional Electrical Stimulation Society Conference, Toronto, Canada.

By: Z. Sheng, N. Sharmaโ€‰ & K. Kim

Event: International Functional Electrical Stimulation Society Conference at Toronto, Canada on June 24-28, 2019

Source: NC State University Libraries
Added: September 23, 2021

2019 conference paper

Neural-Network Based Iterative Learning Control of a Hybrid Exoskeleton with an MPC Allocation Strategy

[Paper]. Proceedings of the ASME Dynamic Systems Control Conference, 1(DSCC2019-9191).

By: V. Molazadeh*, Q. Zhang*โ€‰, X. Baoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: V. Molazadeh*, Q. Zhang*โ€‰, X. Baoโ€‰* & N. Sharma*โ€‰

Event: Dynamic Systems and Control (DSC) Conference at Park City, UT on October 8-11, 2019

Sources: ORCID, NC State University Libraries
Added: September 24, 2021

2019 speech

New Control and Sensing Approaches for Integrating Functional Electrical Stimulation in a Wearable Exoskeletons

Sharma, N. (2019, February). Presented at the Joint Department of Biomedical Engineering Raleigh: North Carolina State University, University of North Carolina at Chapel Hill.

By: N. Sharmaโ€‰

Event: at Joint Department of Biomedical Engineering Raleigh: North Carolina State University, University of North Carolina at Chapel Hill on February 25, 2019

Source: NC State University Libraries
Added: September 26, 2021

2019 conference paper

Observer Design for a Nonlinear Neuromuscular System with Multi-rate Sampled and Delayed Output Measurements

2019 American Control Conference (ACC), 2019-July, 872โ€“877.

By: Q. Zhang*โ€‰, Z. Shengโ€‰*, K. Kim & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Zhang*โ€‰, Z. Shengโ€‰*, K. Kim & N. Sharma*โ€‰

Event: 2019 American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2019 journal article

Sub-optimally solving actuator redundancy in a hybrid neuroprosthetic system with a multi-layer neural network structure

International Journal of Intelligent Robotics and Applications, 3(3), 298โ€“313.

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, Z. Maoโ€‰*, P. Munroโ€‰*, Z. Sunโ€‰* & N. Sharma*โ€‰

author keywords: Hybrid neuroprosthesis; Actuator redundancy; Rehabilitation; Neural network; Reinforcement learning
Source: ORCID
Added: August 12, 2021

2019 conference paper

Tube-based Model Predictive Control of An Input Delayed Functional Electrical Stimulation

2019 American Control Conference (ACC), 2019-July, 5420โ€“5425.

By: Z. Sunโ€‰*, X. Baoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Sunโ€‰*, X. Baoโ€‰* & N. Sharma*โ€‰

Event: 2019 American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2019 journal article

Ultrasound Tracking of the Acoustically Actuated Microswimmer

IEEE Transactions on Biomedical Engineering, 66(11), 3231โ€“3237.

By: Q. Chenโ€‰*, F. Liu*, Z. Xiao*, N. Sharma*โ€‰, S. Choโ€‰* & K. Kimโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Chenโ€‰*, F. Liu*, Z. Xiao*, N. Sharma*โ€‰, S. Choโ€‰* & K. Kimโ€‰*

author keywords: Microswimmer; acoustically actuated; ultrasound tracking; biomedical applications
MeSH headings : Acoustics; Algorithms; Biomedical Engineering / instrumentation; Drug Delivery Systems; Equipment Design; Microbubbles; Microtechnology / instrumentation; Motion; Phantoms, Imaging; Ultrasonography / methods; Video Recording
Source: ORCID
Added: August 12, 2021

2018 journal article

A Control Scheme That Uses Dynamic Postural Synergies to Coordinate a Hybrid Walking Neuroprosthesis: Theory and Experiments

Frontiers in Neuroscience, 12(APR).

By: N. Alibeji*, V. Molazadeh*, B. Diciannoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, V. Molazadeh*, B. Diciannoโ€‰* & N. Sharma*โ€‰

author keywords: hybrid neuroprosthesis; synergy; nonlinear control; neuromuscular stimulation; Lyapunov
Sources: Crossref, ORCID
Added: September 23, 2021

2018 journal article

A Muscle Synergy-Inspired Control Design to Coordinate Functional Electrical Stimulation and a Powered Exoskeleton: Artificial Generation of Synergies to Reduce Input Dimensionality

IEEE Control Systems, 38(6), 35โ€“60.

By: N. Alibeji*, V. Molazadeh*, F. Moore-Clingenpeel* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, V. Molazadeh*, F. Moore-Clingenpeel* & N. Sharma*โ€‰

Sources: Crossref, ORCID
Added: September 23, 2021

2018 conference paper

A Within-Stride Switching Controller for Walking with Virtual Constraints: Application to a Hybrid Neuroprosthesis

2018 Annual American Control Conference (ACC), 2018-June, 5286โ€“5291.

By: V. Molazadeh*, Z. Shengโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: V. Molazadeh*, Z. Shengโ€‰* & N. Sharma*โ€‰

Event: 2018 Annual American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2018 article

A supplementary condition for the convergence of the control policy during adaptive dynamic programming

ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85098840725&partnerID=MN8TOARS

By: X. Bao, Z. Mao & N. Sharmaโ€‰

Contributors: X. Bao, Z. Mao & N. Sharmaโ€‰

Source: ORCID
Added: July 28, 2022

2018 article

A theoretical difficulty in approximate dynamic programming with input constraints

ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85098820021&partnerID=MN8TOARS

By: X. Bao, Z. Mao & N. Sharmaโ€‰

Contributors: X. Bao, Z. Mao & N. Sharmaโ€‰

Source: ORCID
Added: July 28, 2022

2018 conference paper

An Active-Subspace-Based Algorithm for Reducing Redundancy in a Hybrid Neuroprosthesis

2018 IEEE Conference on Decision and Control (CDC), 2018-December, 4849โ€“4854.

By: F. Moore-Clingenpeel*, V. Molazadeh* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: F. Moore-Clingenpeel*, V. Molazadeh* & N. Sharma*โ€‰

Event: 2018 IEEE Conference on Decision and Control (CDC) at Miami, FL on December 17-19, 2018

Sources: Crossref, ORCID
Added: September 23, 2021

2018 journal article

Dynamic optimization of stimulation frequency to reduce isometric muscle fatigue using a modified Hillโ€Huxley model

Muscle & Nerve, 57(4), 634โ€“641.

By: B. Doll*, N. Kirsch*, X. Baoโ€‰*, B. Diciannoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: B. Doll*, N. Kirsch*, X. Baoโ€‰*, B. Diciannoโ€‰* & N. Sharma*โ€‰

author keywords: dynamic optimization; FES; functional electrical stimulation; Hill-Huxley model; muscle fatigue; muscle force prediction; neuromuscular electrical stimulation
MeSH headings : Adult; Electric Stimulation / methods; Healthy Volunteers; Humans; Isometric Contraction; Male; Muscle Fatigue; Nonlinear Dynamics; Quadriceps Muscle; Young Adult
Sources: Crossref, ORCID
Added: September 23, 2021

2018 conference paper

Hybrid Dynamical System Model and Robust Control of a Hybrid Neuroprosthesis Under Fatigue Based Switching

2018 Annual American Control Conference (ACC), 2018-June, 1446โ€“1451.

By: Z. Shengโ€‰*, V. Molazadeh* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Z. Shengโ€‰*, V. Molazadeh* & N. Sharma*โ€‰

Event: 2018 Annual American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2018 journal article

Model-Based Dynamic Control Allocation in a Hybrid Neuroprosthesis

IEEE Transactions on Neural Systems and Rehabilitation Engineering, 26(1), 224โ€“232.

By: N. Kirsch*, X. Baoโ€‰*, N. Alibeji*, B. Diciannoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, X. Baoโ€‰*, N. Alibeji*, B. Diciannoโ€‰* & N. Sharma*โ€‰

author keywords: Hybrid neuroprosthesis; model predictive control; dynamic control allocation; functional electrical stimulation; muscle fatigue; medical control systems
MeSH headings : Adult; Algorithms; Biomechanical Phenomena; Computer Systems; Electric Stimulation Therapy; Exoskeleton Device; Gait Disorders, Neurologic / rehabilitation; Humans; Leg; Male; Models, Neurological; Muscle Fatigue; Muscle, Skeletal / physiopathology; Neural Prostheses; Paraplegia / rehabilitation; Prosthesis Design; Spinal Cord Injuries / physiopathology; Spinal Cord Injuries / rehabilitation
Source: ORCID
Added: August 12, 2021

2017 journal article

A Modified Dynamic Surface Controller for Delayed Neuromuscular Electrical Stimulation

IEEE/ASME Transactions on Mechatronics, 22(4), 1755โ€“1764.

By: N. Alibeji*, N. Kirsch*, B. Diciannoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch*, B. Diciannoโ€‰* & N. Sharma*โ€‰

author keywords: Activation dynamics; delay systems; dynamic surface control; feedback; input delays; Lyapunov methods; nonlinear controls; nonlinear control systems; neuromuscular electrical stimulation
Source: ORCID
Added: August 12, 2021

2017 journal article

A Non-Linear Control Method to Compensate for Muscle Fatigue during Neuromuscular Electrical Stimulation

Frontiers in Robotics and AI, 4(DEC).

By: N. Sharma*โ€‰, N. Kirsch*, N. Alibeji* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, N. Kirsch*, N. Alibeji* & W. Dixonโ€‰*

author keywords: integrator backstepping; neural networks; muscle fatigue; Lyapunov stability; neuromuscular electrical stimulation
Sources: Crossref, ORCID
Added: September 23, 2021

2017 journal article

A Nonlinear Dynamics-Based Estimator for Functional Electrical Stimulation: Preliminary Results From Lower-Leg Extension Experiments

IEEE Transactions on Neural Systems and Rehabilitation Engineering, 25(12), 2365โ€“2374.

By: M. Allen*, Q. Zhongโ€‰*, N. Kirsch*, A. Daniโ€‰*, W. Clarkโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: M. Allen*, Q. Zhongโ€‰*, N. Kirsch*, A. Daniโ€‰*, W. Clarkโ€‰* & N. Sharma*โ€‰

author keywords: State-dependent coefficient; extended kalman filter; rotation matrix; functional electrical stimulation; nonlinear state estimator
MeSH headings : Algorithms; Biomechanical Phenomena; Electric Stimulation / instrumentation; Healthy Volunteers; Humans; Isometric Contraction / physiology; Joints / anatomy & histology; Joints / physiology; Knee Joint / anatomy & histology; Knee Joint / physiology; Leg / anatomy & histology; Leg / physiology; Muscle, Skeletal / physiology; Nonlinear Dynamics
Sources: ORCID, Crossref
Added: August 12, 2021

2017 journal article

A PID-Type Robust Input Delay Compensation Method for Uncertain Eulerโ€“Lagrange Systems

IEEE Transactions on Control Systems Technology, 25(6), 2235โ€“2242.

By: N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji* & N. Sharma*โ€‰

author keywords: Delay compensation; Euler-Lagrange systems; robust control; unknown input delay.
Source: ORCID
Added: August 12, 2021

2017 conference paper

A Tube-based Model Predictive Control Method for Sharing Control Inputs in a Hybrid Neuroprosthesis

Bao, X., Sheng, Z., & Sharma, N. (2017, October 24). Presented at the IROS workshop on Assistance and Service Robotics in a Human Environment, Vancouver, British Columbia, Canada.

By: X. Bao, Z. Sheng & N. Sharmaโ€‰

Event: IROS workshop on Assistance and Service Robotics in a Human Environment at Vancouver, British Columbia, Canada on October 24-28, 2017

Source: NC State University Libraries
Added: September 24, 2021

2017 conference paper

A recurrent neural network based MPC for a hybrid neuroprosthesis system

2017 IEEE 56th Annual Conference on Decision and Control (CDC), 2018-January, 4715โ€“4720.

By: X. Baoโ€‰*, Z. Sunโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, Z. Sunโ€‰* & N. Sharma*โ€‰

Event: 2017 IEEE 56th Annual Conference on Decision and Control (CDC)

Sources: ORCID, Crossref
Added: September 23, 2021

2017 journal article

An adaptive low-dimensional control to compensate for actuator redundancy and FES-induced muscle fatigue in a hybrid neuroprosthesis

Control Engineering Practice, 59, 204โ€“219.

By: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

author keywords: Functional electrical stimulation; Muscle fatigue; Dynamic surface control; Synergies; Human inspired control; Adaptive control; State estimator; Input delays; Electromechanical delays
Sources: Crossref, ORCID
Added: September 23, 2021

2017 journal article

Bilateral control of functional electrical stimulation and robotics-based telerehabilitation

International Journal of Intelligent Robotics and Applications, 1(1), 6โ€“18.

By: N. Alibeji*, B. Diciannoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, B. Diciannoโ€‰* & N. Sharma*โ€‰

Source: ORCID
Added: August 12, 2021

2017 chapter

Dynamic Optimization of a Hybrid Gait Neuroprosthesis to Improve Efficiency andย Walking Duration: A Simulation Study

In J. Ibรกรฑez, J. Gonzรกlez-Vargas, J. Azorรญn, M. Akay, & J. Pons (Eds.), Converging Clinical and Engineering Research on Neurorehabilitation II (pp. 687โ€“691).

By: N. Kirsch*, N. Alibeji*, M. Redfernโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji*, M. Redfernโ€‰* & N. Sharma*โ€‰

Ed(s): J. Ibรกรฑez, J. Gonzรกlez-Vargas, J. Azorรญn, M. Akay & J. Pons

Sources: Crossref, ORCID
Added: September 23, 2021

2017 conference paper

Experimental demonstration of a delay compensating controller in a hybrid walking neuroprosthesis

2017 8th International IEEE/EMBS Conference on Neural Engineering (NER), 465โ€“468.

By: A. Dodson*, N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: A. Dodson*, N. Alibeji* & N. Sharma*โ€‰

Event: 2017 8th International IEEE/EMBS Conference on Neural Engineering (NER)

Sources: Crossref, ORCID
Added: September 23, 2021

2017 conference paper

Human Motor Control Inspired Controller to Compensate for Actuator Redundancy in a Hybrid Neuroprosthesis

Workshop on Assistance and Service Robotics in a Human Environment. Presented at the 2017 IEEE/RSJ International Conference on Intelligent Robots and Systems, Vancouver, British Columbia, Canada.

By: N. Sharmaโ€‰

Event: 2017 IEEE/RSJ International Conference on Intelligent Robots and Systems at Vancouver, British Columbia, Canada on September 24-28, 2017

Source: NC State University Libraries
Added: September 23, 2021

2017 chapter

Modeling and Dynamic Optimization of a Hybrid Neuroprosthesis for Gait Restoration

In J. Ueda & Y. Kurita (Eds.), Human Modelling for Bio-Inspired Robotics (pp. 139โ€“159).

By: N. Sharma*โ€‰ & N. Kirsch*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰ & N. Kirsch*

Ed(s): J. Ueda & Y. Kurita

Sources: Crossref, ORCID
Added: September 23, 2021

2017 journal article

Nonlinear model predictive control of functional electrical stimulation

Control Engineering Practice, 58, 319โ€“331.

By: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

author keywords: Functional electrical stimulation; Nonlinear model predictive control; Muscle parameter identification; Rehabilitation engineering; Gradient projection algorithm
Sources: Crossref, ORCID
Added: September 23, 2021

2017 chapter

Preliminary Experiments of an Adaptive Low-Dimensional Control for a Hybrid Neuroprosthesis

In J. Ibรกรฑez, J. Gonzรกlez-Vargas, J. Azorรญn, M. Akay, & J. Pons (Eds.), Converging Clinical and Engineering Research on Neurorehabilitation II (pp. 693โ€“697).

By: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

Ed(s): J. Ibรกรฑez, J. Gonzรกlez-Vargas, J. Azorรญn, M. Akay & J. Pons

Sources: Crossref, ORCID
Added: September 23, 2021

2017 conference paper

Shared control of functional electrical stimulation and an electric motor in a hybrid neuroprosthesis

Sharma, N. (2017, May 29). Presented at the 2017 IEEE International Conference on Robotics and Automation (ICRA) : Innovation, Entrepreneurship, and Real-world Sollutions, Marina Bay Sands, Singapore.

By: N. Sharmaโ€‰

Event: 2017 IEEE International Conference on Robotics and Automation (ICRA) : Innovation, Entrepreneurship, and Real-world Sollutions at Marina Bay Sands, Singapore on May 29 - June 3, 2017

Source: NC State University Libraries
Added: September 23, 2021

2017 speech

Shared control of functional electrical stimulation and an electric motor in a hybrid neuroprosthesis

Sharma, S. (2017, March). Presented at the Institute of Robotics and Intelligent Machines, Georgia Institute of Technology, Atlanta, Georgia.

By: S. Sharma

Event: Institute of Robotics and Intelligent Machines at Georgia Institute of Technology, Atlanta, Georgia on March 8, 2017

Source: NC State University Libraries
Added: September 24, 2021

2016 speech

Control methods for shared use of an electrically-stimulated human muscle and a robot in a hybrid neuroprosthetic

Sharma, N. (2016, June). Presented at the Robotics Science Systems Workshop on Human Robot Collaboration, University of Michigan, Ann Arbor, MI.

By: N. Sharmaโ€‰

Event: Robotics Science Systems Workshop on Human Robot Collaboration at University of Michigan, Ann Arbor, MI on June 18, 2016

Source: NC State University Libraries
Added: September 24, 2021

2016 conference paper

Dynamic control allocation of a feedback linearized hybrid neuroprosthetic system

2016 American Control Conference (ACC), 2016-July, 3976โ€“3981.

By: X. Baoโ€‰*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: X. Baoโ€‰*, N. Kirsch* & N. Sharma*โ€‰

Event: 2016 American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2016 conference paper

Robust compensation of electromechanical delay during neuromuscular electrical stimulation of antagonistic muscles

2016 American Control Conference (ACC), 2016-July, 4871โ€“4876.

By: T. Qiu*, N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: T. Qiu*, N. Alibeji* & N. Sharma*โ€‰

Event: 2016 American Control Conference (ACC) at Boston, MA on July 6-8, 2016

Sources: Crossref, ORCID
Added: September 23, 2021

2016 speech

Shared control of functional electrical stimulation and an electric motor in a hybrid neuroprosthesis

Sharma, N. (2016, March). Presented at the Department of Sports Medicine, University of Pittsburgh, Pittsburgh, PA.

By: N. Sharmaโ€‰

Event: at Department of Sports Medicine, University of Pittsburgh, Pittsburgh, PA on March 1, 2016

Source: NC State University Libraries
Added: September 26, 2021

2016 speech

Shared control of functional electrical stimulation and an electric motor in a hybrid neuroprosthesis

Sharma, N. (2016, November). Presented at the Department of Engineering Science and Mechanics at Pennsylvania State University, State College, PA.

By: N. Sharmaโ€‰

Event: at Department of Engineering Science and Mechanics at Pennsylvania State University, State College, PA on November 16, 2016

Source: NC State University Libraries
Added: September 30, 2021

2016 conference paper

Switching control of functional electrical stimulation and motor assist for muscle fatigue compensation

2016 American Control Conference (ACC), 2016-July, 4865โ€“4870.

By: N. Kirsch*, N. Alibeji*, B. Diciannoโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji*, B. Diciannoโ€‰* & N. Sharma*โ€‰

Event: 2016 American Control Conference (ACC) at Boston, MA on July 6-8, 2016

Sources: Crossref, ORCID
Added: September 23, 2021

2015 journal article

A Muscle Synergy-Inspired Adaptive Control Scheme for a Hybrid Walking Neuroprosthesis

Frontiers in Bioengineering and Biotechnology, 3, 203.

By: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

author keywords: non-linear control; adaptive control; time-invariant synergies; functional electrical stimulation; hybrid neuroprosthesis
Sources: Crossref, ORCID
Added: September 23, 2021

2015 journal article

An Adaptive Low-Dimensional Control for a Hybrid Neuroprosthesis

IFAC-PapersOnLine, 48(20), 303โ€“308.

By: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

Sources: Crossref, ORCID
Added: September 23, 2021

2015 speech

Closed-loop Control Methods for a Hybrid Neuroprosthesis

Sharma, N. (2015, June). Presented at the Human Engineering Research Laboratories, University of Pittsburgh, Pittsburgh, PA.

By: N. Sharmaโ€‰

Event: Human Engineering Research Laboratories at University of Pittsburgh, Pittsburgh, PA on June 22, 2015

Source: NC State University Libraries
Added: September 24, 2021

2015 speech

Closed-loop Control Methods for a Hybrid Neuroprosthesis

Sharma, N. (2015, October). Presented at the Panther Rounds Speaker (UPMC Mercy), Department of Physical Medicine and Rehabilitation, University of Pittsburgh, Pittsburgh, PA.

By: N. Sharmaโ€‰

Event: at Panther Rounds Speaker (UPMC Mercy), Department of Physical Medicine and Rehabilitation, University of Pittsburgh, Pittsburgh, PA on October 21, 2015

Source: NC State University Libraries
Added: September 30, 2021

2015 conference paper

Dynamic surface control of neuromuscular electrical stimulation of a musculoskeletal system with activation dynamics and an input delay

2015 American Control Conference (ACC), 2015-July, 631โ€“636.

By: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

Event: 2015 American Control Conference (ACC)

Sources: Crossref, ORCID
Added: September 23, 2021

2015 conference paper

Expectation Maximization Method to Identify an Electrically Stimulated Musculoskeletal Model

[Paper]. Volume 2: Diagnostics and Detection; Drilling; Dynamics and Control of Wind Energy Systems; Energy Harvesting; Estimation and Identification; Flexible and Smart Structure Control; Fuels Cells/Energy Storage; Human Robot Interaction; HVAC Building Energy Management; Industrial Applications; Intelligent Transportation Systems; Manufacturing; Mechatronics; Modelling and Validation; Motion and Vibration Control Applications, 2(DSCC2015-9956).

By: H. Ravichandarโ€‰*, A. Daniโ€‰*, J. Khadijah-Hajdu*, N. Kirsch*, Q. Zhongโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: H. Ravichandarโ€‰*, A. Daniโ€‰*, J. Khadijah-Hajdu*, N. Kirsch*, Q. Zhongโ€‰* & N. Sharma*โ€‰

Event: ASME 2015 Dynamic Systems and Control Conference

Sources: Crossref, ORCID
Added: September 23, 2021

2015 journal article

Further Results on Predictor-Based Control of Neuromuscular Electrical Stimulation

IEEE Transactions on Neural Systems and Rehabilitation Engineering, 23(6), 1095โ€“1105.

By: N. Alibeji*, N. Kirsch*, S. Farrokhiโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch*, S. Farrokhiโ€‰* & N. Sharma*โ€‰

author keywords: Electromechanical delay; functional electrical stimulation; input delay; Lyapunov-Krasovskii functionals; Lyapunov Methods; neuromuscular electrical stimulation (NMES); nonlinear control
MeSH headings : Adult; Algorithms; Arm / physiology; Electric Stimulation; Healthy Volunteers; Humans; Leg / innervation; Leg / physiology; Male; Models, Neurological; Movement; Musculoskeletal Physiological Phenomena; Nonlinear Dynamics; Psychomotor Performance / physiology; Walking / physiology; Young Adult
Sources: Crossref, ORCID
Added: September 23, 2021

2015 conference paper

Nonlinear Model Predictive Control of Functional Electrical Stimulation

Volume 2: Diagnostics and Detection; Drilling; Dynamics and Control of Wind Energy Systems; Energy Harvesting; Estimation and Identification; Flexible and Smart Structure Control; Fuels Cells/Energy Storage; Human Robot Interaction; HVAC Building Energy Management; Industrial Applications; Intelligent Transportation Systems; Manufacturing; Mechatronics; Modelling and Validation; Motion and Vibration Control Applications, 2.

By: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

Event: ASME 2015 Dynamic Systems and Control Conference

Sources: Crossref, ORCID
Added: September 23, 2021

2015 journal article

Optimization of a Stimulation Train based on a Predictive Model of Muscle Force and Fatigue

IFAC-PapersOnLine, 48(20), 338โ€“342.

By: B. Doll*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: B. Doll*, N. Kirsch* & N. Sharma*โ€‰

Sources: Crossref, ORCID
Added: September 23, 2021

2014 conference paper

A discrete-time nonlinear estimator for an orthosis-aided gait

ASME 2014 Dynamic Systems and Control Conference, DSCC 2014, 1. http://www.scopus.com/inward/record.url?eid=2-s2.0-84929353401&partnerID=MN8TOARS

By: A. Dani & N. Sharmaโ€‰

Contributors: A. Dani & N. Sharmaโ€‰

Source: ORCID
Added: August 12, 2021

2014 conference paper

A semi-active hybrid neuroprosthesis for restoring lower limb function in paraplegics

2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2014, 2557โ€“2560.

By: N. Kirsch*, N. Alibeji*, L. Fisherโ€‰*, C. Gregory* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji*, L. Fisherโ€‰*, C. Gregory* & N. Sharma*โ€‰

MeSH headings : Electric Stimulation Therapy / instrumentation; Gait / physiology; Hip / physiopathology; Humans; Knee / physiopathology; Lower Extremity / physiopathology; Neural Prostheses; Orthotic Devices; Paraplegia / rehabilitation; Walking / physiology
Source: ORCID
Added: August 12, 2021

2014 conference paper

A state synchronization controller for functional electrical stimulation-based telerehabilitation

ASME 2014 Dynamic Systems and Control Conference, DSCC 2014, 3.

By: N. Alibeji*, N. Kirsch*, A. Sethiโ€‰* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch*, A. Sethiโ€‰* & N. Sharma*โ€‰

Source: ORCID
Added: August 12, 2021

2014 journal article

Dynamic optimization of FES and orthosis-based walking using simple models

IEEE Transactions on Neural Systems and Rehabilitation Engineering, 22(1), 114โ€“126.

By: N. Sharma*โ€‰, V. Mushahwarโ€‰* & R. Stein*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, V. Mushahwarโ€‰* & R. Stein*

author keywords: Dynamic optimization; functional electrical stimulation; hybrid orthosis; optimal control; walking model
MeSH headings : Computer Simulation; Electric Stimulation Therapy / methods; Gait; Gait Disorders, Neurologic / physiopathology; Gait Disorders, Neurologic / rehabilitation; Humans; Leg / physiopathology; Models, Biological; Muscle Contraction; Muscle, Skeletal / physiopathology; Orthotic Devices; Range of Motion, Articular; Therapy, Computer-Assisted / methods
Source: ORCID
Added: August 12, 2021

2014 conference paper

Model predictive control-based dynamic control allocation in a hybrid neuroprosthesis

ASME 2014 Dynamic Systems and Control Conference, DSCC 2014, 3.

By: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

Source: ORCID
Added: August 12, 2021

2014 conference paper

Nonlinear estimation of gait kinematics during functional electrical stimulation and orthosis-based walking

2014 American Control Conference, 4778โ€“4783.

By: N. Sharma*โ€‰ & A. Daniโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰ & A. Daniโ€‰*

Event: 2014 American Control Conference - ACC 2014 at Portland, OR on June 4-6, 2014

Sources: ORCID, Crossref
Added: August 12, 2021

2013 journal article

Adaptive inverse optimal neuromuscular electrical stimulation

IEEE Transactions on Cybernetics, 43(6), 1710โ€“1718.

By: Q. Wangโ€‰*, N. Sharma*โ€‰, M. Johnsonโ€‰*, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Wangโ€‰*, N. Sharma*โ€‰, M. Johnsonโ€‰*, C. Gregory* & W. Dixonโ€‰*

author keywords: Functional electrical stimulation (FES); inverse optimal control; Lyapunov stability; neural network (NN); neuromuscular electrical stimulation; nonlinear system control
MeSH headings : Adaptation, Physiological / physiology; Adult; Algorithms; Biofeedback, Psychology / methods; Biofeedback, Psychology / physiology; Electric Stimulation Therapy / methods; Humans; Knee Joint / physiology; Male; Muscle Contraction / physiology; Muscle, Skeletal / physiology; Range of Motion, Articular / physiology; Therapy, Computer-Assisted / methods
Source: ORCID
Added: August 12, 2021

2013 conference paper

Control of functional electrical stimulation in the presence of electromechanical and communication delays

International IEEE/EMBS Conference on Neural Engineering, NER, 299โ€“302.

By: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Alibeji*, N. Kirsch* & N. Sharma*โ€‰

Source: ORCID
Added: August 12, 2021

2013 conference paper

Optimized control of different actuation strategies for FES and orthosis aided gait

ASME 2013 Dynamic Systems and Control Conference, DSCC 2013, 1.

By: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Kirsch*, N. Alibeji* & N. Sharma*โ€‰

Source: ORCID
Added: August 12, 2021

2013 journal article

Saturated control of an uncertain nonlinear system with input delay

Automatica, 49(6), 1741โ€“1747.

By: N. Fischer*, A. Daniโ€‰*, N. Sharma*โ€‰ & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Fischer*, A. Daniโ€‰*, N. Sharma*โ€‰ & W. Dixonโ€‰*

author keywords: Saturated control; Input delay; Nonlinear control; Lyapunov-Krasovskii functional
Source: ORCID
Added: August 12, 2021

2012 conference paper

A predictor-based compensation for electromechanical delay during neuromuscular electrical stimulation-II

Proceedings of the American Control Conference, 5604โ€“5609. http://www.scopus.com/inward/record.url?eid=2-s2.0-84869406024&partnerID=MN8TOARS

By: N. Sharmaโ€‰

Contributors: N. Sharmaโ€‰

Source: ORCID
Added: August 12, 2021

2012 journal article

Closed-loop neural network-based NMES control for human limb tracking

IEEE Transactions on Control Systems Technology, 20(3), 712โ€“725.

By: N. Sharma*โ€‰, C. Gregory*, M. Johnsonโ€‰* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, C. Gregory*, M. Johnsonโ€‰* & W. Dixonโ€‰*

author keywords: Asymptotic stability; closed-loop control of functional electrical stimulation (FES); neural networks (NNs); neuromuscular electrical stimulation (NMES); non-isometric contractions; nonlinear control; robust integral of the sign of the error (RISE)-based feedback
Source: ORCID
Added: August 12, 2021

2012 conference paper

Gait planning and double support phase model for functional electrical stimulation-based walking

Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, 1904โ€“1907.

By: N. Sharma*โ€‰ & R. Stein*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ

Contributors: N. Sharma*โ€‰ & R. Stein*

MeSH headings : Electric Stimulation; Gait / physiology; Humans; Leg / physiology; Models, Theoretical; Thigh / physiology; Torque; Walking / physiology
Source: ORCID
Added: August 12, 2021

2012 journal article

Gait planning and double support phase model for functional electrical stimulation-based walking.

Conference Proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference, 2012, 1904โ€“1907. http://www.scopus.com/inward/record.url?eid=2-s2.0-84880821464&partnerID=MN8TOARS

By: N. Sharmaโ€‰ & R. Stein

Contributors: N. Sharmaโ€‰ & R. Stein

Source: ORCID
Added: August 12, 2021

2012 speech

Lyapunov-based Control and Trajectory Planning for Restoring Human Limb Function

Sharma, N. (2012, February). Presented at the Department of Mechanical Engineering and Materials Science, University of Pittsburgh, Pittsburgh, PA.

By: N. Sharmaโ€‰

Event: at Department of Mechanical Engineering and Materials Science, University of Pittsburgh, Pittsburgh, PA

Source: NC State University Libraries
Added: September 30, 2021

2012 speech

Lyapunov-based Control and Trajectory Planning for Restoring Human Limb Function,

Sharma, N. (2012, March). Presented at the Department of Mechanical Engineering, University of California Riverside, Riverside, CA.

By: N. Sharmaโ€‰

Event: Department of Mechanical Engineering at University of California Riverside, Riverside, CA

Source: NC State University Libraries
Added: September 24, 2021

2012 speech

Nonlinear Control and Optimization Methods for Functional Electrical Stimulation

Sharma, N. (2012, January). Presented at the Department of Mechanical Engineering, University of Alberta, Edmonton, AB, Canada.

By: N. Sharmaโ€‰

Event: Department of Mechanical Engineering at University of Alberta, Edmonton, AB, Canada

Source: NC State University Libraries
Added: September 23, 2021

2012 speech

Nonlinear Control and Optimization Methods for Functional Electrical Stimulation

Sharma, N. (2012, February). Department of Biomedical Engineering, presented at the Department of Biomedical Engineering, University of California, Davis, Davis, CA.

By: N. Sharmaโ€‰

Event: Department of Biomedical Engineering at University of California, Davis, Davis, CA

Source: NC State University Libraries
Added: September 24, 2021

2012 speech

Nonlinear Control and Optimization Methods for Restoring Walking via Neuroprosthetics

(2012, April). Presented at the Department of Mechanical and Industrial Engineering, University of Massachusetts Amherst, Amherst, MA.

Nitin Sharma

Event: at Department of Mechanical and Industrial Engineering, University of Massachusetts Amherst, Amherst, MA

Source: NC State University Libraries
Added: September 30, 2021

2012 speech

Nonlinear Control and Optimization Methods for Restoring Walking via Neuroprosthetics

Sharma, N. (2012, March). Presented at the Department of Mechanical and Materials Engineering, University of Nebraska-Lincoln, Lincoln, NE.

By: N. Sharmaโ€‰

Event: at Department of Mechanical and Materials Engineering, University of Nebraska-Lincoln, Lincoln, NE

Source: NC State University Libraries
Added: September 30, 2021

2012 conference paper

RISE-based control of an uncertain nonlinear system with time-varying state delays

Proceedings of the IEEE Conference on Decision and Control, 3502โ€“3507.

By: N. Fischer*, R. Kamalapurkarโ€‰*, N. Sharma*โ€‰ & W. Dixonโ€‰*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Fischer*, R. Kamalapurkarโ€‰*, N. Sharma*โ€‰ & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2012 journal article

Rise-based adaptive control of a control affine uncertain nonlinear system with unknown state delays

IEEE Transactions on Automatic Control, 57(1), 255โ€“259.

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, S. Bhasinโ€‰*, Q. Wangโ€‰* & W. Dixonโ€‰*

author keywords: Desired compensation adaptation law (DCAL)
Source: ORCID
Added: August 12, 2021

2011 journal article

A novel modulation strategy to increase stimulation duration in neuromuscular electrical stimulation

Muscle and Nerve, 44(3), 382โ€“387.

By: R. Downeyโ€‰*, M. Bellman*, N. Sharma*โ€‰, Q. Wangโ€‰*, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: R. Downeyโ€‰*, M. Bellman*, N. Sharma*โ€‰, Q. Wangโ€‰*, C. Gregory* & W. Dixonโ€‰*

author keywords: amplitude modulation; frequency modulation; functional electrical stimulation; muscle fatigue; neuromuscular electrical stimulation
MeSH headings : Adult; Electric Stimulation; Electric Stimulation Therapy / methods; Feedback, Physiological / physiology; Female; Humans; Male; Muscle Contraction / physiology; Muscle Fatigue / physiology; Neuromuscular Diseases / physiopathology; Neuromuscular Diseases / therapy; Quadriceps Muscle / physiopathology; Task Performance and Analysis; Time Factors
Source: ORCID
Added: August 12, 2021

2011 journal article

Asymptotic tracking by a reinforcement learning-based adaptive critic controller

Journal of Control Theory and Applications, 9(3), 400โ€“409.

By: S. Bhasinโ€‰*, N. Sharma*โ€‰, P. Patre* & W. Dixonโ€‰*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: S. Bhasinโ€‰*, N. Sharma*โ€‰, P. Patre* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2011 conference paper

Optimal trajectory planning for a constrained functional electrical stimulation-based human walking

2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2011, 603โ€“607.

By: N. Sharma*โ€‰ & R. Stein*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ

Contributors: N. Sharma*โ€‰ & R. Stein*

Event: 2011 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society at Boston, MA on August 30 - September 3, 2011

MeSH headings : Algorithms; Electric Stimulation Therapy / methods; Gait Disorders, Neurologic / rehabilitation; Humans; Leg / physiopathology; Muscle Contraction; Muscle, Skeletal / physiopathology; Therapy, Computer-Assisted / methods
Sources: ORCID, Crossref
Added: August 12, 2021

2011 journal article

Predictor-based compensation for electromechanical delay during neuromuscular electrical stimulation

IEEE Transactions on Neural Systems and Rehabilitation Engineering, 19(6), 601โ€“611.

By: N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

author keywords: Electromechanical delay; functional electrical stimulation; input delay; Lyapunov-Krasovskii functionals; neuromuscular electrical stimulation (NMES); nonlinear control
MeSH headings : Adult; Algorithms; Electric Stimulation / instrumentation; Electric Stimulation / methods; Electromyography; Electrophysiology; Equipment Design; Female; Forecasting; Humans; Knee Joint / physiology; Lower Extremity / physiology; Male; Mechanical Phenomena; Muscle, Skeletal / innervation; Muscle, Skeletal / physiology; Nonlinear Dynamics; Young Adult
Source: ORCID
Added: August 12, 2021

2011 journal article

Predictor-based control for an uncertain EulerLagrange system with input delay

Automatica, 47(11), 2332โ€“2342.

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, S. Bhasinโ€‰*, Q. Wangโ€‰* & W. Dixonโ€‰*

author keywords: Input delay compensation; Uncertainty; Nonlinear control; Lyapunov-based control; Lyapunov-Krasovskii functionals
Source: ORCID
Added: August 12, 2021

2011 conference paper

Saturated control of an uncertain Euler-Lagrange system with input delay

Proceedings of the IEEE Conference on Decision and Control, 7587โ€“7592.

By: N. Fischer*, A. Daniโ€‰*, N. Sharma*โ€‰ & W. Dixonโ€‰*

co-author countries: Canada ๐Ÿ‡จ๐Ÿ‡ฆ United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Fischer*, A. Daniโ€‰*, N. Sharma*โ€‰ & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2010 conference paper

Adaptive inverse optimal neuromuscular electrical stimulation

IEEE International Symposium on Intelligent Control - Proceedings, 1287โ€“1292.

By: Q. Wang*, N. Sharma*โ€‰, M. Johnsonโ€‰* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Wang*, N. Sharma*โ€‰, M. Johnsonโ€‰* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2010 conference paper

Asymptotic optimal control of neuromuscular electrical stimulation

Proceedings of the IEEE Conference on Decision and Control, 839โ€“844.

By: Q. Wang*, N. Sharma*โ€‰, M. Johnsonโ€‰* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: Q. Wang*, N. Sharma*โ€‰, M. Johnsonโ€‰* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2010 conference paper

Compensating Input Delay and Muscle Fatigue during Neuromuscular Electrical Stimulation Control

Sharma, N., & Dixon, W. E. (2010, April 22). Presented at the Symposium on Emerging Topics in Control and Modeling: Biomedical Systems, Urbana, IL. http://biomedsym.beckman.illinois.edu/posters/Sharma2.pdf

By: N. Sharmaโ€‰ & W. Dixon

Event: Symposium on Emerging Topics in Control and Modeling: Biomedical Systems at Urbana, IL on April 22-23, 2010

Source: NC State University Libraries
Added: September 23, 2021

2010 conference paper

Lyapunov-based Control Methods for Neuromuscular Electrical Stimulation

Sharma, N. (2010, September). Presented at the Alberta Motor Control Meeting, Kananaskis, AB, Canada.

By: N. Sharmaโ€‰

Event: Alberta Motor Control Meeting at Kananaskis, AB, Canada

Source: NC State University Libraries
Added: September 23, 2021

2010 conference paper

Nonlinear control of NMES: Incorporating fatigue and calcium dynamics

Proceedings of the ASME Dynamic Systems and Control Conference 2009, DSCC2009, (PART A), 705โ€“712.

By: N. Sharma*โ€‰, P. Patre*, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, P. Patre*, C. Gregory* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2010 conference paper

Predictor-based control for an uncertain Euler-Lagrange system with input delay

Proceedings of the 2010 American Control Conference, 1422โ€“1427.

By: N. Sharma*โ€‰, S. Bhasinโ€‰*, Q. Wang* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, S. Bhasinโ€‰*, Q. Wang* & W. Dixonโ€‰*

Event: 2010 American Control Conference (ACC 2010) at Baltimore, MD on June 30 - July 2, 2010

Sources: Crossref, ORCID
Added: August 12, 2021

2010 conference paper

RISE-based adaptive control of an uncertain nonlinear system with unknown state delays

Proceedings of the IEEE Conference on Decision and Control, 1773โ€“1778.

By: N. Sharma*โ€‰, S. Bhasinโ€‰*, Q. Wang* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, S. Bhasinโ€‰*, Q. Wang* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2010 conference paper

Robust asymptotic tracking of a class of nonlinear systems using an adaptive critic based controller

Proceedings of the 2010 American Control Conference, ACC 2010, 3223โ€“3228. http://www.scopus.com/inward/record.url?eid=2-s2.0-77957804698&partnerID=MN8TOARS

By: S. Bhasin, N. Sharmaโ€‰, P. Patre & W. Dixon

Contributors: S. Bhasin, N. Sharmaโ€‰, P. Patre & W. Dixon

Source: ORCID
Added: August 12, 2021

2009 journal article

Nonlinear neuromuscular electrical stimulation tracking control of a human limb

IEEE Transactions on Neural Systems and Rehabilitation Engineering, 17(6), 576โ€“584.

By: N. Sharma*โ€‰, K. Stegath*, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, K. Stegath*, C. Gregory* & W. Dixonโ€‰*

author keywords: Asymptotic stability; Lyapunov methods; neuromuscular electrical stimulation (NMES); nonlinear control; RISE feedback
MeSH headings : Adult; Algorithms; Electric Stimulation / methods; Feedback, Physiological / physiology; Female; Humans; Knee Joint / physiology; Male; Movement / physiology; Muscle Contraction / physiology; Muscle, Skeletal / innervation; Muscle, Skeletal / physiology; Task Performance and Analysis; Young Adult
Source: ORCID
Added: August 12, 2021

2008 journal article

Comparing the force- and excursion-frequency relationships in human skeletal muscle

Muscle and Nerve, 38(6), 1627โ€“1629.

By: C. Gregory*, C. Bickel*, N. Sharma*โ€‰ & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: C. Gregory*, C. Bickel*, N. Sharma*โ€‰ & W. Dixonโ€‰*

author keywords: electrical stimulation; force; muscle
MeSH headings : Adult; Electric Stimulation; Female; Humans; Isometric Contraction / physiology; Leg / physiology; Male; Muscle Contraction / physiology; Muscle, Skeletal / physiology; Young Adult
Source: ORCID
Added: August 12, 2021

2008 conference paper

Modified neural network-based electrical stimulation for human limb tracking

IEEE International Symposium on Intelligent Control - Proceedings, 1320โ€“1325.

By: N. Sharma*โ€‰, C. Gregory*, M. Johnsonโ€‰* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: N. Sharma*โ€‰, C. Gregory*, M. Johnsonโ€‰* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2008 conference paper

Nonlinear tracking control of a human limb via neuromuscular electrical stimulation

Proceedings of the American Control Conference, 1941โ€“1946.

By: K. Stegath*, N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: K. Stegath*, N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2007 conference paper

An extremum seeking method for non-isometric neuromuscular electrical stimulation

Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics, 2528โ€“2532.

By: K. Stegath*, N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: K. Stegath*, N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

2007 conference paper

Experimental demonstration of rise-based NMES of human quadriceps muscle

2007 IEEE/NIH Life Science Systems and Applications Workshop, LISA, 43โ€“46.

By: K. Stegath*, N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ

Contributors: K. Stegath*, N. Sharma*โ€‰, C. Gregory* & W. Dixonโ€‰*

Source: ORCID
Added: August 12, 2021

Employment

Updated: September 3rd, 2019 21:18

2019 - present

North Carolina State University Raleigh, NC, US
Associate Professor Biomedical Engineering

2012 - 2019

University of Pittsburgh Pittsburgh, PA, US
Assistant Professor Mechanical Engineering and Materials Science

2010 - 2012

University of Alberta Faculty of Science Edmonton, AB, CA
Postdoctoral Fellow Physiology

Education

Updated: August 16th, 2015 11:32

2006 - 2010

University of Florida Gainesville, FL, US
PhD/Mechanical Engineering Mechanical Engineering

2006 - 2008

University of Florida Gainesville, FL, US
M.S. Mechanical Engineering PhD

2000 - 2004

Thapar University Patiala, Punjab, IN
B.E. Industrial Engineering Industrial Engineering

Funding History

Funding history based on the linked ORCID record. Updated: August 16th, 2015 11:35

grant May 1, 2015 - April 30, 2018
Coordinating Electrical Stimulation and Motor Assist in a Hybrid Neuroprosthesis Using Control Strategies Inspired by Human Motor Control
National Science Foundation - Directorate for Engineering
grant July 1, 2011 - June 30, 2012
Design of Optimal Walking Trajectories to Restore Safe and Metabolically Efficient Movement in Mobility-impaired Persons
Alberta Innovates - Health Solutions

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