Publications by authors named "Brian Umberger"

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Modeling the effects of non-ideal ankle exoskeleton controllers on assisted standing balance in older adults with impaired muscle strength.
Daphna Raz, Necmiye Ozay, Brian R Umberger

Annu Int Conf IEEE Eng Med Biol Soc· July 2025

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Ankle Exoskeletons May Hinder Standing Balance in Simple Models of Older and Younger Adults.
Daphna Raz, Varun Joshi, Brian R Umberger, Necmiye Ozay

IEEE Trans Neural Syst Rehabil Eng· May 2025

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Biomechanical mechanisms for modulating stride frequency in walking.
Russell T Johnson, Brian R Umberger

J Biomech· March 2025

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Ankle Exoskeletons May Hinder Standing Balance in Simple Models of Older and Younger Adults.
Daphna Raz, Varun Joshi, Brian R Umberger, Necmiye Ozay

ArXiv· October 2024

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A three-dimensional musculoskeletal model of the pelvis and lower limb of Australopithecus afarensis.
Matthew C O'Neill, Akinori Nagano, Brian R Umberger

Am J Biol Anthropol· March 2024

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Computational performance of musculoskeletal simulation in OpenSim Moco using parallel computing.
Alex N Denton, Brian R Umberger

Int J Numer Method Biomed Eng· December 2023

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Age-related changes in gait biomechanics and their impact on the metabolic cost of walking: Report from a National Institute on Aging workshop.
Katherine A Boyer, Kate L Hayes, Brian R Umberger, Peter Gabriel Adamczyk, Jonathan F Bean

Exp Gerontol· March 2023

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Lower back kinetic demands during induced lower limb gait asymmetries.
Jacob J Banks, Brian R Umberger, Katherine A Boyer, Graham E Caldwell

Gait Posture· October 2022

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Adaptations for bipedal walking: Musculoskeletal structure and three-dimensional joint mechanics of humans and bipedal chimpanzees (Pan troglodytes).
Matthew C O'Neill, Brigitte Demes, Nathan E Thompson, Susan G Larson, Jack T Stern, Brian R Umberger

J Hum Evol· July 2022

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A muscle control strategy to alter pedal force direction under multiple constraints: A simulation study.
Sangsoo Park, Brian R Umberger, Graham E Caldwell

J Biomech· June 2022

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Are lower back demands reduced by improving gait symmetry in unilateral transtibial amputees?
Jacob J Banks, Ryan D Wedge, Graham E Caldwell, Brian R Umberger

Clin Biomech (Bristol)· May 2022

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EMG optimization in OpenSim: A model for estimating lower back kinetics in gait.
Jacob J Banks, Brian R Umberger, Graham E Caldwell

Med Eng Phys· May 2022

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Metabolic cost of transport and stance time asymmetry in individuals with unilateral transtibial amputation using a passive prostheses while walking.
Ryan D Wedge, Frank C Sup, Brian R Umberger

Clin Biomech (Bristol)· April 2022

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The effects of posture on the three-dimensional gait mechanics of human walking in comparison with walking in bipedal chimpanzees.
Russell T Johnson, Matthew C O'Neill, Brian R Umberger

J Exp Biol· March 2022

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A direct collocation framework for optimal control simulation of pedaling using OpenSim.
Sangsoo Park, Graham E Caldwell, Brian R Umberger

PLoS One· March 2022

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Inclusion of actuator dynamics in simulations of assisted human movement.
Vinh Q Nguyen, Andrew K LaPre, Mark A Price, Brian R Umberger, Frank C Sup

Int J Numer Method Biomed Eng· May 2020

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A model-based motion capture marker location refinement approach using inverse kinematics from dynamic trials.
Mark A Price, Andrew K LaPrè, Russell T Johnson, Brian R Umberger, Frank C Sup

Int J Numer Method Biomed Eng· January 2020

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Bilevel Optimization for Cost Function Determination in Dynamic Simulation of Human Gait.
Vinh Q Nguyen, Russell T Johnson, Frank C Sup, Brian R Umberger

IEEE Trans Neural Syst Rehabil Eng· July 2019

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Predictive Simulation of Human Walking Augmented by a Powered Ankle Exoskeleton.
Vinh Q Nguyen, Brian R Umberger, Frank C Sup

IEEE Int Conf Rehabil Robot· June 2019

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Dynamic optimization of Gait with a Generalized Lower-Limb Prosthesis Model.
Mark A Price, Brian R Umberger, Frank C Sup

IEEE Int Conf Rehabil Robot· June 2019

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Performance criteria for generating predictive optimal control simulations of bicycle pedaling.
Alexis D Gidley, Anthony P Marsh, Brian R Umberger

Comput Methods Biomech Biomed Engin· January 2019

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Three-dimensional kinematics and the origin of the hominin walking stride.
Matthew C O'Neill, Brigitte Demes, Nathan E Thompson, Brian R Umberger

J R Soc Interface· August 2018

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Chimpanzee super strength and human skeletal muscle evolution.
Matthew C O'Neill, Brian R Umberger, Nicholas B Holowka, Susan G Larson, Peter J Reiser

Proc Natl Acad Sci U S A· July 2017

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Preliminary study of a robotic foot-ankle prosthesis with active alignment.
Andrew K LaPre, Ryan D Wedge, Brian R Umberger, Frank C Sup

IEEE Int Conf Rehabil Robot· July 2017

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Commentary on the integration of model sharing and reproducibility analysis to scholarly publishing workflow in computational biomechanics.
Ahmet Erdemir, Trent M Guess, Jason P Halloran, Luca Modenese, Jeffrey A Reinbolt, Brian R Umberger, Brian R Umberger, Brian R Umberger

IEEE Trans Biomed Eng· October 2016

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