Search Results - "Razavian, Reza Sharif"

Feedback Control of Functional Electrical Stimulation for 2-D Arm Reaching Movements by Sharif Razavian, Reza, Ghannadi, Borna, Mehrabi, Naser, Charlet, Mark, McPhee, John

“…Functional electrical stimulation (FES) can be used as a neuroprosthesis in which muscles are stimulated by electrical pulses to compensate for the loss of…”
Get full text

Inferring control objectives in a virtual balancing task in humans and monkeys by Sadeghi, Mohsen, Sharif Razavian, Reza, Bazzi, Salah, Chowdhury, Raeed H, Batista, Aaron P, Loughlin, Patrick J, Sternad, Dagmar

“…Natural behaviors have redundancy, which implies that humans and animals can achieve their goals with different strategies. Given only observations of…”
Get full text

A modified homotopy optimization for parameter identification in dynamic systems with backlash discontinuity by Ghannadi, Borna, Sharif Razavian, Reza, McPhee, John

“…Model-based control considers system dynamics to solve challenging control problems; recently, the amount of activity in developing model-based controllers is…”
Get full text

Predictive Simulation of Reaching Moving Targets Using Nonlinear Model Predictive Control by Mehrabi, Naser, Sharif Razavian, Reza, Ghannadi, Borna, McPhee, John

“…This article investigates the application of optimal feedback control to trajectory planning in voluntary human arm movements. A nonlinear model predictive…”
Get full text

A model-based approach to predict muscle synergies using optimization: application to feedback control by Sharif Razavian, Reza, Mehrabi, Naser, McPhee, John

“…This paper presents a new model-based method to define muscle synergies. Unlike the conventional factorization approach, which extracts synergies from…”
Get full text

On the Relationship Between Muscle Synergies and Redundant Degrees of Freedom in Musculoskeletal Systems by Sharif Razavian, Reza, Ghannadi, Borna, McPhee, John

“…It has been suggested that the human nervous system controls motions in the task (or operational) space. However, little attention has been given to the…”
Get full text

Configuration-Dependent Optimal Impedance Control of an Upper Extremity Stroke Rehabilitation Manipulandum by Ghannadi, Borna, Sharif Razavian, Reza, McPhee, John

“…Robots are becoming a popular means of rehabilitation since they can decrease the laborious work of a therapist, and associated costs, and provide repeatable…”
Get full text

Body Mechanics, Optimality, and Sensory Feedback in the Human Control of Complex Objects by Razavian, Reza Sharif, Sadeghi, Mohsen, Bazzi, Salah, Nayeem, Rashida, Sternad, Dagmar

“…Humans are adept at a wide variety of motor skills, including the handling of complex objects and using tools. Advances to understand the control of voluntary…”
Get more information

Simulation of Stand-to-Sit Biomechanics for Robotic Exoskeletons and Prostheses With Energy Regeneration by Laschowski, Brokoslaw, Razavian, Reza Sharif, McPhee, John

“…Previous studies of robotic exoskeletons and prostheses with regenerative actuators have focused on level-ground walking. Here we analyzed the lower-limb joint…”
Get full text

An In Vitro Hand Simulator for Simultaneous Control of Hand and Wrist Movements by Razavian, Reza Sharif, Dreyfuss, Daniel, Katakura, Mai, Horwitz, Maxim D., Kedgley, Angela E.

“…A human hand is a complex biomechanical system, in which bones, ligaments, and musculotendon units dynamically interact to produce seemingly simple motions. A…”
Get full text

Steering disturbance rejection using a physics-based neuromusculoskeletal driver model by Mehrabi, Naser, Sharif Razavian, Reza, McPhee, John

“…The aim of this work is to develop a comprehensive yet practical driver model to be used in studying driver-vehicle interactions. Drivers interact with their…”
Get full text

Multi-modal Interactive Perception in Human Control of Complex Objects by Nayeem, Rashida, Bazzi, Salah, Sadeghi, Mohsen, Razavian, Reza Sharif, Sternad, Dagmar

“…Tactile sensing has been increasingly utilized in robot control of unknown objects to infer physical properties and optimize manipulation. However, there is…”
Get full text

Inferring control objectives in a virtual balancing task in humans and monkeys by Sadeghi, Mohsen, Sharif Razavian, Reza, Bazzi, Salah, Chowdhury, Raeed H, Batista, Aaron P, Loughlin, Patrick J, Sternad, Dagmar

“…Natural behaviors have redundancy, which implies that humans and animals can achieve their goals with different strategies. Given only observations of…”
Get full text

Nonlinear model predictive control of an upper extremity rehabilitation robot using a two-dimensional human-robot interaction model by Ghannadi, Borna, Mehrabi, Naser, Razavian, Reza Sharif, McPhee, John

“…Stroke rehabilitation technologies have focused on reducing treatment cost while improving effectiveness. Rehabilitation robots are generally developed for…”
Get full text

Feedback control of functional electrical stimulation for arbitrary upper extremity movements by Razavian, Reza Sharif, Ghannadi, Borna, McPhee, John

“…Functional electrical stimulation (FES) is a type of neuroprosthesis in which muscles are stimulated by electrical pulses in order to compensate for the loss…”
Get full text

Do “Anatomic” Distal Ulna Plating Systems Fit the Distal Ulna Without Causing Soft Tissue Impingement? by Shaerf, Daniel A., Chae, Woo Jin, Sharif-Razavian, Reza, Vardakastani, Vasiliki, Kedgley, Angela E., Horwitz, Maxim D.

“…Background: Distal ulna fracture fixation plates commonly cause irritation, necessitating removal, due to the narrow area between the ulna articular cartilage…”
Get full text

A Predictive Model of Human Movements based on Model Predictive Control for Human-Robot Interaction by Gillam, Aeden G., Razavian, Reza Sharif

“…Predicting human movements is vital to safely control robots that physically interact with humans. However, predictive neuromuscular models that are fast…”
Get full text

Dynamic Primitives and Optimal Feedback Control for the Manipulation of Complex Objects by Razavian, Reza Sharif, Bazzi, Salah, Nayeem, Rashida, Sadeghi, Mohsen, Sternad, Dagmar

“…Modern computer algorithms easily beat world champions in chess or Go, but state-of-the-art robots are still outperformed by two-year-old's in manipulating the…”
Get full text