Results 11 to 20 of about 186,189 (266)

Carry-over coarticulation in joint angles [PDF]

open access: yesExperimental Brain Research, 2015
Coarticulation indicates a dependence of a movement segment on a preceding segment (carry-over coarticulation) or on the segment that follows (anticipatory coarticulation). Here we study coarticulation in multidegrees of freedom human arm movements. We asked participants to transport a cylinder from a starting position to a center target and on to a ...
Hansen, Eva   +3 more
openaire   +2 more sources

Effect of Subcutaneous Muscle Displacement of Flexor Carpi Radialis on Surface Electromyography

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2022
Changes in joint angle can change the position and orientation of muscle fibers relative to the surface EMG electrode. Our previous study has shown that EMG patterns can identify hand/wrist movements with a greater degree of classification accuracy (CA ...
Lizhi Pan, Kai Liu, Jianmin Li
doaj   +1 more source

Development of Immersive VR Device for Gait Training Rehabilitation with Biofeedback System-Preliminary Study

open access: yesApplied Sciences, 2021
Gait-training rehabilitation machines (MGTR) are contraptions used for the motor rehabilitation of patients with movement disorders resulting from stroke and Parkinson’s disease.
Jeong-Woo Seo   +4 more
doaj   +1 more source

Impacts of gait biomechanics of patients with thoracolumbar kyphosis secondary to Scheuermann’s disease

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Introduction: Thoracolumbar kyphosis (TLK) is a common feature in patients with spinal deformities. However, due to limited studies, the impacts of TLK on gait have not been reported. The objective of the study was to quantify and evaluate the impacts of
Hao Cheng   +9 more
doaj   +1 more source

Angle-based joint and individual variation explained [PDF]

open access: yesJournal of Multivariate Analysis, 2018
Integrative analysis of disparate data blocks measured on a common set of experimental subjects is a major challenge in modern data analysis. This data structure naturally motivates the simultaneous exploration of the joint and individual variation within each data block resulting in new insights. For instance, there is a strong desire to integrate the
Qing Feng   +3 more
openaire   +3 more sources

A study on estimating the knee joint angle during walking using the motion sensors (Focusing on the effect of centrifugal acceleration and tangential acceleration)

open access: yesNihon Kikai Gakkai ronbunshu, 2018
This paper describes the use of nine-axis motion sensors to evaluate knee joint angle estimation accuracy during walking. The nine-axis motion sensor comprises a three-axis gyro sensor, a three-axis acceleration sensor and a three-axis geomagnetic sensor.
Ayuko SAITO   +3 more
doaj   +1 more source

A study on estimating knee joint angle using motion sensors under conditions of magnetic field variation

open access: yesNihon Kikai Gakkai ronbunshu, 2019
This paper proposes a method of estimating the knee joint angle during walking using nine-axis motion sensors in a varying magnetic field. The nine-axis motion sensor comprises a three-axis gyro sensor, a three-axis acceleration sensor, and a three-axis ...
Ayuko SAITO, Yuto NARA, Kazuto MIYAWAKI
doaj   +1 more source

A Simple Method to Optimally Select Upper-Limb Joint Angle Trajectories from Two Kinect Sensors during the Twisting Task for Posture Analysis

open access: yesSensors, 2022
A trunk-twisting posture is strongly associated with physical discomfort. Measurement of joint kinematics to assess physical exposure to injuries is important.
Pin-Ling Liu   +3 more
doaj   +1 more source

Joint angle tracking with inertial sensors

open access: yes2008 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2008
Many wearable inertial systems have been used to continuously track human movement in and outside of a laboratory. The number of sensors and the complexity of the algorithms used to measure position and orientation vary according to the clinical application. To calculate changes in orientation, researchers often integrate the angular velocity. However,
Mahmoud, El-Gohary   +2 more
openaire   +3 more sources

Comparative Morphometry of Coxal Joint Angles.

open access: yesExperimental Animals, 1997
The angles related to the coxal joints were comparatively studied in four-limbed walking animals and two-limbed ones including man and birds. Between animals with both types of walking, no significant difference was observed in the neck-shaft angles (NSA), which was equivalent to the acetabulum angles (ACA) at the connection of the femoral head with ...
SUGIYAMA, Satoko, FUJIWARA, Kosaku
openaire   +3 more sources

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