Results 51 to 60 of about 543,647 (331)

The Effects of Chronic Ankle Instability on the Biomechanics of the Uninjured, Contralateral Ankle During Gait

open access: yesOrthopaedic Surgery, 2022
Objective To determine whether unilateral chronic ankle instability (CAI) affects the kinematics of the uninjured contralateral ankle. Methods In this case‐control study, 15 adult patients with unilateral CAI and 15 healthy controls were studied.
Elaheh Ziaei Ziabari   +5 more
doaj   +1 more source

Parameter Optimization of Large-Size High-Speed Cam-Linkage Mechanism for Kinematic Performance

open access: yesActuators, 2022
The cam-linkage mechanism is a typical transmission mechanism in mechanical science and is widely used in various automated production equipment. However, conventional modeling methods mainly focus on the design and dimensional synthesis of the cam ...
Guodong Zhu   +6 more
doaj   +1 more source

A Biomechanical Model of the Scapulothoracic Joint to Accurately Capture Scapular Kinematics during Shoulder Movements

open access: yesPLoS ONE, 2016
The complexity of shoulder mechanics combined with the movement of skin relative to the scapula makes it difficult to measure shoulder kinematics with sufficient accuracy to distinguish between symptomatic and asymptomatic individuals. Multibody skeletal
A. Seth, R. Matias, A. Veloso, S. Delp
semanticscholar   +1 more source

Meniscus Pixel Printing for Contact‐Lens Vision Sensing and Robotic Control

open access: yesAdvanced Functional Materials, EarlyView.
A visual‐sensing contact lens is enabled by meniscus pixel printing (MPP), which rapidly patterns a 200 µm perovskite photodetector pixel in 1 s without masks, vacuum processing, or bulky equipment. A deep‐learning‐based super‐resolution reconstructs sparse on‐lens signals into 80 × 80 high‐resolution visual information, while AI‐driven eye‐tracking ...
Byung‐Hoon Gong   +7 more
wiley   +1 more source

Adaptive Control of Robot Manipulators With Uncertain Kinematics and Dynamics [PDF]

open access: yesIEEE Transactions on Automatic Control, 2014
In this note, we investigate the adaptive control problem for robot manipulators with both the uncertain kinematics and dynamics. We propose two adaptive control schemes to realize the objective of task-space trajectory tracking irrespective of the ...
H. Wang
semanticscholar   +1 more source

Optoelectronic Control of Redox Dynamics in POM Memristors for Noise‐Resilient Speech and Hardware‐Level Motion Recognition

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic control of redox‐active polyoxometalate clusters in polymer matrices yields hybrid memristors with switchable volatile and non‐volatile modes, enabling reservoir‐type in‐sensor optical preprocessing and stable multilevel synapses for multimodal neuromorphic computing, including noise‐tolerant audiovisual keyword recognition and hardware ...
Xiangyu Ma   +13 more
wiley   +1 more source

Bimanual Reach to Grasp Movements in Youth With and Without Autism Spectrum Disorder

open access: yesFrontiers in Psychology, 2019
Reaching and grasping (prehension) is one of the earliest developing motor skills in humans, but continued prehension development in childhood and adolescence enables the performance of increasingly complex manual tasks.
Rachel A. Rodgers   +2 more
doaj   +1 more source

A study using a canine hydrotherapy treadmill at five different conditions to kinematically assess range of motion of the thoracolumbar spine in dogs

open access: yesVeterinary Medicine and Science, 2023
Background Incline treadmill and underwater treadmill (UWTM) exercises are common canine rehabilitation modalities , which are often used in isolation in dogs recovering from spinal surgery.
Heidi Hodgson   +2 more
doaj   +1 more source

Decoding intentions from movement kinematics

open access: yesScientific Reports, 2016
How do we understand the intentions of other people? There has been a longstanding controversy over whether it is possible to understand others’ intentions by simply observing their movements.
A. Cavallo   +4 more
semanticscholar   +1 more source

Star-Formation Histories, Abundances, and Kinematics of Dwarf Galaxies in the Local Group [PDF]

open access: yes, 2009
Within the Local Universe galaxies can be studied in great detail star by star, and here we review the results of quantitative studies in nearby dwarf galaxies.
E. Tolstoy, V. Hill, M. Tosi
semanticscholar   +1 more source

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