Results 71 to 80 of about 692,464 (289)

On the vertigo due to static magnetic fields. [PDF]

open access: yes, 2013
Vertigo is sometimes experienced in and around MRI scanners. Mechanisms involving stimulation of the vestibular system by movement in magnetic fields or magnetic field spatial gradients have been proposed.
Antunes, Andre   +14 more
core   +2 more sources

The Lupus Damage Index Revision Program: Results From the Item Generation and Reduction Phases

open access: yesArthritis Care &Research, EarlyView.
Objective A data‐driven and expert/patient consensus‐based project to develop a revised Systemic Lupus International Collaborating Clinics (SLICC)/American College of Rheumatology (ACR) Damage Index (SDI) is under way supported by SLICC, ACR, and the Lupus Foundation of America. Our objective is to report the item generation and reduction phase results
Burak Kundakci   +25 more
wiley   +1 more source

Solar flare particle acceleration in collapsing magnetic traps [PDF]

open access: yes, 2012
Electronic redacted version excludes material for which permission has not been granted by the rights holderThe topic of this thesis is a detailed investigation of different aspects of the particle acceleration mechanisms operating in Collapsing Magnetic
Grady, Keith J.
core   +2 more sources

IMPROVED FINITE ELEMENT TRANSFER MATRIX METHOD FOR STRUCTURAL DYNAMICS

open access: yesJixie qiangdu, 2015
The finite element transfer matrix method provides an efficient means to solve complex engineering problems,the state vector of traditional finite element transfer matrix method usually include linear and angular displacement,resulting in solving the ...
LV JianDong   +3 more
doaj  

Evaluation of Snowboarding Helmets in Mitigation of the Biomechanical Responses of Head Surrogate

open access: yesApplied Sciences
Traumatic brain injury (TBI) during snowboarding sports is a major concern. A robust evaluation of existing snowboarding helmets is desired. Head kinematics (i.e., linear acceleration, angular velocity, angular acceleration) and associated brain ...
Atul Harmukh, Shailesh G. Ganpule
doaj   +1 more source

Accelerometric outcomes of motor function related to clinical evaluations and muscle involvement in dystrophic dogs.

open access: yesPLoS ONE, 2018
Duchenne muscular dystrophy (DMD) is an X-linked muscle disorder characterized by primary muscle degeneration. Patients with DMD reveal progressive muscle weakness leading to ambulatory dysfunction.
Mutsuki Kuraoka   +8 more
doaj   +1 more source

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

Acceleration-difference-feedback-based decoupling with PID control strategy for active suppression of vehicle

open access: yesAdvances in Mechanical Engineering
This study addresses the issue of vertical-pitch dynamic coupling in active suspension systems caused by traditional velocity-feedback control. We introduce a novel ADF-PID control strategy that combines acceleration difference feedback (ADF) decoupling ...
Xiao-Peng Wang, Long Wu, Chi-Hsin Yang
doaj   +1 more source

dynoGP: Deep Gaussian Processes for Dynamic System Identification

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This work introduces a novel class of deep models for system identification, dynamical deep Gaussian processes, which combine the strengths of data‐driven methods, such as those based on neural network architectures, with the ability to output a probability distribution for uncertainty representation.
Alessio Benavoli   +3 more
wiley   +1 more source

Experimental Study of Angular Acceleration Sensor and its Error Analysis

open access: yes, 2011
For shaft angular acceleration is the key to rotary system state inspection and fault analysis, two new angular acceleration sensors based on the principle of electromagnetic induction are presented.
Li Jun Ding, Hao Feng, Hao Zhao
core   +1 more source

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