Results 91 to 100 of about 1,730,295 (298)

Sex‐Stratified Association of Regional Dopamine Transporter Binding With Disease Progression in Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To clarify the clinical relevance of dopamine transporter single‐photon emission computed tomography (DAT‐SPECT) abnormalities in amyotrophic lateral sclerosis (ALS), with a prespecified focus on sex‐stratified associations with disease progression and short‐term prognosis.
Tomoya Kawazoe   +7 more
wiley   +1 more source

Capability Diagram of Dual-field Alternators Including Magnetic Saturation

open access: yesJournal of King Saud University: Engineering Sciences, 2001
The dual-field alternators have been developed to improve the stability of the power systems. This paper presents an accurate study of the dynamic stability of such alternators.
A.A. Al-Ohaly, M.A. Abdel-Halim
doaj   +1 more source

Design and implementation of an AC voltage regulator based on series power semiconductor array [PDF]

open access: yes, 2014
This thesis describes the use of an array of power semiconductors (series transistor array) and a buck-boost transformer in the design and implementation of a single phase AC voltage regulator.
Vandy, Francis
core  

Analisis perbaikan jatuh tegangan dengan pemasangan Automatic Voltage Regulator (AVR) studi kasus : penyulang bakik PT. PLN (Persero) UP3 Bangka

open access: yes, 2023
Penyulang Bakik pada PT. PLN (Persero) UP3 Bangka memiliki panjang sekitar 88,3 Km dengan total beban 4576 kVA, sehingga jatuh tegangan pada saluran merupakan hal yang tidak dapat dihindari.
Yulia, (NIM. 1021911062)
core  

Subclinical Optic Nerve Involvement in Radiologically Isolated Syndrome: Multimodal Detection and Diagnostic Impact

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives We aimed to determine the frequency of subclinical optic nerve (ON) lesions using MRI, optical coherence tomography (OCT), and visual evoked potentials (VEP) in radiologically isolated syndrome (RIS), and to assess their diagnostic and prognostic significance.
Christine Lebrun‐Frenay   +13 more
wiley   +1 more source

Asynchronous cubature Kalman optimizer for solving numerical optimization problems

open access: yesFranklin Open
Estimation-based metaheuristic algorithms such as the Simulated Kalman Filter (SKF) and Single-Agent Finite Impulse Response (SAFIRO) have been proposed to solve optimization problems that frequently arise in fields like engineering, economics, and ...
Zulkifli Musa   +4 more
doaj   +1 more source

Deep Learning Pose Estimation for Phenotyping of Co‐Occurring Hyperkinetic Movement Disorders

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore whether routine outpatient video combined with deep learning‐based pose estimation and clinically interpretable kinematic features can support multi‐label phenotyping of co‐occurring hyperkinetic movement disorders (HMDs).
Laura Cif   +17 more
wiley   +1 more source

Enhancing Voltage Regulation in Synchronous Generators: A Novel Approach With Fractional-Order PID Controllers and Wound Healing Algorithm

open access: yesIEEE Access
Voltage regulation in automatic voltage regulator (AVR) systems has been one of the most challenging engineering problems owing to uncertain load conditions.
Mehmet Cinar
doaj   +1 more source

Natural Frequencies of Levodopa‐Induced Dyskinesia in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Abnormal involuntary movements, known as dyskinesias, are common complications of levodopa treatment in patients with Parkinson's disease and can significantly impair quality of life. The underlying pathophysiology remains unclear, and current therapeutic options are limited.
Ioannis U. Isaias   +3 more
wiley   +1 more source

A Hybrid Synchrophasor and GOOSE-Based Power System Synchronization Scheme

open access: yesIEEE Access, 2016
The design and real-time hardware-in-the-loop implementation of a hybrid synchrophasors and GOOSE-based automatic synchronization algorithm are presented in this paper.
Muhammad Shoaib Almas, Luigi Vanfretti
doaj   +1 more source

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