Results 111 to 120 of about 2,328,866 (251)

Computation of Autocorrelations of Interdeparture Times by Numerical Transform Inversion [PDF]

open access: yes
numerical transform inversion;autocorrelation;interdeparture time;generating function;number served in busy period;M/G/1 queue;G1/M/1 queue;queueing ...
Blanc, J.P.C.
core  

Stage‐Specific Patterns of Imaging and Non‐Motor Biomarkers in Spinocerebellar Ataxia Type 3

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Advancements in disease‐modifying therapies for spinocerebellar ataxia Type 3 (SCA3) underscore the need for robust biomarkers to monitor disease progression and evaluate treatment efficacy. Although motor phenotypes have been well characterized, less is known about non‐motor and imaging‐based features across different disease stages.
Chun Li   +17 more
wiley   +1 more source

Analysis of Beam Propagation in 90-degree Holographic Recording and Readout Using Transfer Functions and Numerical 2-D-Laplace Inversion [PDF]

open access: yes, 2007
Recently, 2-D-Laplace analysis of recording and readout of edge-holograms was reported. Numerical Laplace inversion was examined for simple test cases.
Banerjee, Partha P.   +2 more
core   +1 more source

Gauss-Newton inversion of ground transient electromagnetic data using COMSOL multiphysics

open access: yesScientific Reports
This study presents a Gauss-Newton inversion framework for Transient Electromagnetic (TEM) data based on the finite element software COMSOL Multiphysics.
Fan Li, Peng Wang, Kai Lu
doaj   +1 more source

A Non-Intrusive Thermal Fault Inversion Method for GIS Using a POD-Kriging Surrogate Model and the Grey Wolf Optimizer

open access: yesEnergies
To address the inverse identification of contact-related thermal faults in gas-insulated switchgear (GIS), this study proposes a method for contact resistance inversion and internal temperature field reconstruction.
Linhong Yue   +4 more
doaj   +1 more source

Four‐Year Cognitive Outcomes in Multiple Sclerosis: Associations With Lesion Myelin Integrity

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Cognitive impairment is prevalent in patients with multiple sclerosis (MS) but whether lesion myelin integrity influences future cognitive outcomes remains unclear. We investigated the relationship between baseline lesion myelin water fraction (MWF) and cognitive performance 4 years later.
Iliana Pliska‐Bloch   +9 more
wiley   +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

Multi-Scale Acoustic Velocity Inversion Based on a Convolutional Neural Network

open access: yesRemote Sensing
The full waveform inversion at this stage still has many problems in the recovery of deep background velocities. Velocity modeling based on end-to-end deep learning usually lacks a generalization capability.
Wenda Li, Tianqi Wu, Hong Liu
doaj   +1 more source

Controlling Grain Growth in Powder Bed Fusion of Yttria‐Stabilized Zirconia Using Femtosecond Lasers: Challenges and Methodological Insights

open access: yesAdvanced Engineering Materials, EarlyView.
Binder‐free laser powder bed fusion of 8YSZ with a femtosecond laser is used to map process windows linking scan strategy, heat accumulation, and grain growth. Time‐resolved thermography and simulations reveal thermal regimes that enable continuous, vitrified, and fine‐grained 8YSZ surface layers without absorptive additives and demonstrate ...
Markus Kühn   +5 more
wiley   +1 more source

Automatically Differentiable Higher-Order Parabolic Equation for Real-Time Underwater Sound Speed Profile Sensing

open access: yesJournal of Marine Science and Engineering
This paper is dedicated to the acoustic inversion of the vertical sound speed profiles (SSPs) in the underwater marine environment. The method of automatic differentiation is applied for the first time in this context.
Mikhail Lytaev
doaj   +1 more source

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