Results 61 to 70 of about 1,617 (206)

Existence results for nonlocal multivalued boundary-value problems

open access: yesElectronic Journal of Differential Equations, 2006
In this paper we establish some existence results for nonlocal multivalued boundary-value problems. Our approach is based on existence results for operator inclusions involving a suitable closed-valued multifunction; see [2,3].
Pasquale Candito, Giovanni Molica Bisci
doaj  

Attention‐Based Spatial–Temporal Model for the Entire Indoor Space Temperature Estimation

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
This study proposes a novel attention‐based spatial–temporal model for indoor temperature estimation, which integrates positional encoding and an attention mechanism with a fully connected neural network. By jointly capturing temporal dynamics and spatial correlations, the model enables high‐resolution estimation of temperature fields across the entire
Goro Terumichi   +3 more
wiley   +1 more source

“Your English Sounds Almost British”: Everyday Linguicism and Racialized Subjectivity of an International Student in Hong Kong

open access: yesTESOL Quarterly, EarlyView.
Abstract This article examines how everyday linguicism and racism shape the academic and social experiences of international students in Hong Kong, focusing on the racialized subjectivity of a South Asian graduate student. Although research on international students has mainly focused on Western higher education, little attention has been paid to the ...
Pramod K. Sah
wiley   +1 more source

A Detailed and Comprehensive Account of Fractional Physics‐Informed Neural Networks: From Implementation to Efficiency

open access: yesArtificial Intelligence for Engineering, EarlyView.
Caputo‐based fPINNs accurately solve fractional ODEs and PDEs while exposing an accuracy–cost trade‐off driven by the history‐dependent fractional derivative. Temporal collocation and shorter time windows are the most effective strategies for improving early‐time accuracy without unnecessary spatial refinement.
Donya Dabiri   +4 more
wiley   +1 more source

Positive solutions for a nonlocal boundary-value problem with increasing response

open access: yesElectronic Journal of Differential Equations, 2000
We study a nonlocal boundary-value problem for a second order ordinary differential equation. Under a monotonicity condition on the response function, we prove the existence of positive solutions.
George L. Karakostas, P. Ch Tsamatos
doaj  

Positivity of Green's matrix of nonlocal boundary value problems [PDF]

open access: yesMathematica Bohemica, 2014
Summary: We propose an approach for studying the positivity of Green's operators of a nonlocal boundary value problem for the system of \(n\) linear functional differential equations with the boundary conditions \(n_{i}x_{i}-\sum \nolimits_{j=1}^{n}m_{ij}x_{j}=\beta_{i}\), \(i=1,\dots ,n\), where \(n_{i}\) and \(m_{ij}\) are linear bounded ``local ...
openaire   +2 more sources

APTNet: A Condition‐Sensitive Modulation Framework for Surface Pressure Prediction on Supersonic Aircraft

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT Accurate surface‐pressure prediction over broad operating envelopes is critical for supersonic aerodynamic analysis and design. To overcome the bottlenecks of traditional computational fluid dynamics (CFD) in real‐time performance and computational efficiency, data‐driven deep learning methods have emerged. However, existing data‐driven models
Hongbin Xu, Yin Long, Junlin Wu
wiley   +1 more source

Existence of solutions for an n-dimensional operator equation and applications to BVPs

open access: yesElectronic Journal of Differential Equations, 2014
By applying the Guo-Lakshmikantham fixed point theorem on high dimensional cones, sufficient conditions are given to guarantee the existence of positive solutions of a system of equations of the form $$ x_i(t)=\sum_{k=1}^n\sum_{j=1}^n\gamma_{ij}(t ...
George L. Karakostas
doaj  

An Approximation of Semigroups Method for Stochastic Parabolic Equations

open access: yesAbstract and Applied Analysis, 2012
A single-step difference scheme for the numerical solution of the nonlocal-boundary value problem for stochastic parabolic equations is presented. The convergence estimate for the solution of the difference scheme is established.
Allaberen Ashyralyev, Mehmet Emin San
doaj   +1 more source

YOLO‐GDCNN: Real‐Time Operating Point Detection for Live Working Robots in the Power Industry

open access: yesHigh Voltage, EarlyView.
ABSTRACT In the power industry maintenance, the capability of live working robots to detect and operate with power components in real time is paramount. This paper proposes a cascaded detection framework for real‐time detection of live working operation points, named YOLO‐GDCNN. The framework consists of two parts.
Haoning Zhao   +7 more
wiley   +1 more source

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