Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

372
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
372
Mesh Analysis01:20

Mesh Analysis

1.6K
Mesh analysis is a valuable method for simplifying circuit analysis using mesh currents as key circuit variables. Unlike nodal analysis, which focuses on determining unknown voltages, mesh analysis applies Kirchhoff's voltage law (KVL) to find unknown currents within a circuit. This method is particularly convenient in reducing the number of simultaneous equations that need to be solved.
A fundamental concept in mesh analysis is the definition of meshes and mesh currents. A mesh is a closed...
1.6K
Mesh Analysis with Current Sources01:10

Mesh Analysis with Current Sources

2.1K
Mesh analysis becomes simpler when analyzing circuits with current sources, whether independent or dependent. The presence of current sources reduces the number of equations required for analysis. Two cases illustrate this:
Current Source in One Mesh: The analysis process is straightforward when a current source is found in only one mesh within the circuit. Mesh currents are assigned as usual, with the mesh containing the current source excluded from the analysis. Kirchhoff's voltage law...
2.1K
Sequence Networks of Rotating Machines01:24

Sequence Networks of Rotating Machines

510
A Y-connected synchronous generator, grounded through a neutral impedance, is designed to produce balanced internal phase voltages with only positive-sequence components. The generator's sequence networks include a source voltage that is exclusively in the positive-sequence network. The sequence components of line-to-ground voltages at the generator terminals illustrate this configuration.
Zero-sequence current induces a voltage drop across the generator's neutral impedance and other...
510
Mesh Analysis for AC Circuits01:12

Mesh Analysis for AC Circuits

733
In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
733

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Progressive dual-branch adversarial diffusion for sparse-view photoacoustic tomography reconstruction.

Photoacoustics·2026
Same author

The transcription factor SmWRKY20 positively regulates abscisic acid-induced salvianolic acids biosynthesis by activating SmC4H1 in Salvia miltiorrhiza.

Plant physiology and biochemistry : PPB·2026
Same author

The Jasmonate-Responsive SmMPK3-SmWRKY33 Module Positively Regulates Tanshinone Biosynthesis in Salvia miltiorrhiza.

Plant biotechnology journal·2025
Same author

Genome-wide identification of the SmPHR gene family in Salvia miltiorrhiza and SmPHR7-mediated response to phosphate starvation in Arabidopsis thaliana.

Plant cell reports·2025
Same author

Enzymatic Fluoromethylation as a Tool for ATP-Independent Ligation.

Angewandte Chemie (Weinheim an der Bergstrasse, Germany)·2024
Same author

Enzymatic Fluoromethylation as a Tool for ATP-Independent Ligation.

Angewandte Chemie (International ed. in English)·2023
Same journal

TraNce: Type-aware hypergraph neural network with biological mediators for drug repositioning.

Neural networks : the official journal of the International Neural Network Society·2026
Same journal

Decentralized ADMM for factorization-based Low-rank matrix estimation.

Neural networks : the official journal of the International Neural Network Society·2026
Same journal

Memristive neuromorphic circuit design inspired by the neural mechanisms of conditioned fear.

Neural networks : the official journal of the International Neural Network Society·2026
Same journal

Q-learning based asynchronous Boolean control networks stabilization with data loss.

Neural networks : the official journal of the International Neural Network Society·2026
Same journal

New results on prescribed-time synchronization of complex networks via intermittent control.

Neural networks : the official journal of the International Neural Network Society·2026
Same journal

Variance-constrained multi-view ensemble broad network for imbalanced data.

Neural networks : the official journal of the International Neural Network Society·2026
查看所有相关文章

相关实验视频

Updated: Feb 28, 2026

Syringe-injectable Mesh Electronics for Stable Chronic Rodent Electrophysiology
09:58

Syringe-injectable Mesh Electronics for Stable Chronic Rodent Electrophysiology

Published on: July 21, 2018

24.1K

MeshONet:一个可通用和高效的运营商学习方法,用于结构化网格生成.

Jing Xiao1, Xinhai Chen1, Jiaming Peng1

  • 1Laboratory of Digitizing Software for Frontier Equipment, National University of Defense Technology, ChangSha, 410073, China; National Key Laboratory of Parallel and Distributed Computing, National University of Defense Technology, ChangSha, 410073, China; College of Computer Science and Technology, National University of Defense Technology, ChangSha, 410073, China.

Neural networks : the official journal of the International Neural Network Society
|February 25, 2026
PubMed
概括
此摘要是机器生成的。

MeshONet是一种用于结构化网格生成的新型人工智能方法,提供了显著的加快速度,并且可以在不需要再培训的情况下将其推广到新的几何形状. 这克服了传统和现有的智能方法的局限性.

关键词:
一般化 一般化 一般化神经网络的神经网络的神经网络操作员学习 操作员学习结构化网格产生的产生.

更多相关视频

Constructing and Visualizing Models using Mime-based Machine-learning Framework
06:19

Constructing and Visualizing Models using Mime-based Machine-learning Framework

Published on: July 22, 2025

2.7K
Surrogate Model Development for Digital Experiments in Welding
09:17

Surrogate Model Development for Digital Experiments in Welding

Published on: March 28, 2025

2.0K

相关实验视频

Last Updated: Feb 28, 2026

Syringe-injectable Mesh Electronics for Stable Chronic Rodent Electrophysiology
09:58

Syringe-injectable Mesh Electronics for Stable Chronic Rodent Electrophysiology

Published on: July 21, 2018

24.1K
Constructing and Visualizing Models using Mime-based Machine-learning Framework
06:19

Constructing and Visualizing Models using Mime-based Machine-learning Framework

Published on: July 22, 2025

2.7K
Surrogate Model Development for Digital Experiments in Welding
09:17

Surrogate Model Development for Digital Experiments in Welding

Published on: March 28, 2025

2.0K

科学领域:

  • 科学计算科学计算
  • 计算科学 计算科学
  • 在工程领域的人工智能.

背景情况:

  • 传统的网格生成方法 (基于TFI,PDE) 面临着平衡效率和质量的挑战.
  • 基于物理的智能方法提高了效率,但缺乏对新几何的通用性,需要重新培训.
  • 可通用和高效的结构化网格生成对科学计算至关重要.

研究的目的:

  • 介绍MeshONet,这是第一个可通用的智能结构网格生成方法.
  • 在效率,质量和适应不同几何形状方面解决现有方法的局限性.
  • 将网格生成转化为操作员学习问题,可以通过一种新的神经网络架构来解决.

主要方法:

  • 网格生成被定义为一个操作员学习问题,具有多个输入/解决函数.
  • 建议采用双分支,共享干的神经网络架构来处理功能空间映射.
  • 该方法从输入-输出对中学习,以近似用于网格生成的复杂映射.

主要成果:

  • 与传统方法相比,MeshONet的速度提高了四个数量级.
  • 该方法展示了概括能力,适应未见的几何形状,无需重新训练.
  • 保持高质量的网格质量,同时显著提高效率.

结论:

  • MeshONet代表了通用智能结构网格生成的突破.
  • 拟议的运营商学习方法和网络架构有效地解决了先前的限制.
  • 这一进步显著提高了人工智能的实用性和适用性,用于科学计算网格生成.