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

Velocity and Position by Graphical Method01:34

Velocity and Position by Graphical Method

9.4K
Velocity and position can be calculated from the known function of acceleration as a function of time. The total area under the acceleration-time graph and the velocity-time graph gives the change in velocity and position, respectively. In the case of an airplane, its acceleration is tracked using the inertial navigation system. The pilot provides the input of the airplane's initial position and velocity before takeoff. The inertial navigation system then uses the acceleration data to...
9.4K
Uniform Depth Channel Flow01:27

Uniform Depth Channel Flow

517
Uniform depth channel flow keeps fluid depth consistent along channels such as irrigation canals. In natural channels, such as rivers, approximate uniform flow is often assumed. This condition occurs when the channel’s bottom slope matches the energy slope, balancing potential energy lost from gravity with head loss due to shear stress. This balance prevents depth changes along the channel length, resulting in a steady, uniform flow.Uniform flow in open channels with a constant cross-section...
517
Sight Distance in a Vertical Curve01:29

Sight Distance in a Vertical Curve

306
Sight distance on vertical curves is critical in roadway design. It ensures drivers can see far enough ahead to identify and respond to hazards effectively. This directly impacts safety, driver comfort, and the overall efficiency of the transportation network.Vertical curves are classified into crest and sag curves based on their geometry. For crest curves, sight distance is determined by the line of sight between a driver's eye and a small object on the road's surface. Design parameters for...
306
Entropy Change in Reversible Processes01:10

Entropy Change in Reversible Processes

3.2K
In the Carnot engine, which achieves the maximum efficiency between two reservoirs of fixed temperatures, the total change in entropy is zero. The observation can be generalized by considering any reversible cyclic process consisting of many Carnot cycles. Thus, it can be stated that the total entropy change of any ideal reversible cycle is zero.
The statement can be further generalized to prove that entropy is a state function. Take a cyclic process between any two points on a p-V diagram.
3.2K
The Dot Product01:26

The Dot Product

151
Measuring how one directional quantity affects another along a specific path involves comparing their orientation and strength. When two such quantities are represented using direction and amount, a numerical result is computed to show how much one acts along the path of the other. This result comes from a rule combining both inputs' horizontal and vertical parts and adding the results.This calculation gives a single value that grows larger when both inputs point in similar directions and...
151
Rapidly Varying Flow01:24

Rapidly Varying Flow

404
Rapidly varying flow (RVF) in open channels is characterized by abrupt changes in flow depth over a short distance, with the rate of depth change relative to distance often approaching unity. These flows are inherently complex due to their transient and multi-dimensional nature, making exact analysis difficult. However, approximate solutions using simplified models provide valuable insights into their behavior.Key Features of Rapidly Varying FlowRVF is commonly observed in scenarios involving...
404

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

Embodied Experiences: Reorienting Health Communication via Chinese Culture.

Health communication·2025
Same author

Influence of selection on the probability of fixation at a locus with multiple alleles.

BMC genomics·2024
Same author

Misinformation During the COVID-19 Outbreak in China: Cultural, Social and Political Entanglements.

IEEE transactions on big data·2023
Same author

COVID-19 Vaccines on TikTok: A Big-Data Analysis of Entangled Discourses.

International journal of environmental research and public health·2022
Same author

Correcting Bias in Allele Frequency Estimates Due to an Observation Threshold: A Markov Chain Analysis.

Genome biology and evolution·2022
Same author

Improved estimates of mean pharmacokinetic parameters for increased accuracy in dosing and reduced risk to patients.

British journal of clinical pharmacology·2021
Same journal

Desert lizards modulate nutritional responses to match seasonal biological needs.

Royal Society open science·2026
Same journal

Multi-generational fidelity, ecological and social determinants of roosting in a cooperatively breeding bird (<i>Argya squamiceps</i>).

Royal Society open science·2025
Same journal

Multifaceted polarization and information reliability in climate change discussions on social media platforms.

Royal Society open science·2025
Same journal

Comparing the kinematics related to inflicted head injury between violent shaking of a 6-week-old and a 1-year-old infant surrogate.

Royal Society open science·2025
Same journal

Partner choice increases observed reciprocity-based cooperation but decreases unobserved stake-based cooperation.

Royal Society open science·2025
Same journal

Importation models for travel-related SARS-CoV-2 cases reported in Newfoundland and Labrador during the COVID-19 pandemic.

Royal Society open science·2025
查看所有相关文章

相关实验视频

Updated: Jan 10, 2026

Inherent Dynamics Visualizer, an Interactive Application for Evaluating and Visualizing Outputs from a Gene Regulatory Network Inference Pipeline
10:44

Inherent Dynamics Visualizer, an Interactive Application for Evaluating and Visualizing Outputs from a Gene Regulatory Network Inference Pipeline

Published on: December 7, 2021

2.6K

算法注入可见性的动态测量.

Shaojing Sun1, Zhiyuan Liu1, David Waxman2

  • 1School of Journalism, Fudan University, Shanghai, People's Republic of China.

Royal Society open science
|November 27, 2025
PubMed
概括
此摘要是机器生成的。

我们开发了一个新的定量度量,用于算法注入社会的主题可见性. 这项测量准确地预测了像新浪微博这样的平台上累积的主题浏览量.

关键词:
通信 通信 通信 通信 通信.计算机与人类的互动.社交媒体 社交媒体

更多相关视频

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

26.8K
Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity
05:59

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Published on: March 7, 2019

7.1K

相关实验视频

Last Updated: Jan 10, 2026

Inherent Dynamics Visualizer, an Interactive Application for Evaluating and Visualizing Outputs from a Gene Regulatory Network Inference Pipeline
10:44

Inherent Dynamics Visualizer, an Interactive Application for Evaluating and Visualizing Outputs from a Gene Regulatory Network Inference Pipeline

Published on: December 7, 2021

2.6K
Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

26.8K
Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity
05:59

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Published on: March 7, 2019

7.1K

科学领域:

  • 社会科学 社会科学 社会科学
  • 计算机科学 计算机科学
  • 沟通研究 沟通研究

背景情况:

  • 现代社会越来越多地被人类行为和算法之间的相互作用所塑造,创造了"算法注入的社会".
  • 了解这些环境中的主题可见性对于各种学科至关重要,包括通信,政治学,营销和社交媒体分析.

研究的目的:

  • 提出一种新的定量衡量方法,用于在算法介导的沟通环境中评估话题的可见性.
  • 为了捕捉关键的可见性属性:在不同的等级和等级中花费的时间.
  • 引入一个可调节的"区分级别"参数来调整属性加权.

主要方法:

  • 开发了一种定量可见度衡量方法,包括主题排名的持续时间和排名的实现.
  • 引入了一个"歧视水平"参数,用于灵活加权可见性属性.
  • 将测量方法应用于来自新浪微博热搜列表的主题的大规模实时数据集.

主要成果:

  • 拟议的可见性措施有效地解释了积累的主题观点的差异的很大一部分.
  • 对新浪微博数据的分析验证了该措施在现实世界,算法驱动环境中的适用性.
  • "歧视水平"参数允许根据特定的研究需求对可见性的细微分析.

结论:

  • 开发的定量测量提供了一个强大的工具,用于理解和分析在算法注入社会的主题可见性.
  • 这一措施对通信研究,政治学,营销和技术设计的研究和实践具有广泛的影响.
  • 这些发现强调了算法对信息传播和公众关注社交媒体平台的影响的重要性.