通过对人口的影响来识别更高阶相互依存的基础设施网络中的有影响力的资产
Akshat Chulahwat1, Emad M Hassan2, Mersedeh Tariverdi3
1Department of Civil and Environmental Engineering, Vanderbilt University, Nashville, United States.
Scientific reports
|September 29, 2025
概括
灾难性事件威胁到关键基础设施. 本研究引入了一种影响力指标,用于对相互依赖的网络中的基本资产进行排名,以优于传统方法来实现更好的资源配置和社区弹性.
科学领域:
- 工程 工程师 工程师 工程师
- 网络科学 网络科学
- 城市规划 城市规划
背景情况:
- 越来越多的全球灾难事件影响关键基础设施和社区服务.
- 当前的基础设施管理往往孤立地分析系统,对复杂的,相互依存的网络构成挑战.
- 对关键资产进行最佳的资源配置对于维持基本服务至关重要.
研究的目的:
- 提出评估影响力指标的框架,以对基础设施网络中的资产进行排名.
- 评估个人资产的重要性,考虑到它们与其他关键网络的相互依赖.
- 用利马市作为案例研究来证明拟议指标的有效性.
主要方法:
- 开发一个全面的框架来计算网络节点和边缘的影响力指标.
- 应用影响力指标来分析秘鲁利马的关键基础设施.
- 拟议的影响力指标与资产排名中心度的比较.
主要成果:
- 拟议的影响力指标有效地识别了相互依存的基础设施系统中的关键资产.
- 故障分析显示,单个资产故障 (例如,水处理厂,发电厂,医院) 对人口产生重大影响.
- 影响力指标在识别相互连接的生命线中的关键资产方面表现得更好.
结论:
- 开发的影响力指标为复杂,相互依赖的网络中关键基础设施资产的排名提供了一种卓越的方法.
- 这种方法增强了对依赖网络行为的理解,并为基础设施弹性制定了战略.
- 这些发现支持改善对关键基础设施管理的资源配置,以减轻破坏性事件的影响.
更多相关视频
09:01A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance
Published on: May 7, 2014
10.5K
09:50Impact Assessment of Repeated Exposure of Organotypic 3D Bronchial and Nasal Tissue Culture Models to Whole Cigarette Smoke
Published on: February 12, 2015
11.5K
相关概念视频
01:30Impact of Individuals on Individuals
356
Human behavior is intricately shaped by social influences that arise from interactions with others in diverse contexts. These influences not only mold beliefs and attitudes but also drive the regulation of behaviors through both direct communication and observational learning. The study of these processes falls within the domain of social psychology, which seeks to understand how individuals are affected by and affect those around them.Mechanisms of Social InfluenceDirect social influence...
356
01:17Design Example: Analyzing Capacity Contours for Flood Risk Assessment
286
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
286
01:25Impact of Individuals on a Group
297
In social psychology, the interplay between individuals and groups is a central concern, particularly regarding how individual actions and characteristics influence group processes and outcomes. While much research emphasizes the group's power in shaping individual behavior, it is equally significant to understand how individuals contribute to the functioning, development, and success of groups.Individual Roles in Group Productivity and Decision-MakingIndividuals are not passive participants in...
297
01:28Impact of Groups on Individuals
309
Groups play a fundamental role in shaping individual behavior, as they establish norms that guide interactions and decision-making. Social psychology examines how individuals conform to group expectations, often adjusting their attitudes and actions to align with group norms. These norms can be formal, such as workplace policies, or informal, such as unspoken social expectations within a fraternity.Conformity and Social InfluenceConformity arises when individuals modify their behaviors or...
309
01:08Outliers and Influential Points
6.1K
An outlier is an observation of data that does not fit the rest of the data. It is sometimes called an extreme value. When you graph an outlier, it will appear not to fit the pattern of the graph. Some outliers are due to mistakes (for example, writing down 50 instead of 500), while others may indicate that something unusual is happening. Outliers are present far from the least squares line in the vertical direction. They have large "errors," where the "error" or residual is the...
6.1K
01:21Impact of Social Context on Individuals
279
Social psychology examines how the real or imagined presence of others influences individuals' thoughts, feelings, and behaviors. A key concept in this field is the role of social context in shaping behavior. The same individual may act differently depending on the social setting, due to the varying expectations and norms associated with each environment. This context-dependent behavior illustrates the influence of social roles, which prescribe appropriate conduct in specific situations.Social...
279