基于社交媒体的人口统计和情绪分析,用于应对灾害
1University of Florida, Gainesville, Florida. ORCID: https://orcid.org/0000-0002-4407-2992.
Journal of emergency management (Weston, Mass.)
|March 27, 2024
概括
这项研究使用推特数据分析了对冬季风暴杰克逊的灾难反应,发现公众情绪波动. 像性别这样的社会人口统计学因素影响了情绪,强调了在灾害管理中需要进行全面分析的需要.
科学领域:
- 应对和管理灾难的应对和管理.
- 社交媒体分析.
- 对公众情绪进行分析.
背景情况:
- 像冬季风暴杰克逊 (2018年) 这样的自然灾害会对社区产生重大影响.
- 了解公众对此类事件的反应和情绪对于有效的灾害管理至关重要.
- 推特®数据为分析公众反应提供了有价值的实时来源.
研究的目的:
- 探索2018年杰克逊冬季风暴期间美国各地的灾害响应情况.
- 分析公众情绪及其与社会人口统计学和Twitter特定变量的相关性.
- 通知灾害专家和政府机构了解危机期间的公众情绪.
主要方法:
- 利用人口统计和情绪分析技术.
- 分析了与冬季风暴Jaxon相关的Twitter®数据.
- 与公众情绪相关的社会人口学变量 (如性别,年龄) 和Twitter变量 (如文本长度,转发)
主要成果:
- 在研究期间,公众的反应和情绪大幅波动.
- 自然情绪是最普遍的,其次是积极的,然后是消极的情绪.
- 性别和文本长度与人类情绪有很强的关联,而年龄和转发数量则没有.
结论:
- 应对灾害是复杂的,受到各种因素的影响.
- 政府和灾害专家必须考虑广泛的社会人口统计学和平台特定变量,以准确地解释公众情绪.
- 有效的灾害管理策略应整合社交媒体的洞察力,以全面了解公众的反应.
更多相关视频
07:12Protocol for Data Collection and Analysis Applied to Automated Facial Expression Analysis Technology and Temporal Analysis for Sensory Evaluation
Published on: August 26, 2016
9.4K
07:13Swabbing the Urban Environment - A Pipeline for Sampling and Detection of SARS-CoV-2 From Environmental Reservoirs
Published on: April 9, 2021
4.2K
相关概念视频
Applications of GIS: Disaster Management and Emergency Response
77
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
77
Steps in Outbreak Investigation
126
In the ever-evolving field of public health, statistical analysis serves as a cornerstone for understanding and managing disease outbreaks. By leveraging various statistical tools, health professionals can predict potential outbreaks, analyze ongoing situations, and devise effective responses to mitigate impact. For that to happen, there are a few possible stages of the analysis:
126
Surveys
14.8K
Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
14.8K
Stereotype Content Model
14.7K
The Stereotype Content Model (SCM) was first proposed by Susan Fiske and her colleagues (Fiske, Cuddy, Glick & Xu, 2002; see also Fiske, 2012 and Fiske, 2017). The SCM specifies that when someone encounters a new group, they will stereotype them based on two metrics: warmth—or that group’s perceived intent, and how likely they are to provide help or inflict harm—and competence—or their ability to carry out that objective. Depending on the warmth-competence...
14.7K
Manipulation and Analysis
23
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
23
Statistical Methods for Analyzing Epidemiological Data
364
Epidemiological data primarily involves information on specific populations' occurrence, distribution, and determinants of health and diseases. This data is crucial for understanding disease patterns and impacts, aiding public health decision-making and disease prevention strategies. The analysis of epidemiological data employs various statistical methods to interpret health-related data effectively. Here are some commonly used methods:
364
