一个群众聚类预测和标题技术用于公共卫生紧急情况
1School of Journalism and Communication, Nanjing Normal University, Nanjing, Jiangsu, China.
PeerJ. Computer science
|June 22, 2023
概括
这项研究引入了一种新的人群聚类和标题技术,使用全球神经网络来有效地检测异常的人群聚集. 该方法通过提高人群检测准确度和生成相关新闻内容来增强灾难响应.
科学领域:
- 计算机视觉 计算机视觉
- 人工智能的人工智能
- 应对灾害的应对措施
背景情况:
- 随着COVID-19的爆发,人们越来越需要快速应对灾难,特别是监控公共集会.
- 检测异常的人群聚集对于社会问题管理和紧急情况下的新闻生成至关重要.
研究的目的:
- 开发一个高效的人群聚类预测和标题技术,以快速检测和报告异常的人群聚集.
- 提高灾难应对场景群众检测模型的准确性和效率.
主要方法:
- 一个全球神经网络,叠加长卷积线,用于广泛的传感区域和更少的参数.
- 一个双长短期记忆 (LSTM) 模型,用于生成关于人群事件的新闻内容.
- 在ShanghaiTech数据集上进行培训和测试,用于群众聚类和MSCOCO数据集用于标题.
主要成果:
- 在人群聚类预测中显著提高准确性.
- 在人群检测中减少了平均绝对误差 (MAE) 和平均平方误差 (MSE).
- 与现有方法相比,在场景标题方面取得了竞争性结果.
结论:
- 拟议的技术有效地检测和捕捉异常的人群聚集,提高灾难应对能力.
- 该模型为人群监控和新闻生成提供了更高的效率和准确性.
相关概念视频
Steps in Outbreak Investigation
155
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:
155
Applications of GIS: Disaster Management and Emergency Response
116
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...
116
Classification of Illness
7.6K
The meaning of illness is individualized to each person who experiences an alteration in health. In contrast, disease is a medical term indicating a pathological change in the structure and function of the body or mind. It is a condition that has specific symptoms and boundaries.
An illness is a response to a disease in which the person's level of functioning is changed compared with a previous level. The general classification of illness includes acute and chronic.
Acute illness is severe...
An illness is a response to a disease in which the person's level of functioning is changed compared with a previous level. The general classification of illness includes acute and chronic.
Acute illness is severe...
7.6K
Principles of Disease Surveillance
131
Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
131
The Availability Heuristic
6.0K
A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):
6.0K
Statistical Methods for Analyzing Epidemiological Data
426
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:
426


