相关实验视频
Updated: Jul 19, 2025

12:44
Watershed Planning within a Quantitative Scenario Analysis Framework
Published on: July 24, 2016
8.1K
使用有限的数据估计灾后未满足的住房需求的方法:应用于2017年加利福尼亚州野火
1Department of Systems Design Engineering, University of Waterloo, Waterloo, Ontario, Canada.
概括
本研究引入了一种用于估计灾后住房需求的新方法,改进了资金分配. 它使用早期数据准确预测未满足的住房需求,有利于灾难恢复工作.
科学领域:
- 灾难恢复研究 灾难恢复研究
- 住房政策分析住房政策分析
- 城市规划是城市规划.
背景情况:
- 住房和城市发展部 (HUD) 在美国提供了至关重要的灾后住房援助.
- 准确估计未满足的住房需求对于HUD资金分配至关重要.
- 目前的HUD估计需求的方法简化了,可能低估了国家要求.
研究的目的:
- 开发一种准确的方法来估计灾后未满足的住房需求,使用灾后不久获得的数据.
- 提高HUD用于灾难恢复的资金拨款流程的准确性.
- 提供适用于各种状态和危险类型的灵活方法.
主要方法:
- 将受损建筑物的数据与维修成本模型结合起来.
- 开发统计模型来预测来自FEMA和SBA的援助.
- 根据预测的援助,估计了HUD资金的未满足需求.
主要成果:
- 拟议的方法准确地使用早期数据估计未满足的住房需求.
- 加利福尼亚州 (2017年灾难) 的验证表明,该方法与州估计一致,与HUD不同.
- 该方法提供了详细的损失账户和融资细分.
结论:
- 新的方法提供了更准确和及时的灾后住房需求估计.
- 它可以显著提高HUD灾难恢复资金的效率和公平性.
- 这种方法解决了当前HUD估计方法的局限性,防止低估需求.
相关概念视频
Applications of GIS: Disaster Management and Emergency Response
108
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...
108
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
71
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...
71
Responses to Drought and Flooding
10.7K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
10.7K
Habitat Fragmentation
17.6K
Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
17.6K
Statistical Methods for Analyzing Epidemiological Data
411
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:
411
Kaplan-Meier Approach
180
The Kaplan-Meier estimator is a non-parametric method used to estimate the survival function from time-to-event data. In medical research, it is frequently employed to measure the proportion of patients surviving for a certain period after treatment. This estimator is fundamental in analyzing time-to-event data, making it indispensable in clinical trials, epidemiological studies, and reliability engineering. By estimating survival probabilities, researchers can evaluate treatment effectiveness,...
180

