中文
相关论文

相关论文: Early Flood Warning Using Satellite-Derived Convec…

200 篇论文

Satellite imaging is a critical technology for monitoring and responding to natural disasters such as flooding. Despite the capabilities of modern satellites, there is still much to be desired from the perspective of first response…

图像与视频处理 · 电气工程与系统科学 2020-01-17 Gonzalo Mateo-Garcia , Silviu Oprea , Lewis Smith , Josh Veitch-Michaelis , Guy Schumann , Yarin Gal , Atılım Güneş Baydin , Dietmar Backes

This study introduces a novel dataset for segmenting flooded areas in satellite images. After reviewing 77 existing benchmarks utilizing satellite imagery, we identified a shortage of suitable datasets for this specific task. To fill this…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Youngsun Jang , Dongyoun Kim , Chulwoo Pack , Kwanghee Won

Floods cause extensive global damage annually, making effective monitoring essential. While satellite observations have proven invaluable for flood detection and tracking, comprehensive global flood datasets spanning extended time periods…

计算机视觉与模式识别 · 计算机科学 2025-04-30 Amit Misra , Kevin White , Simone Fobi Nsutezo , William Straka , Juan Lavista

Countries in South Asia experience many catastrophic flooding events regularly. Through image classification, it is possible to expedite search and rescue initiatives by classifying flood zones, including houses and humans. We create a new…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Ibne Hassan , Aman Mujahid , Abdullah Al Hasib , Andalib Rahman Shagoto , Joyanta Jyoti Mondal , Meem Arafat Manab , Jannatun Noor

Satellite remote sensing presents a cost-effective solution for synoptic flood monitoring, and satellite-derived flood maps provide a computationally efficient alternative to numerical flood inundation models traditionally used. While…

地球物理 · 物理学 2022-09-05 Antara Dasgupta , Lasse Hybbeneth , Björn Waske

Accurate precipitation forecasting is crucial for early warnings of disasters, such as floods and landslides. Traditional forecasts rely on ground-based radar systems, which are space-constrained and have high maintenance costs.…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Young-Jae Park , Doyi Kim , Minseok Seo , Hae-Gon Jeon , Yeji Choi

We present a multi-sensor Bayesian passive microwave retrieval algorithm for flood inundation mapping at high spatial and temporal resolutions. The algorithm takes advantage of observations from multiple sensors in optical, short-infrared,…

数据分析、统计与概率 · 物理学 2018-07-12 Zeinab Takbiri , Ardeshir M Ebtehaj , Efi Foufoula-Georgiou

Mapping floods using satellite data is crucial for managing and mitigating flood risks. Satellite imagery enables rapid and accurate analysis of large areas, providing critical information for emergency response and disaster management.…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Jonathan Giezendanner , Rohit Mukherjee , Matthew Purri , Mitchell Thomas , Max Mauerman , A. K. M. Saiful Islam , Beth Tellman

Due to climate and land-use change, natural disasters such as flooding have been increasing in recent years. Timely and reliable flood detection and mapping can help emergency response and disaster management. In this work, we propose a…

计算机视觉与模式识别 · 计算机科学 2022-12-13 Ritu Yadav , Andrea Nascetti , Yifang Ban

Mesoscale convective systems (MCSs) are crucial components of the hydrological cycle and often produce flash floods. Given their impact, it is crucial to understand how they will change under a warming climate. This study uses a satellite-…

大气与海洋物理 · 物理学 2024-06-18 Wenjun Cui , Thomas Galarneau , Kimberly Hoogewind

Convection initiation (CI) nowcasting remains a challenging problem for both numerical weather prediction models and existing nowcasting algorithms. In this study, object-based probabilistic deep learning models are developed to predict CI…

大气与海洋物理 · 物理学 2025-07-23 Da Fan , Steven J. Greybush , David John Gagne , Eugene E. Clothiaux

Computers are widely utilized in today's weather forecasting as a powerful tool to leverage an enormous amount of data. Yet, despite the availability of such data, current techniques often fall short of producing reliable detailed storm…

计算机视觉与模式识别 · 计算机科学 2017-03-08 Yu Zhang , Stephen Wistar , Jia Li , Michael Steinberg , James Z. Wang

Climate change is leading to an increase in extreme weather events, causing significant environmental damage and loss of life. Early detection of such events is essential for improving disaster response. In this work, we propose…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Heng Fang , Hossein Azizpour

Climate change is increasing the frequency of extreme precipitation events, making weather disasters such as flooding and landslides more likely. The ability to accurately nowcast precipitation is therefore becoming more critical for…

机器学习 · 计算机科学 2024-12-05 Daniel Seal , Rossella Arcucci , Salva Rühling-Cachay , César Quilodrán-Casas

Pakistan experienced an unusually severe flood season between June and December 2025, with cascading impacts on population, infrastructure, and agriculture. Existing operational flood products (e.g., UNOSAT) provide valuable episode-level…

大气与海洋物理 · 物理学 2026-05-13 Usman Nazir , Disha Gomathinayagam , Muhammad Kamran , Sara Khalid

In the monsoon season, sudden flood events occur frequently in urban areas, which hamper the social and economic activities and may threaten the infrastructure and lives. The use of an efficient large-scale waterlogging sensing and…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Shi-Wei Lo , Jyh-Horng Wu , Jo-Yu Chang , Chien-Hao Tseng , Meng-Wei Lin , Fang-Pang Lin

The objective of this study is to predict the near-future flooding status of road segments based on their own and adjacent road segments current status through the use of deep learning framework on fine-grained traffic data. Predictive…

机器学习 · 计算机科学 2021-04-07 Faxi Yuan , Yuanchang Xu , Qingchun Li , Ali Mostafavi

The operational flood forecasting system by Google was developed to provide accurate real-time flood warnings to agencies and the public, with a focus on riverine floods in large, gauged rivers. It became operational in 2018 and has since…

The accurate detection of Mesoscale Convective Systems (MCS) is crucial for meteorological monitoring due to their potential to cause significant destruction through severe weather phenomena such as hail, thunderstorms, and heavy rainfall.…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Jiajun Liang , Baoquan Zhang , Yunming Ye , Xutao Li , Chuyao Luo , Xukai Fu

Severe convective storms are among the most dangerous weather phenomena and accurate forecasts mitigate their impacts. The recently released suite of AI-based weather models produces medium-range forecasts within seconds, with a skill…

大气与海洋物理 · 物理学 2025-03-11 Monika Feldmann , Tom Beucler , Milton Gomez , Olivia Martius
‹ 上一页 1 2 3 10 下一页 ›