English
Related papers

Related papers: Social Sensing of Floods in the UK

200 papers

The analysis of natural disasters such as floods in a timely manner often suffers from limited data due to coarsely distributed sensors or sensor failures. At the same time, a plethora of information is buried in an abundance of images of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Björn Barz , Kai Schröter , Ann-Christin Kra , Joachim Denzler

An important aspect of urban planning is understanding crowd levels at various locations, which typically require the use of physical sensors. Such sensors are potentially costly and time consuming to implement on a large scale. To address…

Social and Information Networks · Computer Science 2020-12-08 Jerome Heng , Junhua Liu , Kwan Hui Lim

Social media is often viewed as a sensor into various societal events such as disease outbreaks, protests, and elections. We describe the use of social media as a crowdsourced sensor to gain insight into ongoing cyber-attacks. Our approach…

Cryptography and Security · Computer Science 2017-11-08 Rupinder Paul Khandpur , Taoran Ji , Steve Jan , Gang Wang , Chang-Tien Lu , Naren Ramakrishnan

Social media generates an enormous amount of data on a daily basis but it is very challenging to effectively utilize the data without annotating or labeling it according to the target application. We investigate the problem of localized…

Computation and Language · Computer Science 2020-03-12 Neha Singh , Nirmalya Roy , Aryya Gangopadhyay

In recent years, we have been faced with a series of natural disasters causing a tremendous amount of financial, environmental, and human losses. The unpredictable nature of natural disasters' behavior makes it hard to have a comprehensive…

Social and Information Networks · Computer Science 2019-03-08 Amir Karami , Vishal Shah , Reza Vaezi , Amit Bansal

This paper presents an online system that leverages social media data in real time to identify landslide-related information automatically using state-of-the-art artificial intelligence techniques. The designed system can (i) reduce the…

Computers and Society · Computer Science 2023-06-05 Ferda Ofli , Umair Qazi , Muhammad Imran , Julien Roch , Catherine Pennington , Vanessa Banks , Remy Bossu

Social media can be used for disaster risk reduction as a complement to traditional information sources, and the literature has suggested numerous ways to achieve this. In the case of floods, for instance, data collection from social media…

Social and Information Networks · Computer Science 2020-12-11 Valerio Lorini , Carlos Castillo , Domenico Nappo , Francesco Dottori , Peter Salamon

This paper analyses social media data in multiple disaster-related collections of floods and heat waves in the UK. The proposed method uses machine learning classifiers based on deep bidirectional neural networks trained on benchmark…

Social and Information Networks · Computer Science 2022-03-17 Victor Ponce-López , Catalina Spataru

Lack of global data inventories obstructs scientific modeling of and response to landslide hazards which are oftentimes deadly and costly. To remedy this limitation, new approaches suggest solutions based on citizen science that requires…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Ferda Ofli , Muhammad Imran , Umair Qazi , Julien Roch , Catherine Pennington , Vanessa J. Banks , Remy Bossu

Social networks are quickly becoming the primary medium for discussing what is happening around real-world events. The information that is generated on social platforms like Twitter can produce rich data streams for immediate insights into…

Social and Information Networks · Computer Science 2019-07-26 Mateusz Fedoryszak , Brent Frederick , Vijay Rajaram , Changtao Zhong

Real-time urban climate monitoring provides useful information that can be utilized to help monitor and adapt to extreme events, including urban heatwaves. Typical approaches to the monitoring of climate data include weather station…

Applications · Statistics 2015-09-18 Yoshiki Yamagata , Daisuke Murakami , Gareth W. Peters , Tomoko Matsui

Mumbai, a densely populated city, experiences frequent extreme rainfall events leading to floods and waterlogging. However, the lack of real-time flood monitoring and detailed past flooding data limits the scientific analysis to extreme…

Real-time social media data can provide useful information on evolving hazards. Alongside traditional methods of disaster detection, the integration of social media data can considerably enhance disaster management. In this paper, we…

Social and Information Networks · Computer Science 2023-01-31 Elena-Simona Apostol , Ciprian-Octavian Truică , Adrian Paschke

The unprecedented use of social media through smartphones and other web-enabled mobile devices has enabled the rapid adoption of platforms like Twitter. Event detection has found many applications on the web, including breaking news…

Social and Information Networks · Computer Science 2014-05-07 Shamanth Kumar , Huan Liu , Sameep Mehta , L. Venkata Subramaniam

Massive and diverse web data are increasingly vital for government disaster response, as demonstrated by the 2022 floods in New South Wales (NSW), Australia. This study examines how X (formerly Twitter) and public inquiry submissions…

Computation and Language · Computer Science 2025-05-26 Xian Gong , Paul X. McCarthy , Lin Tian , Marian-Andrei Rizoiu

Could social media data aid in disaster response and damage assessment? Countries face both an increasing frequency and intensity of natural disasters due to climate change. And during such events, citizens are turning to social media…

Social and Information Networks · Computer Science 2015-04-28 Yury Kryvasheyeu , Haohui Chen , Nick Obradovich , Esteban Moro , Pascal Van Hentenryck , James Fowler , Manuel Cebrian

The local event detection is to use posting messages with geotags on social networks to reveal the related ongoing events and their locations. Recent studies have demonstrated that the geo-tagged tweet stream serves as an unprecedentedly…

Information Retrieval · Computer Science 2020-04-07 Sibo Zhang , Yuan Cheng , Deyuan Ke

Statistical inference using social sensors is an area that has witnessed remarkable progress and is relevant in applications including localizing events for targeted advertising, marketing, localization of natural disasters and predicting…

Social and Information Networks · Computer Science 2018-08-16 Vikram Krishnamurthy , William Hoiles

Streaming social media provides a real-time glimpse of extreme weather impacts. However, the volume of streaming data makes mining information a challenge for emergency managers, policy makers, and disciplinary scientists. Here we explore…

Floods are the most common and among the most severe natural disasters in many countries around the world. As global warming continues to exacerbate sea level rise and extreme weather, governmental authorities and environmental agencies are…

Applications · Statistics 2021-10-07 Lauren Ansell , Luciana Dalla Valle
‹ Prev 1 2 3 10 Next ›