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Social media are more than just a one-way communication channel. Data can be collected, analyzed and contextualized to support disaster risk management. However, disaster management agencies typically use such added-value information to…

社会与信息网络 · 计算机科学 2018-02-09 Markus Enenkel , Sofia Martinez Saenz , Denyse S. Dookie , Lisette Braman , Nick Obradovich , Yury Kryvasheyeu

Climate change's impact on human health poses unprecedented and diverse challenges. Unless proactive measures based on solid evidence are implemented, these threats will likely escalate and continue to endanger human well-being. The…

计算与语言 · 计算机科学 2023-10-20 Ajay Krishnan , V. S. Anoop

Social media platforms like Twitter have increasingly relied on Natural Language Processing NLP techniques to analyze and understand the sentiments expressed in the user generated content. One such state of the art NLP model is…

计算与语言 · 计算机科学 2025-04-03 Akil Raj Subedi , Taniya Shah , Aswani Kumar Cherukuri , Thanos Vasilakos

Microblogging sites like Twitter and Weibo have emerged as important sourcesof real-time information on ongoing events, including socio-political events, emergency events, and so on. For instance, during emergency events (such as…

信息检索 · 计算机科学 2017-07-20 Prannay Khosla , Moumita Basu , Kripabandhu Ghosh , Saptarshi Ghosh

Traditional methods of collecting user feedback through transit surveys are often time-consuming, resource intensive, and costly. In this paper, we propose a novel NLP-based framework that harnesses the vast, abundant, and inexpensive data…

人工智能 · 计算机科学 2025-10-14 Adway Das , Abhishek Kumar Prajapati , Pengxiang Zhang , Mukund Srinath , Andisheh Ranjbari

Social media has become an essential channel for posting disaster-related information, which provide governments and relief agencies real-time data for better disaster management. However, research in this field has not received sufficient…

社会与信息网络 · 计算机科学 2021-07-13 Zhijie Sasha Dong , Lingyu Meng , Lauren Christenson , Lawrence Fulton

Social media platforms like X (formerly Twitter) play a crucial role in shaping public discourse and societal norms. This study examines the term Sessiz Istila (Silent Invasion) on Turkish social media, highlighting the rise of anti-refugee…

计算与语言 · 计算机科学 2025-05-20 Darmawan Wicaksono , Hasri Akbar Awal Rozaq , Nevfel Boz

During natural and man-made disasters, people use social media platforms such as Twitter to post textual and multime- dia content to report updates about injured or dead people, infrastructure damage, and missing or found people among other…

社会与信息网络 · 计算机科学 2018-05-03 Firoj Alam , Ferda Ofli , Muhammad Imran

The study of public opinion can provide us with valuable information. The analysis of sentiment on social networks, such as Twitter or Facebook, has become a powerful means of learning about the users' opinions and has a wide range of…

计算与语言 · 计算机科学 2020-06-08 Nhan Cach Dang , María N. Moreno-García , Fernando De la Prieta

Twitter and other social media platforms have become vital sources of real time information during disasters and public safety emergencies. Automatically classifying disaster related tweets can help emergency services respond faster and…

计算与语言 · 计算机科学 2026-03-16 Sharif Noor Zisad , N. M. Istiak Chowdhury , Ragib Hasan

Disaster Management is one of the most promising research areas because of its significant economic, environmental and social repercussions. This research focuses on analyzing different types of data (pre and post satellite images and…

机器学习 · 计算机科学 2023-11-17 Sukeerthi Mandyam , Shanmuga Priya MG , Shalini Suresh , Kavitha Srinivasan

Post-hazard reconnaissance for natural disasters (e.g., earthquakes) is important for understanding the performance of the built environment, speeding up the recovery, enhancing resilience and making informed decisions related to current…

计算与语言 · 计算机科学 2021-02-15 Alicia Y. Tsai , Selim Gunay , Minjune Hwang , Pengyuan Zhai , Chenglong Li , Laurent El Ghaoui , Khalid M. Mosalam

Social media has become a critical source of situational awareness during disasters, providing real-time insights into evolving impacts and emerging needs. To support crisis response at scale, recent work has increasingly leveraged large…

计算机与社会 · 计算机科学 2026-05-05 Timothy Douglas , Roben Delos Reyes , Asanobu Kitamoto

Anticipating audience reaction towards a certain piece of text is integral to several facets of society ranging from politics, research, and commercial industries. Sentiment analysis (SA) is a useful natural language processing (NLP)…

人工智能 · 计算机科学 2022-08-23 Anna Nguyen , Antonio Longa , Massimiliano Luca , Joe Kaul , Gabriel Lopez

Social media plays a major role during and after major natural disasters (e.g., hurricanes, large-scale fires, etc.), as people ``on the ground'' post useful information on what is actually happening. Given the large amounts of posts, a…

社会与信息网络 · 计算机科学 2020-01-01 Chidubem Arachie , Manas Gaur , Sam Anzaroot , William Groves , Ke Zhang , Alejandro Jaimes

An increasing number of people are using online social networking services (SNSs), and a significant amount of information related to experiences in consumption is shared in this new media form. Text mining is an emerging technique for…

计算与语言 · 计算机科学 2016-11-18 Eun Hee Ko , Diego Klabjan

The tremendous growth of social media content on the Internet has inspired the development of the text analytics to understand and solve real-life problems. Leveraging statistical topic modelling helps researchers and practitioners in…

社会与信息网络 · 计算机科学 2016-08-09 Marina Sokolova , Kanyi Huang , Stan Matwin , Joshua Ramisch , Vera Sazonova , Renee Black , Chris Orwa , Sidney Ochieng , Nanjira Sambuli

Over the last decade, similar to other application domains, social media content has been proven very effective in disaster informatics. However, due to the unstructured nature of the data, several challenges are associated with disaster…

计算与语言 · 计算机科学 2024-05-03 Ayaz Mehmood , Muhammad Tayyab Zamir , Muhammad Asif Ayub , Nasir Ahmad , Kashif Ahmad

An important part of the information gathering and data analysis is to find out what people think about, either a product or an entity. Twitter is an opinion rich social networking site. The posts or tweets from this data can be used for…

信息检索 · 计算机科学 2024-09-05 Dwarampudi Mahidhar Reddy , N V Subba Reddy , N V Subba Reddy

Effective disaster response is critical for affected communities. Responders and decision-makers would benefit from reliable, timely measures of the issues impacting their communities during a disaster, and social media offers a potentially…

社会与信息网络 · 计算机科学 2024-01-11 Zihui Ma , Lingyao Li , Libby Hemphill , Gregory B. Baecher , Yubai Yuan