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相关论文: Detecting Perceived Emotions in Hurricane Disaster…

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The widespread use of microblogging platforms like X (formerly Twitter) during disasters provides real-time information to governments and response authorities. However, the data from these platforms is often noisy, requiring automated…

计算与语言 · 计算机科学 2024-12-17 Muhammad Imran , Abdul Wahab Ziaullah , Kai Chen , Ferda Ofli

Rumours in online social media pose significant risks to modern society, motivating the need for better understanding of how they develop. We focus specifically on the interface between emotion and rumours in threaded discourses, building…

人工智能 · 计算机科学 2025-05-15 Rui Xing , Boyang Sun , Kun Zhang , Preslav Nakov , Timothy Baldwin , Jey Han Lau

Understanding emotion expressed in language has a wide range of applications, from building empathetic chatbots to detecting harmful online behavior. Advancement in this area can be improved using large-scale datasets with a fine-grained…

计算与语言 · 计算机科学 2020-06-04 Dorottya Demszky , Dana Movshovitz-Attias , Jeongwoo Ko , Alan Cowen , Gaurav Nemade , Sujith Ravi

Sentiment analysis, an increasingly vital field in both academia and industry, plays a pivotal role in machine learning applications, particularly on social media platforms like Reddit. However, the efficacy of sentiment analysis models is…

计算与语言 · 计算机科学 2024-05-29 Xiaoxia Zhang , Xiuyuan Qi , Zixin Teng

Posting help-seeking requests on social media has been broadly adopted by victims during natural disasters to look for urgent rescue and supplies. The help-seeking requests need to get sufficient public attention and be promptly routed to…

人机交互 · 计算机科学 2022-05-26 Changyang He , Yue Deng , Wenjie Yang , Bo Li

Emotional Analysis from textual input has been considered both a challenging and interesting task in Natural Language Processing. However, due to the lack of datasets in low-resource languages (i.e. Tamil), it is difficult to conduct…

Social media is often utilized as a lifeline for communication during natural disasters. Traditionally, natural disaster tweets are filtered from the Twitter stream using the name of the natural disaster and the filtered tweets are sent for…

计算与语言 · 计算机科学 2022-07-12 Ramya Tekumalla , Juan M. Banda

Social media messages posted by people during natural disasters often contain important location descriptions, such as the locations of victims. Recent research has shown that many of these location descriptions go beyond simple place…

计算机与社会 · 计算机科学 2023-10-17 Yingjie Hu , Gengchen Mai , Chris Cundy , Kristy Choi , Ni Lao , Wei Liu , Gaurish Lakhanpal , Ryan Zhenqi Zhou , Kenneth Joseph

Due to their often unexpected nature, natural and man-made disasters are difficult to monitor and detect for journalists and disaster management response teams. Journalists are increasingly relying on signals from social media to detect…

社会与信息网络 · 计算机科学 2017-09-11 Armineh Nourbakhsh , Quanzhi Li , Xiaomo Liu , Sameena Shah

Given the current state of the world, because of existing situations around the world, millions of people suffering from mental illnesses feel isolated and unable to receive help in person. Psychological studies have shown that our state of…

计算与语言 · 计算机科学 2023-04-11 Pratinav Seth , Mihir Agarwal

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

The physical and economic damages of hurricanes can acutely affect employment and the well-being of employees. However, a comprehensive understanding of these impacts remains elusive as many studies focused on narrow subsets of regions or…

计量经济学 · 经济学 2024-05-28 Gan Zhang , Wenjun Zhu

Social media platforms provide active communication channels during mass convergence and emergency events such as disasters caused by natural hazards. As a result, first responders, decision makers, and the public can use this information…

社会与信息网络 · 计算机科学 2015-04-17 Muhammad Imran , Carlos Castillo , Fernando Diaz , Sarah Vieweg

T\"urkiye is located on a fault line; earthquakes often occur on a large and small scale. There is a need for effective solutions for gathering current information during disasters. We can use social media to get insight into public…

计算与语言 · 计算机科学 2022-12-06 Özgür Agrali , Hakan Sökün , Enis Karaarslan

We present a computational approach for estimating emotion contagion on social media networks. Built on a foundation of psychology literature, our approach estimates the degree to which the perceivers' emotional states (positive or…

社会与信息网络 · 计算机科学 2022-07-18 Trisha Mittal , Puneet Mathur , Rohan Chandra , Apurva Bhatt , Vikram Gupta , Debdoot Mukherjee , Aniket Bera , Dinesh Manocha

NLP tasks are often limited by scarcity of manually annotated data. In social media sentiment analysis and related tasks, researchers have therefore used binarized emoticons and specific hashtags as forms of distant supervision. Our paper…

机器学习 · 统计学 2019-11-19 Bjarke Felbo , Alan Mislove , Anders Søgaard , Iyad Rahwan , Sune Lehmann

Rapid damage assessment is of crucial importance to emergency responders during hurricane events, however, the evaluation process is often slow, labor-intensive, costly, and error-prone. New advances in computer vision and remote sensing…

计算机视觉与模式识别 · 计算机科学 2018-12-14 Sean Andrew Chen , Andrew Escay , Christopher Haberland , Tessa Schneider , Valentina Staneva , Youngjun Choe

This study explores how different weather conditions influence public sentiment on social media, focusing on Twitter data from the UK. By considering climate and linguistic baselines, we improve the accuracy of weather-related sentiment…

人机交互 · 计算机科学 2024-07-11 James C. Young , Rudy Arthur , Hywel T. P. Williams

Online social media users react to content in them based on context. Emotions or mood play a significant part of these reactions, which has filled these platforms with opinionated content. Different approaches and applications to make…

计算与语言 · 计算机科学 2018-05-18 Po Chen Kuo , Fernando H. Calderon Alvarado , Yi-Shin Chen

As the impact of technology on our lives is increasing, we witness increased use of social media that became an essential tool not only for communication but also for sharing information with community about our thoughts and feelings. This…

计算与语言 · 计算机科学 2023-05-10 Ilija Tavchioski , Marko Robnik-Šikonja , Senja Pollak