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Social media has become an important source for understanding mental health, providing researchers with a way to detect conditions like depression from user-generated posts. This tutorial provides practical guidance to address common…

计算与语言 · 计算机科学 2025-08-06 Yeyubei Zhang , Zhongyan Wang , Zhanyi Ding , Yexin Tian , Jianglai Dai , Xiaorui Shen , Yunchong Liu , Yuchen Cao

In times of crisis, the prompt and precise classification of disaster-related information shared on social media platforms is crucial for effective disaster response and public safety. During such critical events, individuals use social…

计算机与社会 · 计算机科学 2025-10-21 Shahid Shafi Dar , Mohammad Zia Ur Rehman , Karan Bais , Mohammed Abdul Haseeb , Nagendra Kumara

Foundation models, often pre-trained with large-scale data, have achieved paramount success in jump-starting various vision and language applications. Recent advances further enable adapting foundation models in downstream tasks efficiently…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Dequan Wang , Xiaosong Wang , Lilong Wang , Mengzhang Li , Qian Da , Xiaoqiang Liu , Xiangyu Gao , Jun Shen , Junjun He , Tian Shen , Qi Duan , Jie Zhao , Kang Li , Yu Qiao , Shaoting Zhang

Social media has quickly grown into an essential tool for people to communicate and express their needs during crisis events. Prior work in analyzing social media data for crisis management has focused primarily on automatically identifying…

社会与信息网络 · 计算机科学 2020-07-24 Swati Padhee , Tanay Kumar Saha , Joel Tetreault , Alejandro Jaimes

We collected 32 public datasets, of which 28 for medical imaging and 4 for natural images, to conduct study. The images of these datasets are captured by different cameras, thus vary from each other in modality, frame size and capacity. For…

图像与视频处理 · 电气工程与系统科学 2021-02-19 Yang Wen

Online social microblogging platforms including Twitter are increasingly used for aiding relief operations during disaster events. During most of the calamities that can be natural disasters or even armed attacks, non-governmental…

信息检索 · 计算机科学 2018-10-30 Bhaskar Gautam , Annappa Basava

In this paper, we present a large-scale hurricane Michael dataset for visual perception in disaster scenarios, and analyze state-of-the-art deep neural network models for semantic segmentation. The dataset consists of around 2000…

计算机视觉与模式识别 · 计算机科学 2020-09-08 Maryam Rahnemoonfar , Tashnim Chowdhury , Robin Murphy , Odair Fernandes

The automated evaluation of cognitive status utilizing multimedia technologies presents a promising frontier in early dementia diagnosis. However, the development of robust machine learning models for cognitive impairment detection is…

数据库 · 计算机科学 2026-04-03 Liuyu Wu , Rui Feng , Jie Li , Wentao Xiang , Yi Zhang , Yin Cao , Siyang Song , Xiao Gu , Jianqing Li , Wei Wang

Tweet hashtags have the potential to improve the search for information during disaster events. However, there is a large number of disaster-related tweets that do not have any user-provided hashtags. Moreover, only a small number of tweets…

信息检索 · 计算机科学 2020-01-07 Jishnu Ray Chowdhury , Cornelia Caragea , Doina Caragea

The success of a disaster relief and response process is largely dependent on timely and accurate information regarding the status of the disaster, the surrounding environment, and the affected people. This information is primarily provided…

社会与信息网络 · 计算机科学 2017-09-11 Tahora H. Nazer , Guoliang Xue , Yusheng Ji , Huan Liu

In recent years, cognitive and mental health (CMH) disorders have increasingly become an important challenge for global public health, especially the suicide problem caused by multiple factors such as social competition, economic pressure…

计算机与社会 · 计算机科学 2025-07-17 Shouwen Zheng , Yingzhi Tao , Taiqi Zhou

Social media data has become a vital resource for studying mental health, offering real-time insights into thoughts, emotions, and behaviors that traditional methods often miss. Progress in this area has been facilitated by benchmark…

计算与语言 · 计算机科学 2025-11-27 Saad Mankarious , Ayah Zirikly , Daniel Wiechmann , Elma Kerz , Edward Kempa , Yu Qiao

In recent decades, wildfires, as widespread and extremely destructive natural disasters, have caused tremendous property losses and fatalities, as well as extensive damage to forest ecosystems. Many fire risk assessment projects have been…

计算机视觉与模式识别 · 计算机科学 2023-09-25 Shuchang Shen , Sachith Seneviratne , Xinye Wanyan , Michael Kirley

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

Timely and effective response to humanitarian crises requires quick and accurate analysis of large amounts of text data - a process that can highly benefit from expert-assisted NLP systems trained on validated and annotated data in the…

This study examines machine learning methods used in crisis management. Analyzing detected patterns from a crisis involves the collection and evaluation of historical or near-real-time datasets through automated means. This paper utilized…

机器学习 · 计算机科学 2025-02-11 Izunna Okpala , Shane Halse , Jess Kropczynski

During natural or man-made disasters, humanitarian response organizations look for useful information to support their decision-making processes. Social media platforms such as Twitter have been considered as a vital source of useful…

计算与语言 · 计算机科学 2016-10-06 Dat Tien Nguyen , Shafiq Joty , Muhammad Imran , Hassan Sajjad , Prasenjit Mitra

Social media data has been increasingly used to facilitate situational awareness during events and emergencies such as natural disasters. While researchers have investigated several methods to summarize, visualize or mine the data for…

社会与信息网络 · 计算机科学 2019-09-17 Luke S. Snyder , Morteza Karimzadeh , Christina Stober , David S. Ebert

In recent years, the problem of misinformation on the web has become widespread across languages, countries, and various social media platforms. Although there has been much work on automated fake news detection, the role of images and…

计算与语言 · 计算机科学 2022-05-05 Gullal S. Cheema , Sherzod Hakimov , Abdul Sittar , Eric Müller-Budack , Christian Otto , Ralph Ewerth

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