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The context-dependent nature of online aggression makes annotating large collections of data extremely difficult. Previously studied datasets in abusive language detection have been insufficient in size to efficiently train deep learning…

计算与语言 · 计算机科学 2018-08-31 Younghun Lee , Seunghyun Yoon , Kyomin Jung

Fine-grained migration data illuminate demographic, environmental, and health phenomena. However, United States migration data have serious drawbacks: public data lack spatial granularity, and higher-resolution proprietary data suffer from…

计算机与社会 · 计算机科学 2026-01-08 Gabriel Agostini , Rachel Young , Maria Fitzpatrick , Nikhil Garg , Emma Pierson

In this work, we construct and release a multi-domain and multi-modality event dataset (MMED), containing 25,165 textual news articles collected from hundreds of news media sites (e.g., Yahoo News, Google News, CNN News.) and 76,516 image…

多媒体 · 计算机科学 2019-04-10 Zhenguo Yang , Zehang Lin , Min Cheng , Qing Li , Wenyin Liu

During the COVID-19 pandemic, community tensions intensified, contributing to discriminatory sentiments against various religious groups, including Hindu communities. Recent advances in language models have shown promise for social media…

计算与语言 · 计算机科学 2025-10-07 Ashutosh Singh , Rohitash Chandra

User-generated content online is shaped by many factors, including endogenous elements such as platform affordances and norms, as well as exogenous elements, in particular significant events. These impact what users say, how they say it,…

社会与信息网络 · 计算机科学 2018-04-23 Alexandra Olteanu , Carlos Castillo , Jeremy Boy , Kush R. Varshney

Long-separated research has been conducted on two highly correlated tracks: traffic and incidents. Traffic track witnesses complicating deep learning models, e.g., to push the prediction a few percent more accurate, and the incident track…

机器学习 · 计算机科学 2026-03-17 Xiaochuan Gou , Ziyue Li , Tian Lan , Junpeng Lin , Zhishuai Li , Bingyu Zhao , Chen Zhang , Di Wang , Xiangliang Zhang

This paper demonstrates a two-stage method for deriving insights from social media data relating to disinformation by applying a combination of geospatial classification and embedding-based language modelling across multiple languages. In…

We present our shared task on text-based emotion detection, covering more than 30 languages from seven distinct language families. These languages are predominantly low-resource and are spoken across various continents. The data instances…

Event detection has been one of the most important research topics in social media analysis. Most of the traditional approaches detect events based on fixed temporal and spatial resolutions, while in reality events of different scales…

社会与信息网络 · 计算机科学 2015-08-31 Xiaowen Dong , Dimitrios Mavroeidis , Francesco Calabrese , Pascal Frossard

Understanding and predicting uncertain things are the central themes of scientific evolution. Human beings revolve around these fears of uncertainties concerning various aspects like a global pandemic, health, finances, to name but a few.…

统计力学 · 物理学 2021-08-31 Sayantan Nag Chowdhury , Arnob Ray , Arindam Mishra , Dibakar Ghosh

This paper describes in details the design and development of a novel annotation framework and of annotated resources for Internal Displacement, as the outcome of a collaboration with the Internal Displacement Monitoring Centre, aimed at…

计算与语言 · 计算机科学 2021-04-13 Fabio Poletto , Yunbai Zhang , Andre Panisson , Yelena Mejova , Daniela Paolotti , Sylvain Ponserre

Violent threats remain a significant problem across social media platforms. Useful, high-quality data facilitates research into the understanding and detection of malicious content, including violence. In this paper, we introduce a…

With the increasing trend in the topic of migration in Europe, the public is now more engaged in expressing their opinions through various platforms such as Twitter. Understanding the online discourses is therefore essential to capture the…

计算与语言 · 计算机科学 2021-08-18 Yiyi Chen , Harald Sack , Mehwish Alam

Datasets and methods for cross-document coreference resolution (CDCR) focus on events or entities with strict coreference relations. They lack, however, annotating and resolving coreference mentions with more abstract or loose relations…

计算与语言 · 计算机科学 2021-09-14 Anastasia Zhukova , Felix Hamborg , Karsten Donnay , Bela Gipp

With the COVID-19 pandemic continuing, hatred against Asians is intensifying in countries outside Asia, especially among the Chinese. There is an urgent need to detect and prevent hate speech towards Asians effectively. In this work, we…

计算与语言 · 计算机科学 2022-08-23 Xin Lian

Existing cross-document event coreference resolution models, which either compute mention similarity directly or enhance mention representation by extracting event arguments (such as location, time, agent, and patient), lacking the ability…

计算与语言 · 计算机科学 2024-06-26 Qiang Gao , Bobo Li , Zixiang Meng , Yunlong Li , Jun Zhou , Fei Li , Chong Teng , Donghong Ji

Superdiversity refers to large cultural diversity in a population due to immigration. In this paper, we introduce a superdiversity index based on the changes in the emotional content of words used by a multi-cultural community, compared to…

社会与信息网络 · 计算机科学 2022-04-25 Laura Pollacci , Alina Sirbu , Fosca Giannotti , Dino Pedreschi

Extreme events, such as market crashes, natural disasters, and pandemics, are rare but catastrophic, often triggering cascading failures across interconnected systems. Accurate prediction and early warning can help minimize losses and…

机器学习 · 计算机科学 2025-06-10 Jingyi Gu , Xuan Zhang , Guiling Wang

The proliferation of hate speech on social media is one of the serious issues that is bringing huge impacts to society: an escalation of violence, discrimination, and social fragmentation. The problem of detecting hate speech is…

计算与语言 · 计算机科学 2025-02-28 Anwar Hossain Zahid , Monoshi Kumar Roy , Swarna Das

Monitoring migration flows is crucial to respond to humanitarian crisis and to design efficient policies. This information usually comes from surveys and border controls, but timely accessibility and methodological concerns reduce its…