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Social Event Detection (SED) aims to identify significant events from social streams, and has a wide application ranging from public opinion analysis to risk management. In recent years, Graph Neural Network (GNN) based solutions have…

Computation and Language · Computer Science 2024-09-11 Pu Li , Xiaoyan Yu , Hao Peng , Yantuan Xian , Linqin Wang , Li Sun , Jingyun Zhang , Philip S. Yu

Social events reflect the dynamics of society and, here, natural disasters and emergencies receive significant attention. The timely detection of these events can provide organisations and individuals with valuable information to reduce or…

Social and Information Networks · Computer Science 2024-06-05 Zitai Qiu , Jia Wu , Jian Yang , Xing Su , Charu C. Aggarwal

Event analysis from news and social networks is very useful for a wide range of social studies and real-world applications. Recently, event graphs have been explored to model event datasets and their complex relationships, where events are…

Machine Learning · Computer Science 2022-01-04 Joao Pedro Rodrigues Mattos , Ricardo M. Marcacini

Social platforms have emerged as crucial platforms for distributing information and discussing social events, offering researchers an excellent opportunity to design and implement novel event detection frameworks. Identifying unspecified…

Computation and Language · Computer Science 2025-06-12 Mohammadali Sefidi Esfahani , Mohammad Akbari

Events are happening in real-world and real-time, which can be planned and organized for occasions, such as social gatherings, festival celebrations, influential meetings or sports activities. Social media platforms generate a lot of…

Social and Information Networks · Computer Science 2021-04-05 Hao Peng , Jianxin Li , Yangqiu Song , Renyu Yang , Rajiv Ranjan , Philip S. Yu , Lifang He

Social events provide valuable insights into group social behaviors and public concerns and therefore have many applications in fields such as product recommendation and crisis management. The complexity and streaming nature of social…

Machine Learning · Computer Science 2021-08-31 Yuwei Cao , Hao Peng , Jia Wu , Yingtong Dou , Jianxin Li , Philip S. Yu

Events describe the state changes of entities. In a document, multiple events are connected by various relations (e.g., Coreference, Temporal, Causal, and Subevent). Therefore, obtaining the connections between events through Event-Event…

Computation and Language · Computer Science 2024-03-20 Haochen Li , Di Geng

In the contemporary digital landscape, media content stands as the foundation for political news analysis, offering invaluable insights sourced from various channels like news articles, social media updates, speeches, and reports. Natural…

Information Retrieval · Computer Science 2025-02-25 Muhammad Arslan , Saba Munawar , Christophe Cruz

Script event prediction requires a model to predict the subsequent event given an existing event context. Previous models based on event pairs or event chains cannot make full use of dense event connections, which may limit their capability…

Artificial Intelligence · Computer Science 2018-05-17 Zhongyang Li , Xiao Ding , Ting Liu

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…

Social and Information Networks · Computer Science 2015-08-31 Xiaowen Dong , Dimitrios Mavroeidis , Francesco Calabrese , Pascal Frossard

As a trending approach for social event detection, graph neural network (GNN)-based methods enable a fusion of natural language semantics and the complex social network structural information, thus showing SOTA performance. However,…

Social and Information Networks · Computer Science 2023-12-20 Yuwei Cao , Hao Peng , Zhengtao Yu , Philip S. Yu

Masked graph autoencoder (MGAE) has emerged as a promising self-supervised graph pre-training (SGP) paradigm due to its simplicity and effectiveness. However, existing efforts perform the mask-then-reconstruct operation in the raw data…

Machine Learning · Computer Science 2023-04-07 Wenxuan Tu , Qing Liao , Sihang Zhou , Xin Peng , Chuan Ma , Zhe Liu , Xinwang Liu , Zhiping Cai

With the rapid development of social media, the wide dissemination of fake news on social media is increasingly threatening both individuals and society. One of the unique challenges for fake news detection on social media is how to detect…

Social and Information Networks · Computer Science 2024-11-12 Jiajun Zhang , Zhixun Li , Qiang Liu , Shu Wu , Liang Wang

Social event detection refers to extracting relevant message clusters from social media data streams to represent specific events in the real world. Social event detection is important in numerous areas, such as opinion analysis, social…

Social and Information Networks · Computer Science 2024-07-29 Zhiwei Yang , Yuecen Wei , Haoran Li , Qian Li , Lei Jiang , Li Sun , Xiaoyan Yu , Chunming Hu , Hao Peng

Detecting events from social media data streams is gradually attracting researchers. The innate challenge for detecting events is to extract discriminative information from social media data thereby assigning the data into different events.…

Social and Information Networks · Computer Science 2023-12-18 Yuanyuan Guo , Zehua Zang , Hang Gao , Xiao Xu , Rui Wang , Lixiang Liu , Jiangmeng Li

Social event detection involves identifying and categorizing important events from social media, which relies on labeled data, but annotation is costly and labor-intensive. To address this problem, we propose Augmentation framework for…

Computation and Language · Computer Science 2025-09-05 Congbo Ma , Yuxia Wang , Jia Wu , Jian Yang , Jing Du , Zitai Qiu , Qing Li , Hu Wang , Preslav Nakov

In this paper, we study the challenges of detecting events on social media, where traditional unimodal systems struggle due to the rapid and multimodal nature of data dissemination. We employ a range of models, including unimodal ModernBERT…

Event extraction is essential for event understanding and analysis. It supports tasks such as document summarization and decision-making in emergency scenarios. However, existing event extraction approaches have limitations: (1)…

Computation and Language · Computer Science 2026-04-24 Praval Sharma

Event cameras asynchronously capture brightness changes with low latency, high temporal resolution, and high dynamic range. However, annotation of event data is a costly and laborious process, which limits the use of deep learning methods…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Simon Klenk , David Bonello , Lukas Koestler , Nikita Araslanov , Daniel Cremers

Recent large vision-language models have achieved strong performance on short- and medium-length video understanding, yet they remain inadequate for ultra-long or even infinite video reasoning, where models must preserve coherent memory…

Artificial Intelligence · Computer Science 2026-05-08 Peizheng Yan , Yu Zhao , Liang Xie , Juntong Qi , Mingming Wang , Erwei Yin
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