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Event detection (ED), which means identifying event trigger words and classifying event types, is the first and most fundamental step for extracting event knowledge from plain text. Most existing datasets exhibit the following issues that…

计算与语言 · 计算机科学 2020-10-09 Xiaozhi Wang , Ziqi Wang , Xu Han , Wangyi Jiang , Rong Han , Zhiyuan Liu , Juanzi Li , Peng Li , Yankai Lin , Jie Zhou

Event Detection (ED) is an important task in natural language processing. In the past few years, many datasets have been introduced for advancing ED machine learning models. However, most of these datasets are under-explored because not…

计算与语言 · 计算机科学 2022-04-27 Wenlong Zhang , Bhagyashree Ingale , Hamza Shabir , Tianyi Li , Tian Shi , Ping Wang

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…

计算与语言 · 计算机科学 2025-06-12 Mohammadali Sefidi Esfahani , Mohammad Akbari

Event Detection (ED) is the task of identifying and classifying trigger words of event mentions in text. Despite considerable research efforts in recent years for English text, the task of ED in other languages has been significantly less…

计算与语言 · 计算机科学 2022-11-21 Amir Pouran Ben Veyseh , Minh Van Nguyen , Franck Dernoncourt , Thien Huu Nguyen

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…

社会与信息网络 · 计算机科学 2024-06-05 Zitai Qiu , Jia Wu , Jian Yang , Xing Su , Charu C. Aggarwal

Event Detection (ED) aims to identify event trigger words from a given text and classify it into an event type. Most of current methods to ED rely heavily on training instances, and almost ignore the correlation of event types. Hence, they…

信息检索 · 计算机科学 2023-02-03 Shumin Deng , Ningyu Zhang , Luoqiu Li , Hui Chen , Huaixiao Tou , Mosha Chen , Fei Huang , Huajun Chen

Event extraction (EE) is crucial to downstream tasks such as new aggregation and event knowledge graph construction. Most existing EE datasets manually define fixed event types and design specific schema for each of them, failing to cover…

In this paper, we propose a recent and under-researched paradigm for the task of event detection (ED) by casting it as a question-answering (QA) problem with the possibility of multiple answers and the support of entities. The extraction of…

计算与语言 · 计算机科学 2021-04-15 Emanuela Boros , Jose G. Moreno , Antoine Doucet

Social networks enable users to freely communicate with each other and share their recent news, ongoing activities or views about different topics. As a result, they can be seen as a potentially viable source of information to understand…

信息检索 · 计算机科学 2016-06-29 Fattane Zarrinkalam , Ebrahim Bagheri

This paper introduces the Ongoing Event Detection (OED) task, which is a specific Event Detection task where the goal is to detect ongoing event mentions only, as opposed to historical, future, hypothetical, or other forms or events that…

计算与语言 · 计算机科学 2021-02-09 Mariano Maisonnave , Fernando Delbianco , Fernando Tohmé , Ana Maguitman , Evangelos Milios

The ever-growing number of people using Twitter makes it a valuable source of timely information. However, detecting events in Twitter is a difficult task, because tweets that report interesting events are overwhelmed by a large volume of…

社会与信息网络 · 计算机科学 2015-05-22 Adrien Guille , Cecile Favre

Detecting important events in high volume news streams is an important task for a variety of purposes.The volume and rate of online news increases the need for automated event detection methods thatcan operate in real time. In this paper we…

社会与信息网络 · 计算机科学 2020-05-29 Iraklis Moutidis , Hywel T. P. Williams

Automated event detection from news corpora is a crucial task towards mining fast-evolving structured knowledge. As real-world events have different granularities, from the top-level themes to key events and then to event mentions…

计算与语言 · 计算机科学 2022-07-05 Yunyi Zhang , Fang Guo , Jiaming Shen , Jiawei Han

Event detection (ED), aiming to detect events from texts and categorize them, is vital to understanding actual happenings in real life. However, mainstream event detection models require high-quality expert human annotations of triggers,…

计算与语言 · 计算机科学 2022-08-23 Jiachen Zhao , Haiqin Yang

Social media is becoming a primary medium to discuss what is happening around the world. Therefore, the data generated by social media platforms contain rich information which describes the ongoing events. Further, the timeliness associated…

信息检索 · 计算机科学 2021-05-27 Hansi Hettiarachchi , Mariam Adedoyin-Olowe , Jagdev Bhogal , Mohamed Medhat Gaber

Physical event detection has long been the domain of static event processors operating on numeric sensor data. This works well for large scale strong-signal events such as hurricanes, and important classes of events such as earthquakes.…

社会与信息网络 · 计算机科学 2019-09-18 Abhijit Suprem , Calton Pu

We introduce event-keyed summarization (EKS), a novel task that marries traditional summarization and document-level event extraction, with the goal of generating a contextualized summary for a specific event, given a document and an…

计算与语言 · 计算机科学 2024-02-13 William Gantt , Alexander Martin , Pavlo Kuchmiichuk , Aaron Steven White

Social media is widely used to share information globally and it also aids to gain attention from the world. When socially sensitive incidents like rape, human rights march, corruption, political controversy, chemical attacks occur, they…

社会与信息网络 · 计算机科学 2026-04-06 Pramod Bide , Sudhir Dhage , Mohammed Afaan Ansari , Rudresh Veerkhare

In sound event detection (SED), overlapping sound events pose a significant challenge, as certain events can be easily masked by background noise or other events, resulting in poor detection performance. To address this issue, we propose…

音频与语音处理 · 电气工程与系统科学 2025-01-13 Han Yin , Jisheng Bai , Yang Xiao , Hui Wang , Siqi Zheng , Yafeng Chen , Rohan Kumar Das , Chong Deng , Jianfeng Chen

Recent developments in image classification and natural language processing, coupled with the rapid growth in social media usage, have enabled fundamental advances in detecting breaking events around the world in real-time. Emergency…

机器学习 · 计算机科学 2020-04-13 Mahdi Abavisani , Liwei Wu , Shengli Hu , Joel Tetreault , Alejandro Jaimes
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