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Nowadays event extraction systems mainly deal with a relatively small amount of information about temporal and modal qualifications of situations, primarily processing assertive sentences in the past tense. However, systems with a wider…

Computation and Language · Computer Science 2020-08-05 Ali Hürriyetoğlu

Nowadays, Twitter has become a great source of user-generated information about events. Very often people report causal relationships between events in their tweets. Automatic detection of causality information in these events might play an…

Information Retrieval · Computer Science 2019-01-14 Humayun Kayesh , Md. Saiful Islam , Junhu Wang

This paper creates a paradigm shift with regard to the way we build neural extractive summarization systems. Instead of following the commonly used framework of extracting sentences individually and modeling the relationship between…

Computation and Language · Computer Science 2020-04-21 Ming Zhong , Pengfei Liu , Yiran Chen , Danqing Wang , Xipeng Qiu , Xuanjing Huang

Keyword extraction is a crucial process in text mining. The extraction of keywords with respective contextual events in Twitter data is a big challenge. The challenging issues are mainly because of the informality in the language used. The…

Computation and Language · Computer Science 2023-04-05 Vaibhav Khatavkar , Swapnil Mane , Parag Kulkarni

As web agents (e.g., Deep Research) routinely consume massive volumes of web pages to gather and analyze information, LLM context management -- under large token budgets and low signal density -- emerges as a foundational, high-importance,…

Information Retrieval · Computer Science 2025-12-09 Yihan Chen , Benfeng Xu , Xiaorui Wang , Zhendong Mao

Extraction of financial and economic events from text has previously been done mostly using rule-based methods, with more recent works employing machine learning techniques. This work is in line with this latter approach, leveraging…

Computation and Language · Computer Science 2022-11-29 Liat Ein-Dor , Ariel Gera , Orith Toledo-Ronen , Alon Halfon , Benjamin Sznajder , Lena Dankin , Yonatan Bilu , Yoav Katz , Noam Slonim

The traditional way of sentence-level event detection involves two important subtasks: trigger identification and trigger classifications, where the identified event trigger words are used to classify event types from sentences. However,…

Computation and Language · Computer Science 2023-06-27 Tongtao Ling , Lei Chen , Huangxu Sheng , Zicheng Cai , Hai-Lin Liu

Information systems generate a large volume of event log data during business operations, much of which consists of low-value and redundant information. When performance predictions are made directly from these logs, the accuracy of the…

Machine Learning · Computer Science 2025-03-12 Jianhong Ye , Siyuan Zhang , Yan Lin

This workshop is the fourth issue of a series of workshops on automatic extraction of socio-political events from news, organized by the Emerging Market Welfare Project, with the support of the Joint Research Centre of the European…

Computation and Language · Computer Science 2021-08-19 Ali Hürriyetoğlu , Hristo Tanev , Vanni Zavarella , Jakub Piskorski , Reyyan Yeniterzi , Erdem Yörük

Vision-language (V+L) pretraining models have achieved great success in supporting multimedia applications by understanding the alignments between images and text. While existing vision-language pretraining models primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Manling Li , Ruochen Xu , Shuohang Wang , Luowei Zhou , Xudong Lin , Chenguang Zhu , Michael Zeng , Heng Ji , Shih-Fu Chang

We introduce MemSum (Multi-step Episodic Markov decision process extractive SUMmarizer), a reinforcement-learning-based extractive summarizer enriched at each step with information on the current extraction history. When MemSum iteratively…

Computation and Language · Computer Science 2022-03-17 Nianlong Gu , Elliott Ash , Richard H. R. Hahnloser

Consumer Event-Cause Extraction, the task aimed at extracting the potential causes behind certain events in the text, has gained much attention in recent years due to its wide applications. The ICDM 2020 conference sets up an evaluation…

Computation and Language · Computer Science 2024-04-25 Congqing He , Jie Zhang , Xiangyu Zhu , Huan Liu , Yukun Huang

Events are inter-related in documents. Motivated by the one-sense-per-discourse theory, we hypothesize that a participant tends to play consistent roles across multiple events in the same document. However recent work on document-level…

Computation and Language · Computer Science 2022-05-31 Qi Zeng , Qiusi Zhan , Heng Ji

Event mentions in text correspond to real-world events of varying degrees of granularity. The task of subevent detection aims to resolve this granularity issue, recognizing the membership of multi-granular events in event complexes. Since…

Computation and Language · Computer Science 2021-09-15 Haoyu Wang , Hongming Zhang , Muhao Chen , Dan Roth

A notable challenge in Multi-Document Summarization (MDS) is the extremely-long length of the input. In this paper, we present an extract-then-abstract Transformer framework to overcome the problem. Specifically, we leverage pre-trained…

Computation and Language · Computer Science 2022-05-05 Yun-Zhu Song , Yi-Syuan Chen , Hong-Han Shuai

In spite of much recent research in the area, it is still unclear whether subject-area question-answering data is useful for machine reading comprehension (MRC) tasks. In this paper, we investigate this question. We collect a large-scale…

Computation and Language · Computer Science 2021-04-08 Dian Yu , Kai Sun , Dong Yu , Claire Cardie

Due to the exponential growth of biomedical literature, event and relation extraction are important tasks in biomedical text mining. Most work only focus on relation extraction, and detect a single entity pair mention on a short span of…

Computation and Language · Computer Science 2020-05-08 Elaheh ShafieiBavani , Antonio Jimeno Yepes , Xu Zhong , David Martinez Iraola

Document-level Event Extraction (DEE) is particularly tricky due to the two challenges it poses: scattering-arguments and multi-events. The first challenge means that arguments of one event record could reside in different sentences in the…

Computation and Language · Computer Science 2022-02-08 Shiyao Cui , Xin Cong , Bowen Yu , Tingwen Liu , Yucheng Wang , Jinqiao Shi

The global popularity of microblogs has led to an increasing accumulation of large volumes of text data on microblogging platforms such as Twitter. These corpora are untapped resources to understand social expressions on diverse subjects.…

Information Retrieval · Computer Science 2018-11-15 Tharindu Rukshan Bandaragoda , Daswin De Silva , Damminda Alahakoon

LLM-powered agents face a persistent challenge: learning from their execution experiences to improve future performance. While agents can successfully complete many tasks, they often repeat inefficient patterns, fail to recover from similar…

Artificial Intelligence · Computer Science 2026-03-12 Gaodan Fang , Vatche Isahagian , K. R. Jayaram , Ritesh Kumar , Vinod Muthusamy , Punleuk Oum , Gegi Thomas