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Relation Extraction (RE) is a crucial task in Information Extraction, which entails predicting relationships between entities within a given sentence. However, extending pre-trained RE models to other languages is challenging, particularly…

计算与语言 · 计算机科学 2023-04-21 Chiaming Hsu , Changtong Zan , Liang Ding , Longyue Wang , Xiaoting Wang , Weifeng Liu , Fu Lin , Wenbin Hu

Relation extraction (RE) aims to identify relations between entities mentioned in texts. Although large language models (LLMs) have demonstrated impressive in-context learning (ICL) abilities in various tasks, they still suffer from poor…

计算与语言 · 计算机科学 2024-04-30 Guozheng Li , Peng Wang , Wenjun Ke , Yikai Guo , Ke Ji , Ziyu Shang , Jiajun Liu , Zijie Xu

Open Information Extraction (Open IE) systems aim to obtain relation tuples with highly scalable extraction in portable across domain by identifying a variety of relation phrases and their arguments in arbitrary sentences. The first…

计算与语言 · 计算机科学 2016-07-12 Duc-Thuan Vo , Ebrahim Bagheri

Understanding human's language requires complex world knowledge. However, existing large-scale knowledge graphs mainly focus on knowledge about entities while ignoring knowledge about activities, states, or events, which are used to…

人工智能 · 计算机科学 2020-01-28 Hongming Zhang , Xin Liu , Haojie Pan , Yangqiu Song , Cane Wing-Ki Leung

Information extraction techniques, including named entity recognition (NER) and relation extraction (RE), are crucial in many domains to support making sense of vast amounts of unstructured text data by identifying and connecting relevant…

计算与语言 · 计算机科学 2024-01-17 Mingjie Li , Karin Verspoor

Biological relation networks contain rich information for understanding the biological mechanisms behind the relationship of entities such as genes, proteins, diseases, and chemicals. The vast growth of biomedical literature poses…

计算与语言 · 计算机科学 2025-01-27 Po-Ting Lai , Chih-Hsuan Wei , Shubo Tian , Robert Leaman , Zhiyong Lu

We present the Touch\'e23-ValueEval Dataset for Identifying Human Values behind Arguments. To investigate approaches for the automated detection of human values behind arguments, we collected 9324 arguments from 6 diverse sources, covering…

We release 70,509 high-quality social networks extracted from multilingual fiction and nonfiction narratives. We additionally provide metadata for $\sim$30,000 of these texts (73\% nonfiction and 27\% fiction) written between 1800 and 1999…

计算与语言 · 计算机科学 2025-04-01 Sil Hamilton , Rebecca M. M. Hicke , David Mimno , Matthew Wilkens

The main purpose of relation extraction is to extract the semantic relationships between tagged pairs of entities in a sentence, which plays an important role in the semantic understanding of sentences and the construction of knowledge…

计算与语言 · 计算机科学 2023-03-21 Chenghong Sun , Weidong Ji , Guohui Zhou , Hui Guo , Zengxiang Yin , Yuqi Yue

Document-level Relation Extraction (DocRE) involves identifying relations between entities across multiple sentences in a document. Evidence sentences, crucial for precise entity pair relationships identification, enhance focus on essential…

计算与语言 · 计算机科学 2025-04-10 Khai Phan Tran , Xue Li

Relation extraction from text is an important task for automatic knowledge base population. In this thesis, we first propose a syntax-focused multi-factor attention network model for finding the relation between two entities. Next, we…

计算与语言 · 计算机科学 2021-04-06 Tapas Nayak

Objective: Medical relations are the core components of medical knowledge graphs that are needed for healthcare artificial intelligence. However, the requirement of expert annotation by conventional algorithm development processes creates a…

机器学习 · 计算机科学 2020-09-09 Yucong Lin , Keming Lu , Yulin Chen , Chuan Hong , Sheng Yu

In this paper, we propose an approach for Relationship Extraction (RE) based on labeled graph kernels. The kernel we propose is a particularization of a random walk kernel that exploits two properties previously studied in the RE…

计算与语言 · 计算机科学 2013-02-21 Gonçalo Simões , Helena Galhardas , David Matos

Current state-of-the-art relation extraction methods typically rely on a set of lexical, syntactic, and semantic features, explicitly computed in a pre-processing step. Training feature extraction models requires additional annotated…

计算与语言 · 计算机科学 2019-06-10 Christoph Alt , Marc Hübner , Leonhard Hennig

There has been a recent surge of research interest in attacking the problem of social relation inference based on images. Existing works classify social relations mainly by creating complicated graphs of human interactions, or learning the…

计算机视觉与模式识别 · 计算机科学 2021-08-02 Xiaotian Yu , Hanling Yi , Yi Yu , Ling Xing , Shiliang Zhang , Xiaoyu Wang

Lifelogging has gained more attention due to its wide applications, such as personalized recommendations or memory assistance. The issues of collecting and extracting personal life events have emerged. People often share their life…

计算与语言 · 计算机科学 2023-04-18 Yi-Pei Chen , An-Zi Yen , Hen-Hsen Huang , Hideki Nakayama , Hsin-Hsi Chen

Relation Extraction (RE) is a fundamental task of information extraction, which has attracted a large amount of research attention. Previous studies focus on extracting the relations within a sentence or document, while currently…

计算与语言 · 计算机科学 2022-11-01 Fengqi Wang , Fei Li , Hao Fei , Jingye Li , Shengqiong Wu , Fangfang Su , Wenxuan Shi , Donghong Ji , Bo Cai

Argument Mining is the research area which aims at extracting argument components and predicting argumentative relations (i.e.,support and attack) from text. In particular, numerous approaches have been proposed in the literature to predict…

计算与语言 · 计算机科学 2020-03-12 Oana Cocarascu , Elena Cabrio , Serena Villata , Francesca Toni

Entity and relation extraction is a key task in information extraction, where the output can be used for downstream NLP tasks. Existing approaches for entity and relation extraction tasks mainly focus on the English corpora and ignore other…

计算与语言 · 计算机科学 2023-01-12 Zixiang Wang , Jian Yang , Tongliang Li , Jiaheng Liu , Ying Mo , Jiaqi Bai , Longtao He , Zhoujun Li

Relation extraction (RE) is a crucial task in natural language processing (NLP) that aims to identify and classify relationships between entities mentioned in text. In the financial domain, relation extraction plays a vital role in…

计算与语言 · 计算机科学 2023-07-24 Pawan Kumar Rajpoot , Ankur Parikh