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Related papers: Simple Large-scale Relation Extraction from Unstru…

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Relation extraction (RE) is an indispensable information extraction task in several disciplines. RE models typically assume that named entity recognition (NER) is already performed in a previous step by another independent model. Several…

Computation and Language · Computer Science 2019-08-29 Tung Tran , Ramakanth Kavuluru

Relation extraction is used to populate knowledge bases that are important to many applications. Prior datasets used to train relation extraction models either suffer from noisy labels due to distant supervision, are limited to certain…

Computation and Language · Computer Science 2021-02-22 Robert Ormandi , Mohammad Saleh , Erin Winter , Vinay Rao

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…

Computation and Language · Computer Science 2024-04-30 Guozheng Li , Peng Wang , Wenjun Ke , Yikai Guo , Ke Ji , Ziyu Shang , Jiajun Liu , Zijie Xu

Despite its popularity in sentence-level relation extraction, distantly supervised data is rarely utilized by existing work in document-level relation extraction due to its noisy nature and low information density. Among its current…

Computation and Language · Computer Science 2024-07-02 Xiangyu Lin , Weijia Jia , Zhiguo Gong

Intelligently extracting and linking complex scientific information from unstructured text is a challenging endeavor particularly for those inexperienced with natural language processing. Here, we present a simple sequence-to-sequence…

Computation and Language · Computer Science 2022-12-13 Alexander Dunn , John Dagdelen , Nicholas Walker , Sanghoon Lee , Andrew S. Rosen , Gerbrand Ceder , Kristin Persson , Anubhav Jain

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…

Computation and Language · Computer Science 2022-11-01 Fengqi Wang , Fei Li , Hao Fei , Jingye Li , Shengqiong Wu , Fangfang Su , Wenxuan Shi , Donghong Ji , Bo Cai

Relation extraction is an important task in structuring content of text data, and becomes especially challenging when learning with weak supervision---where only a limited number of labeled sentences are given and a large number of…

Computation and Language · Computer Science 2019-02-26 Hongtao Lin , Jun Yan , Meng Qu , Xiang Ren

Existing knowledge-based question answering systems often rely on small annotated training data. While shallow methods like relation extraction are robust to data scarcity, they are less expressive than the deep meaning representation…

Computation and Language · Computer Science 2016-06-10 Kun Xu , Siva Reddy , Yansong Feng , Songfang Huang , Dongyan Zhao

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…

Computation and Language · Computer Science 2023-07-24 Pawan Kumar Rajpoot , Ankur Parikh

In the era of large language model, relation extraction (RE) plays an important role in information extraction through the transformation of unstructured raw text into structured data (Wadhwa et al., 2023). In this paper, we systematically…

Computation and Language · Computer Science 2025-09-16 Bowen Jing , Yang Cui , Tianpeng Huang

Contextual Relation Extraction (CRE) is mainly used for constructing a knowledge graph with a help of ontology. It performs various tasks such as semantic search, query answering, and textual entailment. Relation extraction identifies the…

Computation and Language · Computer Science 2023-09-14 R. Priyadharshini , G. Jeyakodi , P. Shanthi Bala

Relation extraction is a fundamental task in information extraction. Most existing methods have heavy reliance on annotations labeled by human experts, which are costly and time-consuming. To overcome this drawback, we propose a novel…

Computation and Language · Computer Science 2017-08-03 Liyuan Liu , Xiang Ren , Qi Zhu , Shi Zhi , Huan Gui , Heng Ji , Jiawei Han

Relation extraction (RE) is a fundamental task in natural language processing, aiming to identify relations between target entities in text. While many RE methods are designed for a single sentence or document, cross-document RE has emerged…

Computation and Language · Computer Science 2024-06-03 Byeonghu Na , Suhyeon Jo , Yeongmin Kim , Il-Chul Moon

Distant supervision has become the standard method for relation extraction. However, even though it is an efficient method, it does not come at no cost---The resulted distantly-supervised training samples are often very noisy. To combat the…

Computation and Language · Computer Science 2018-05-28 Pengda Qin , Weiran Xu , William Yang Wang

Open relation extraction is the task of extracting open-domain relation facts from natural language sentences. Existing works either utilize heuristics or distant-supervised annotations to train a supervised classifier over pre-defined…

Computation and Language · Computer Science 2020-10-07 Xuming Hu , Chenwei Zhang , Yusong Xu , Lijie Wen , Philip S. Yu

This paper presents an empirical study to build relation extraction systems in low-resource settings. Based upon recent pre-trained language models, we comprehensively investigate three schemes to evaluate the performance in low-resource…

Computation and Language · Computer Science 2023-09-19 Xin Xu , Xiang Chen , Ningyu Zhang , Xin Xie , Xi Chen , Huajun Chen

Relation extraction (RE) consists in categorizing the relationship between entities in a sentence. A recent paradigm to develop relation extractors is Distant Supervision (DS), which allows the automatic creation of new datasets by taking…

Computation and Language · Computer Science 2020-10-20 Johny Moreira , Chaina Oliveira , David Macêdo , Cleber Zanchettin , Luciano Barbosa

Relation extraction (RE) is an important task that aims to identify the relationships between entities in texts. While large language models (LLMs) have revealed remarkable in-context learning (ICL) capability for general zero and few-shot…

Computation and Language · Computer Science 2024-04-30 Guozheng Li , Peng Wang , Jiajun Liu , Yikai Guo , Ke Ji , Ziyu Shang , Zijie Xu

Relation Extraction (RE) from tables is the task of identifying relations between pairs of columns of a table. Generally, RE models for this task require labelled tables for training. These labelled tables can also be generated artificially…

Computation and Language · Computer Science 2021-09-07 Gaurav Singh , Siffi Singh , Joshua Wong , Amir Saffari

General purpose relation extraction has recently seen considerable gains in part due to a massively data-intensive distant supervision technique from Soares et al. (2019) that produces state-of-the-art results across many benchmarks. In…

Computation and Language · Computer Science 2020-12-07 Amith Ananthram , Emily Allaway , Kathleen McKeown