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Low-shot relation extraction~(RE) aims to recognize novel relations with very few or even no samples, which is critical in real scenario application. Few-shot and zero-shot RE are two representative low-shot RE tasks, which seem to be with…

Computation and Language · Computer Science 2022-03-24 Fangchao Liu , Hongyu Lin , Xianpei Han , Boxi Cao , Le Sun

Few-shot Continual Relation Extraction is a crucial challenge for enabling AI systems to identify and adapt to evolving relationships in dynamic real-world domains. Traditional memory-based approaches often overfit to limited samples,…

Computation and Language · Computer Science 2025-03-03 Nguyen Xuan Thanh , Anh Duc Le , Quyen Tran , Thanh-Thien Le , Linh Ngo Van , Thien Huu Nguyen

Few-shot relation extraction aims to recognize novel relations with few labeled sentences in each relation. Previous metric-based few-shot relation extraction algorithms identify relationships by comparing the prototypes generated by the…

Computation and Language · Computer Science 2023-05-12 Zhongju Yuan , Zhenkun Wang , Genghui Li

Relation extraction (RE) is the core NLP task of inferring semantic relationships between entities from text. Standard supervised RE techniques entail training modules to tag tokens comprising entity spans and then predict the relationship…

Computation and Language · Computer Science 2024-07-17 Somin Wadhwa , Silvio Amir , Byron C. Wallace

Relation extraction (RE) aims to identify semantic relationships between entities within text. Despite considerable advancements, existing models predominantly require extensive annotated training data, which is both costly and…

Computation and Language · Computer Science 2024-10-28 Sizhe Zhou , Yu Meng , Bowen Jin , Jiawei Han

Knowledge-based question answering relies on the availability of facts, the majority of which cannot be found in structured sources (e.g. Wikipedia info-boxes, Wikidata). One of the major components of extracting facts from unstructured…

Computation and Language · Computer Science 2018-03-28 Christos Christodoulopoulos , Arpit Mittal

Relation extraction (RE) is the task of extracting relations between entities in text. Most RE methods extract relations from free-form running text and leave out other rich data sources, such as tables. We explore RE from the perspective…

Computation and Language · Computer Science 2023-07-13 Arif Shahriar , Rohan Saha , Denilson Barbosa

Few-shot relation extraction (FSRE) is of great importance in long-tail distribution problem, especially in special domain with low-resource data. Most existing FSRE algorithms fail to accurately classify the relations merely based on the…

Computation and Language · Computer Science 2021-06-07 Shan Yang , Yongfei Zhang , Guanglin Niu , Qinghua Zhao , Shiliang Pu

Relation Extraction (RE) aims to label relations between groups of marked entities in raw text. Most current RE models learn context-aware representations of the target entities that are then used to establish relation between them. This…

Computation and Language · Computer Science 2019-02-26 Gaurav Singh , Parminder Bhatia

Few-shot relation extraction (FSRE) focuses on recognizing novel relations by learning with merely a handful of annotated instances. Meta-learning has been widely adopted for such a task, which trains on randomly generated few-shot tasks to…

Computation and Language · Computer Science 2021-10-26 Jiale Han , Bo Cheng , Wei Lu

Current supervised relational triple extraction approaches require huge amounts of labeled data and thus suffer from poor performance in few-shot settings. However, people can grasp new knowledge by learning a few instances. To this end, we…

Computation and Language · Computer Science 2023-01-26 Haiyang Yu , Ningyu Zhang , Shumin Deng , Hongbin Ye , Wei Zhang , Huajun Chen

Few-shot relation learning refers to infer facts for relations with a limited number of observed triples. Existing metric-learning methods for this problem mostly neglect entity interactions within and between triples. In this paper, we…

Computation and Language · Computer Science 2022-05-05 YI Liang , Shuai Zhao , Bo Cheng , Yuwei Yin , Hao Yang

Few-shot relation extraction aims to learn to identify the relation between two entities based on very limited training examples. Recent efforts found that textual labels (i.e., relation names and relation descriptions) could be extremely…

Computation and Language · Computer Science 2022-10-26 Peiyuan Zhang , Wei Lu

Relation extraction (RE) involves identifying the relations between entities from underlying content. RE serves as the foundation for many natural language processing (NLP) and information retrieval applications, such as knowledge graph…

Computation and Language · Computer Science 2024-06-25 Xiaoyan Zhao , Yang Deng , Min Yang , Lingzhi Wang , Rui Zhang , Hong Cheng , Wai Lam , Ying Shen , Ruifeng Xu

Knowledge graphs (KGs), containing many entity-relation-entity triples, provide rich information for downstream applications. Although extracting triples from unstructured texts has been widely explored, most of them require a large number…

Computation and Language · Computer Science 2023-06-26 Chengmei Yang , Shuai Jiang , Bowei He , Chen Ma , Lianghua He

Dialogue relation extraction (RE) is to predict the relation type of two entities mentioned in a dialogue. In this paper, we propose a simple yet effective model named SimpleRE for the RE task. SimpleRE captures the interrelations among…

Computation and Language · Computer Science 2023-04-26 Fuzhao Xue , Aixin Sun , Hao Zhang , Jinjie Ni , Eng Siong Chng

Relation extraction (RE) seeks to detect and classify semantic relationships between entities, which provides useful information for many NLP applications. Since the state-of-the-art RE models require large amounts of manually annotated…

Computation and Language · Computer Science 2019-11-13 Jian Ni , Radu Florian

Few-Shot Relation Extraction aims at predicting the relation for a pair of entities in a sentence by training with a few labelled examples in each relation. Some recent works have introduced relation information (i.e., relation labels or…

Computation and Language · Computer Science 2022-05-20 Yang Liu , Jinpeng Hu , Xiang Wan , Tsung-Hui Chang

We introduce a meta dataset for few-shot relation extraction, which includes two datasets derived from existing supervised relation extraction datasets NYT29 (Takanobu et al., 2019; Nayak and Ng, 2020) and WIKIDATA (Sorokin and Gurevych,…

Computation and Language · Computer Science 2024-04-09 Fahmida Alam , Md Asiful Islam , Robert Vacareanu , Mihai Surdeanu

Few-Shot Relation Extraction (FSRE), a subtask of Relation Extraction (RE) that utilizes limited training instances, appeals to more researchers in Natural Language Processing (NLP) due to its capability to extract textual information in…

Computation and Language · Computer Science 2024-07-15 Ye Liu , Kai Zhang , Aoran Gan , Linan Yue , Feng Hu , Qi Liu , Enhong Chen
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