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Relation classification (sometimes called 'extraction') requires trustworthy datasets for fine-tuning large language models, as well as for evaluation. Data collection is challenging for Indian languages, because they are syntactically and…

计算与语言 · 计算机科学 2021-10-20 Arijit Nag , Bidisha Samanta , Animesh Mukherjee , Niloy Ganguly , Soumen Chakrabarti

Information Extraction (IE) is crucial for converting unstructured data into structured formats like Knowledge Graphs (KGs). A key task within IE is Relation Extraction (RE), which identifies relationships between entities in text. Various…

计算与语言 · 计算机科学 2024-06-25 Sefika Efeoglu , Adrian Paschke

Extracting relational facts from multimodal data is a crucial task in the field of multimedia and knowledge graphs that feeds into widespread real-world applications. The emphasis of recent studies centers on recognizing relational facts in…

多媒体 · 计算机科学 2023-12-18 Liang He , Hongke Wang , Yongchang Cao , Zhen Wu , Jianbing Zhang , Xinyu Dai

Joint entity and relation extraction (JERE) is one of the most important tasks in information extraction. However, most existing works focus on sentence-level coarse-grained JERE, which have limitations in real-world scenarios. In this…

计算与语言 · 计算机科学 2023-03-22 Hongbo Wang , Weimin Xiong , Yifan Song , Dawei Zhu , Yu Xia , Sujian Li

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…

计算与语言 · 计算机科学 2023-09-19 Xin Xu , Xiang Chen , Ningyu Zhang , Xin Xie , Xi Chen , Huajun Chen

Automatic extraction of information from publications is key to making scientific knowledge machine readable at a large scale. The extracted information can, for example, facilitate academic search, decision making, and knowledge graph…

计算与语言 · 计算机科学 2024-04-02 Tarek Saier , Mayumi Ohta , Takuto Asakura , Michael Färber

In document-level relation extraction, entities may appear multiple times in a document, and their relationships can shift from one context to another. Accurate prediction of the relationship between two entities across an entire document…

计算与语言 · 计算机科学 2025-08-01 Nilesh , Atul Gupta , Avinash C Panday

Relation Extraction (RE) is a pivotal task in automatically extracting structured information from unstructured text. In this paper, we present a multi-faceted approach that integrates representative examples and through co-set expansion.…

计算与语言 · 计算机科学 2023-08-24 Yerong Li , Roxana Girju

Open Relation Extraction (OpenRE) aims to discover novel relations from open domains. Previous OpenRE methods mainly suffer from two problems: (1) Insufficient capacity to discriminate between known and novel relations. When extending…

计算与语言 · 计算机科学 2023-03-15 Yangning Li , Yinghui Li , Xi Chen , Hai-Tao Zheng , Ying Shen , Hong-Gee Kim

The web contains countless semi-structured websites, which can be a rich source of information for populating knowledge bases. Existing methods for extracting relations from the DOM trees of semi-structured webpages can achieve high…

人工智能 · 计算机科学 2018-04-13 Colin Lockard , Xin Luna Dong , Arash Einolghozati , Prashant Shiralkar

Multimodal Relation Extraction is crucial for constructing flexible and realistic knowledge graphs. Recent studies focus on extracting the relation type with entity pairs present in different modalities, such as one entity in the text and…

信息检索 · 计算机科学 2024-08-19 Lei Hei , Ning An , Tingjing Liao , Qi Ma , Jiaqi Wang , Feiliang Ren

This paper introduces FRAME (Fine-grained Recognition of Art-historical Metadata and Entities), a manually annotated dataset of art-historical image descriptions for Named Entity Recognition (NER) and Relation Extraction (RE). Descriptions…

计算与语言 · 计算机科学 2026-02-24 Stefanie Schneider , Miriam Göldl , Julian Stalter , Ricarda Vollmer

Relation extraction (RE) models have been challenged by their reliance on training data with expensive annotations. Considering that summarization tasks aim at acquiring concise expressions of synoptical information from the longer context,…

计算与语言 · 计算机科学 2022-10-24 Keming Lu , I-Hung Hsu , Wenxuan Zhou , Mingyu Derek Ma , Muhao Chen

Document-level relation extraction aims to extract relations among entities within a document. Compared with its sentence-level counterpart, Document-level relation extraction requires inference over multiple sentences to extract complex…

计算与语言 · 计算机科学 2022-08-05 Liang Zhang , Yidong Cheng

Unsupervised Relation Extraction (RE) aims to identify relations between entities in text, without having access to labeled data during training. This setting is particularly relevant for domain specific RE where no annotated dataset is…

计算与语言 · 计算机科学 2023-04-05 Pierre-Yves Genest , Pierre-Edouard Portier , Elöd Egyed-Zsigmond , Laurent-Walter Goix

Research interest in task-oriented dialogs has increased as systems such as Google Assistant, Alexa and Siri have become ubiquitous in everyday life. However, the impact of academic research in this area has been limited by the lack of…

Relational triple extraction is a fundamental task in the field of information extraction, and a promising framework based on table filling has recently gained attention as a potential baseline for entity relation extraction. However,…

计算与语言 · 计算机科学 2024-03-05 Jianli Zhao , Changhao Xu , Bin Jiang

In recent years, we have seen an emergence of data-driven approaches in robotics. However, most existing efforts and datasets are either in simulation or focus on a single task in isolation such as grasping, pushing or poking. In order to…

机器人学 · 计算机科学 2018-10-17 Pratyusha Sharma , Lekha Mohan , Lerrel Pinto , Abhinav Gupta

Relation extraction is the task of identifying predefined relationship between entities, and plays an essential role in information extraction, knowledge base construction, question answering and so on. Most existing relation extractors…

计算与语言 · 计算机科学 2018-11-12 Liwei Chen , Yansong Feng , Songfang Huang , Bingfeng Luo , Dongyan Zhao

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…

计算与语言 · 计算机科学 2023-07-13 Arif Shahriar , Rohan Saha , Denilson Barbosa