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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

Zero-Shot Relation Extraction (ZRE) is the task of Relation Extraction where the training and test sets have no shared relation types. This very challenging domain is a good test of a model's ability to generalize. Previous approaches to…

计算与语言 · 计算机科学 2023-02-10 Saeed Najafi , Alona Fyshe

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…

计算与语言 · 计算机科学 2021-06-07 Shan Yang , Yongfei Zhang , Guanglin Niu , Qinghua Zhao , Shiliang Pu

Document-Level Zero-Shot Relation Extraction (DocZSRE) aims to predict unseen relation labels in text documents without prior training on specific relations. Existing approaches rely on Large Language Models (LLMs) to generate synthetic…

计算与语言 · 计算机科学 2026-01-13 Mohan Raj Chanthran , Soon Lay Ki , Ong Huey Fang , Bhawani Selvaretnam

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

Sentence-level relation extraction mainly aims to classify the relation between two entities in a sentence. The sentence-level relation extraction corpus often contains data that are difficult for the model to infer or noise data. In this…

计算与语言 · 计算机科学 2021-08-05 Seongsik Park , Harksoo Kim

We cast a suite of information extraction tasks into a text-to-triple translation framework. Instead of solving each task relying on task-specific datasets and models, we formalize the task as a translation between task-specific input text…

计算与语言 · 计算机科学 2021-09-24 Chenguang Wang , Xiao Liu , Zui Chen , Haoyun Hong , Jie Tang , Dawn Song

Recent research in zero-shot Relation Extraction (RE) has focused on using Large Language Models (LLMs) due to their impressive zero-shot capabilities. However, current methods often perform suboptimally, mainly due to a lack of detailed,…

信息检索 · 计算机科学 2024-12-24 Siyi Liu , Yang Li , Jiang Li , Shan Yang , Yunshi Lan

In relation triplet extraction (RTE), recognizing unseen relations for which there are no training instances is a challenging task. Efforts have been made to recognize unseen relations based on question-answering models or relation…

计算与语言 · 计算机科学 2024-03-04 Jiaying Gong , Hoda Eldardiry

Relation Extraction (RE) refers to extracting the relation triples in the input text. Existing neural work based systems for RE rely heavily on manually labeled training data, but there are still a lot of domains where sufficient labeled…

计算与语言 · 计算机科学 2022-08-18 Xukun Luo , Ping Wang

We propose a zero-shot learning relation classification (ZSLRC) framework that improves on state-of-the-art by its ability to recognize novel relations that were not present in training data. The zero-shot learning approach mimics the way…

计算与语言 · 计算机科学 2021-11-22 Jiaying Gong , Hoda Eldardiry

Relation extraction is a critical task in the field of natural language processing with numerous real-world applications. Existing research primarily focuses on monolingual relation extraction or cross-lingual enhancement for relation…

人工智能 · 计算机科学 2024-03-26 Lingxing Kong , Yougang Chu , Zheng Ma , Jianbing Zhang , Liang He , Jiajun Chen

We show that relation extraction can be reduced to answering simple reading comprehension questions, by associating one or more natural-language questions with each relation slot. This reduction has several advantages: we can (1) learn…

计算与语言 · 计算机科学 2017-06-14 Omer Levy , Minjoon Seo , Eunsol Choi , Luke Zettlemoyer

Speech Relation Extraction (SpeechRE) aims to extract relation triplets directly from speech. However, existing benchmark datasets rely heavily on synthetic data, lacking sufficient quantity and diversity of real human speech. Moreover,…

计算与语言 · 计算机科学 2025-11-25 Jinzhong Ning , Paerhati Tulajiang , Yingying Le , Yijia Zhang , Yuanyuan Sun , Hongfei Lin , Haifeng Liu

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…

计算与语言 · 计算机科学 2023-09-14 R. Priyadharshini , G. Jeyakodi , P. Shanthi Bala

Relation extraction systems require large amounts of labeled examples which are costly to annotate. In this work we reformulate relation extraction as an entailment task, with simple, hand-made, verbalizations of relations produced in less…

计算与语言 · 计算机科学 2021-09-09 Oscar Sainz , Oier Lopez de Lacalle , Gorka Labaka , Ander Barrena , Eneko Agirre

In this work, we present a Web-based annotation tool `Relation Triplets Extractor' \footnote{https://abera87.github.io/annotate/} (RTE) for annotating relation triplets from the text. Relation extraction is an important task for extracting…

计算与语言 · 计算机科学 2021-08-19 Ankan Mullick , Animesh Bera , Tapas Nayak

We introduce GLiREL (Generalist Lightweight model for zero-shot Relation Extraction), an efficient architecture and training paradigm for zero-shot relation classification. Inspired by recent advancements in zero-shot named entity…

计算与语言 · 计算机科学 2025-01-07 Jack Boylan , Chris Hokamp , Demian Gholipour Ghalandari

Temporal relation extraction (TRE) is a fundamental task in natural language processing (NLP) that involves identifying the temporal relationships between events in a document. Despite the advances in large language models (LLMs), their…

计算与语言 · 计算机科学 2025-09-23 Alon Eirew , Kfir Bar , Ido Dagan

Extracting relational triples from text is a crucial task for constructing knowledge bases. Recent advancements in joint entity and relation extraction models have demonstrated remarkable F1 scores ($\ge 90\%$) in accurately extracting…

计算与语言 · 计算机科学 2023-10-30 Pratik Saini , Samiran Pal , Tapas Nayak , Indrajit Bhattacharya