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相关论文: AutoRE: Document-Level Relation Extraction with La…

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The field of relation extraction (RE) is experiencing a notable shift towards generative relation extraction (GRE), leveraging the capabilities of large language models (LLMs). However, we discovered that traditional relation extraction…

计算与语言 · 计算机科学 2024-02-19 Pengcheng Jiang , Jiacheng Lin , Zifeng Wang , Jimeng Sun , Jiawei Han

Document-level Relation Extraction (RE) is a more challenging task than sentence RE as it often requires reasoning over multiple sentences. Yet, human annotators usually use a small number of sentences to identify the relationship between a…

计算与语言 · 计算机科学 2021-06-04 Quzhe Huang , Shengqi Zhu , Yansong Feng , Yuan Ye , Yuxuan Lai , Dongyan Zhao

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

Document-Level Biomedical Relation Extraction (Bio-RE) aims to identify relations between biomedical entities within extensive texts, serving as a crucial subfield of biomedical text mining. Existing Bio-RE methods struggle with…

计算与语言 · 计算机科学 2025-01-10 Yufei Shang , Yanrong Guo , Shijie Hao , Richang Hong

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…

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

Document-level relation extraction (DocRE) is the task of identifying all relations between each entity pair in a document. Evidence, defined as sentences containing clues for the relationship between an entity pair, has been shown to help…

计算与语言 · 计算机科学 2023-02-20 Youmi Ma , An Wang , Naoaki Okazaki

Sentence-level relation extraction (RE) aims at identifying the relationship between two entities in a sentence. Many efforts have been devoted to this problem, while the best performing methods are still far from perfect. In this paper, we…

计算与语言 · 计算机科学 2022-09-23 Wenxuan Zhou , Muhao Chen

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

Document-level Relation Extraction (DocRE) aims to identify relationships between entity pairs within a document. However, most existing methods assume a uniform label distribution, resulting in suboptimal performance on real-world,…

计算与语言 · 计算机科学 2025-01-14 Khai Phan Tran , Wen Hua , Xue Li

In this paper, an approach for concept extraction from documents using pre-trained large language models (LLMs) is presented. Compared with conventional methods that extract keyphrases summarizing the important information discussed in a…

计算与语言 · 计算机科学 2025-04-23 Ebrahim Norouzi , Sven Hertling , Harald Sack

This study introduces a system leveraging Large Language Models (LLMs) to extract text and enhance user interaction with PDF documents via a conversational interface. Utilizing Retrieval-Augmented Generation (RAG), the system provides…

信息检索 · 计算机科学 2025-02-20 Soham Roy , Mitul Goswami , Nisharg Nargund , Suneeta Mohanty , Prasant Kumar Pattnaik

Relation Extraction (RE) aims at recognizing the relation between pairs of entities mentioned in a text. Advances in LLMs have had a tremendous impact on NLP. In this work, we propose a textual data augmentation framework called PGA for…

计算与语言 · 计算机科学 2024-06-03 Yang Zhou , Shimin Shan , Hongkui Wei , Zhehuan Zhao , Wenshuo Feng

Document-level Relation Triplet Extraction (DocRTE) is a fundamental task in information systems that aims to simultaneously extract entities with semantic relations from a document. Existing methods heavily rely on a substantial amount of…

计算与语言 · 计算机科学 2024-01-25 Qi Sun , Kun Huang , Xiaocui Yang , Rong Tong , Kun Zhang , Soujanya Poria

Event Argument Extraction (EAE) is pivotal for extracting structured information from unstructured text, yet it remains challenging due to the complexity of real-world document-level EAE. We propose a novel Definition-augmented…

计算与语言 · 计算机科学 2024-09-04 Tongyue Sun , Jiayi Xiao

With the advent of artificial intelligence (AI), many researchers are attempting to extract structured information from document-level biomedical literature by fine-tuning large language models (LLMs). However, they face significant…

神经与进化计算 · 计算机科学 2026-02-26 Lei Zhao , Ling Kang , Quan Guo

Recent work has shown that fine-tuning large language models (LLMs) on large-scale instruction-following datasets substantially improves their performance on a wide range of NLP tasks, especially in the zero-shot setting. However, even…

计算与语言 · 计算机科学 2023-05-19 Kai Zhang , Bernal Jiménez Gutiérrez , Yu Su

Distant supervision (DS) is a well established technique for creating large-scale datasets for relation extraction (RE) without using human annotations. However, research in DS-RE has been mostly limited to the English language.…

计算与语言 · 计算机科学 2021-04-20 Abhyuday Bhartiya , Kartikeya Badola , Mausam

Existing research studies on cross-sentence relation extraction in long-form multi-party conversations aim to improve relation extraction without considering the explainability of such methods. This work addresses that gap by focusing on…

计算与语言 · 计算机科学 2022-10-20 Alon Albalak , Varun Embar , Yi-Lin Tuan , Lise Getoor , William Yang Wang

Large Language Models (LLMs) have achieved remarkable success in many formal language oriented tasks, such as structural data-to-text and semantic parsing. However current benchmarks mostly follow the data distribution of the pre-training…

计算与语言 · 计算机科学 2023-11-14 Chengwen Qi , Bowen Li , Binyuan Hui , Bailin Wang , Jinyang Li , Jinwang Wu , Yuanjun Laili

Relation Extraction (RE) is a task that identifies relationships between entities in a text, enabling the acquisition of relational facts and bridging the gap between natural language and structured knowledge. However, current RE models…

计算与语言 · 计算机科学 2023-06-21 Pere-Lluís Huguet Cabot , Simone Tedeschi , Axel-Cyrille Ngonga Ngomo , Roberto Navigli