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Large language models (LLMs), despite their impressive performance in various language tasks, are typically limited to processing texts within context-window size. This limitation has spurred significant research efforts to enhance LLMs'…

计算与语言 · 计算机科学 2024-09-09 Jiaqi Li , Mengmeng Wang , Zilong Zheng , Muhan Zhang

Real-world data, such as news articles, social media posts, and chatbot conversations, is inherently dynamic and non-stationary, presenting significant challenges for constructing real-time structured representations through knowledge…

计算与语言 · 计算机科学 2025-08-26 Sefika Efeoglu , Adrian Paschke , Sonja Schimmler

Existing datasets for relation classification and extraction often exhibit limitations such as restricted relation types and domain-specific biases. This work presents a generic framework to generate well-structured sentences from given…

信息检索 · 计算机科学 2024-12-31 Mansi , Pranshu Pandya , Mahek Bhavesh Vora , Soumya Bharadwaj , Ashish Anand

Relation Extraction (RE) is a vital step to complete Knowledge Graph (KG) by extracting entity relations from texts.However, it usually suffers from the long-tail issue. The training data mainly concentrates on a few types of relations,…

计算与语言 · 计算机科学 2020-11-30 Yixin Cao , Jun Kuang , Ming Gao , Aoying Zhou , Yonggang Wen , Tat-Seng Chua

We present LOME, a system for performing multilingual information extraction. Given a text document as input, our core system identifies spans of textual entity and event mentions with a FrameNet (Baker et al., 1998) parser. It subsequently…

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

With over 200 million published academic documents and millions of new documents being written each year, academic researchers face the challenge of searching for information within this vast corpus. However, existing retrieval systems…

信息检索 · 计算机科学 2024-05-21 Gengchen Wei , Xinle Pang , Tianning Zhang , Yu Sun , Xun Qian , Chen Lin , Han-Sen Zhong , Wanli Ouyang

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

Recognizing relations between two words is a fundamental task with the broad applications. Different from extracting relations from text, it is difficult to identify relations among words without their contexts. Especially for long-tail…

计算与语言 · 计算机科学 2024-06-18 Shuyi Li , Shaojuan Wu , Xiaowang Zhang , Zhiyong Feng

Existing document-level machine translation resources are only available for a handful of languages, mostly high-resourced ones. To facilitate the training and evaluation of document-level translation and, more broadly, long-context…

计算与语言 · 计算机科学 2025-10-01 Dayyán O'Brien , Bhavitvya Malik , Ona de Gibert , Pinzhen Chen , Barry Haddow , Jörg Tiedemann

Existing large language models (LLMs) for machine translation are typically fine-tuned on sentence-level translation instructions and achieve satisfactory performance at the sentence level. However, when applied to document-level…

计算与语言 · 计算机科学 2024-01-17 Yachao Li , Junhui Li , Jing Jiang , Min Zhang

Open relation extraction (OpenRE) is the task of extracting relation schemes from open-domain corpora. Most existing OpenRE methods either do not fully benefit from high-quality labeled corpora or can not learn semantic representation…

计算与语言 · 计算机科学 2022-06-02 Yutong Wang , Renze Lou , Kai Zhang , MaoYan Chen , Yujiu Yang

Large language models (LLMs) exhibit strong semantic understanding, yet struggle when user instructions involve ambiguous or conceptually misaligned terms. We propose the Language Graph Model (LGM) to enhance conceptual clarity by…

计算与语言 · 计算机科学 2025-11-06 Wenchang Lei , Ping Zou , Yue Wang , Feng Sun , Lei Zhao

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

We introduce CogRE, a novel framework for relation extraction (RE), enhancing RE from both accuracy and explainability. The framework has two key components: (i) a reasoning mechanism that formulates relation extraction as a series of…

计算与语言 · 计算机科学 2026-02-17 Xinyu Guo , Zhengliang Shi , Minglai Yang , Mahdi Rahimi , Mihai Surdeanu

In support of open and reproducible research, there has been a rapidly increasing number of datasets made available for research. As the availability of datasets increases, it becomes more important to have quality metadata for discovering…

计算与语言 · 计算机科学 2023-10-18 Shiwei Zhang , Mingfang Wu , Xiuzhen Zhang

The significant progress of large language models (LLMs) provides a promising opportunity to build human-like systems for various practical applications. However, when applied to specific task domains, an LLM pre-trained on a…

信息检索 · 计算机科学 2023-11-21 Jing Yao , Wei Xu , Jianxun Lian , Xiting Wang , Xiaoyuan Yi , Xing Xie

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…

计算与语言 · 计算机科学 2022-11-01 Fengqi Wang , Fei Li , Hao Fei , Jingye Li , Shengqiong Wu , Fangfang Su , Wenxuan Shi , Donghong Ji , Bo Cai

Metadata extraction is essential for cataloging and preserving datasets, enabling effective research discovery and reproducibility, especially given the current exponential growth in scientific research. While Masader (Alyafeai et al.,2021)…

计算与语言 · 计算机科学 2025-09-19 Zaid Alyafeai , Maged S. Al-Shaibani , Bernard Ghanem

Visual document retrieval requires understanding heterogeneous and multi-modal content to satisfy implicit information needs. Recent advances use screenshot-based document encoding with fine-grained late interaction to encode holistic…

信息检索 · 计算机科学 2026-05-12 Wanqing Cui , Wei Huang , Yazhi Guo , Yibo Hu , Meiguang Jin , Junfeng Ma , Keping Bi
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