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In this paper, we propose a new paradigm for the task of entity-relation extraction. We cast the task as a multi-turn question answering problem, i.e., the extraction of entities and relations is transformed to the task of identifying…

计算与语言 · 计算机科学 2019-09-05 Xiaoya Li , Fan Yin , Zijun Sun , Xiayu Li , Arianna Yuan , Duo Chai , Mingxin Zhou , Jiwei Li

Memory plays a key role in enhancing LLMs' performance when deployed to real-world applications. Existing solutions face trade-offs: explicit memory designs based on external storage require complex management and incur storage overhead,…

计算与语言 · 计算机科学 2025-02-25 Xiaoqiang Wang , Suyuchen Wang , Yun Zhu , Bang Liu

Entity disambiguation (ED) is the last step of entity linking (EL), when candidate entities are reranked according to the context they appear in. All datasets for training and evaluating models for EL consist of convenience samples, such as…

计算与语言 · 计算机科学 2022-10-13 Vera Provatorova , Svitlana Vakulenko , Samarth Bhargav , Evangelos Kanoulas

Large Language Models (LLMs) encounter challenges in efficiently processing long-text queries, as seen in applications like enterprise document analysis and financial report comprehension. While conventional solutions employ long-context…

计算与语言 · 计算机科学 2025-03-06 Yulong Hui , Yihao Liu , Yao Lu , Huanchen Zhang

Named entity discovery and linking is the fundamental and core component of question answering. In Question Entity Discovery and Linking (QEDL) problem, traditional methods are challenged because multiple entities in one short question are…

计算与语言 · 计算机科学 2018-12-06 Kai Lei , Bing Zhang , Yong Liu , Yang Deng , Dongyu Zhang , Ying Shen

Question answering (QA) models have shown compelling results in the task of Machine Reading Comprehension (MRC). Recently these systems have proved to perform better than humans on held-out test sets of datasets e.g. SQuAD, but their…

计算与语言 · 计算机科学 2024-04-18 Clemencia Siro , Tunde Oluwaseyi Ajayi

Entity linking (EL) is the process of linking entity mentions appearing in text with their corresponding entities in a knowledge base. EL features of entities (e.g., prior probability, relatedness score, and entity embedding) are usually…

计算与语言 · 计算机科学 2022-08-09 Chenwei Ran , Wei Shen , Jianbo Gao , Yuhan Li , Jianyong Wang , Yantao Jia

Linking entities like people, organizations, books, music groups and their songs in text to knowledge bases (KBs) is a fundamental task for many downstream search and mining applications. Achieving high disambiguation accuracy crucially…

信息检索 · 计算机科学 2018-10-25 Jaspreet Singh , Johannes Hoffart , Avishek Anand

Named entity recognition in real-world applications suffers from the diversity of entity types, the emergence of new entity types, and the lack of high-quality annotations. To address the above problems, this paper proposes an in-context…

计算与语言 · 计算机科学 2023-05-29 Jiawei Chen , Yaojie Lu , Hongyu Lin , Jie Lou , Wei Jia , Dai Dai , Hua Wu , Boxi Cao , Xianpei Han , Le Sun

Medical entity linking is the task of identifying and standardizing medical concepts referred to in an unstructured text. Most of the existing methods adopt a three-step approach of (1) detecting mentions, (2) generating a list of candidate…

计算与语言 · 计算机科学 2021-08-24 Shikhar Vashishth , Denis Newman-Griffis , Rishabh Joshi , Ritam Dutt , Carolyn Rose

Multimodal Entity Linking (MEL) aims to associate textual and visual mentions with entities in a multimodal knowledge graph. Despite its importance, current methods face challenges such as incomplete contextual information, coarse…

计算与语言 · 计算机科学 2025-08-25 Fang Wang , Tianwei Yan , Zonghao Yang , Minghao Hu , Jun Zhang , Zhunchen Luo , Xiaoying Bai

Knowledge is captured in the form of entities and their relationships and stored in knowledge graphs. Knowledge graphs enhance the capabilities of applications in many different areas including Web search, recommendation, and natural…

机器学习 · 计算机科学 2021-03-31 Kalpa Gunaratna , Yu Wang , Hongxia Jin

Length generalization failure problem, namely the large language model (LLM) fails to generalize to texts longer than its maximum training length, greatly restricts the application of LLM in the scenarios with streaming long inputs. To…

计算与语言 · 计算机科学 2024-05-29 Shengnan Wang , Youhui Bai , Lin Zhang , Pingyi Zhou , Shixiong Zhao , Gong Zhang , Sen Wang , Renhai Chen , Hua Xu , Hongwei Sun

Conversational machine reading systems help users answer high-level questions (e.g. determine if they qualify for particular government benefits) when they do not know the exact rules by which the determination is made(e.g. whether they…

计算与语言 · 计算机科学 2020-02-14 Victor Zhong , Luke Zettlemoyer

Multi-choice machine reading comprehension (MRC) requires models to choose the correct answer from candidate options given a passage and a question. Our research focuses dialogue-based MRC, where the passages are multi-turn dialogues. It…

计算与语言 · 计算机科学 2020-09-11 Junlong Li , Zhuosheng Zhang , Hai Zhao

Multi-choice Machine Reading Comprehension (MRC) as a challenge requires models to select the most appropriate answer from a set of candidates with a given passage and question. Most of the existing researches focus on the modeling of…

计算与语言 · 计算机科学 2022-03-29 Yilin Zhao , Zhuosheng Zhang , Hai Zhao

Multimodal named entity recognition (MNER) is a critical step in information extraction, which aims to detect entity spans and classify them to corresponding entity types given a sentence-image pair. Existing methods either (1) obtain named…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Meihuizi Jia , Lei Shen , Xin Shen , Lejian Liao , Meng Chen , Xiaodong He , Zhendong Chen , Jiaqi Li

Machine reading comprehension (MRC) on real web data usually requires the machine to answer a question by analyzing multiple passages retrieved by search engine. Compared with MRC on a single passage, multi-passage MRC is more challenging,…

计算与语言 · 计算机科学 2018-05-11 Yizhong Wang , Kai Liu , Jing Liu , Wei He , Yajuan Lyu , Hua Wu , Sujian Li , Haifeng Wang

Linking named entities occurring in text to their corresponding entity in a Knowledge Base (KB) is challenging, especially when dealing with historical texts. In this work, we introduce Musical Heritage named Entities Recognition,…

计算与语言 · 计算机科学 2025-02-21 Arianna Graciotti , Nicolas Lazzari , Valentina Presutti , Rocco Tripodi

Entity extraction is a key technology for obtaining information from massive texts in natural language processing. The further interaction between them does not meet the standards of human reading comprehension, thus limiting the…

计算与语言 · 计算机科学 2021-08-23 Xiaobo Jiang , Kun He , Jiajun He , Guangyu Yan