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Entity alignment has always had significant uses within a multitude of diverse scientific fields. In particular, the concept of matching entities across networks has grown in significance in the world of social science as communicative…

社会与信息网络 · 计算机科学 2020-04-21 James Flamino , Christopher Abriola , Ben Zimmerman , Zhongheng Li , Joel Douglas

Knowledge bases (KBs) store rich yet heterogeneous entities and facts. Entity resolution (ER) aims to identify entities in KBs which refer to the same real-world object. Recent studies have shown significant benefits of involving humans in…

数据库 · 计算机科学 2020-02-24 Jiacheng Huang , Wei Hu , Zhifeng Bao , Yuzhong Qu

Being able to automatically discover synonymous entities in an open-world setting benefits various tasks such as entity disambiguation or knowledge graph canonicalization. Existing works either only utilize entity features, or rely on…

计算与语言 · 计算机科学 2020-05-12 Chenwei Zhang , Yaliang Li , Nan Du , Wei Fan , Philip S. Yu

This article analyzes the use of Large Language Models (LLMs) as support for the conceptual modeling of relational databases through the automatic generation of Entity-Relationship (ER) diagrams from natural language requirements. The…

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

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

Entity Linking aims to link entity mentions in texts to knowledge bases, and neural models have achieved recent success in this task. However, most existing methods rely on local contexts to resolve entities independently, which may usually…

计算与语言 · 计算机科学 2018-11-22 Yixin Cao , Lei Hou , Juanzi Li , Zhiyuan Liu

Knowledge about entities and their interrelations is a crucial factor of success for tasks like question answering or text summarization. Publicly available knowledge graphs like Wikidata or DBpedia are, however, far from being complete. In…

信息检索 · 计算机科学 2021-02-16 Nicolas Heist , Heiko Paulheim

Query expansion is an effective approach for mitigating vocabulary mismatch between queries and documents in information retrieval. One recent line of research uses language models to generate query-related contexts for expansion. Along…

计算与语言 · 计算机科学 2022-10-14 Linqing Liu , Minghan Li , Jimmy Lin , Sebastian Riedel , Pontus Stenetorp

Named entity recognition (NER) and relation extraction (RE) are two important tasks in information extraction and retrieval (IE \& IR). Recent work has demonstrated that it is beneficial to learn these tasks jointly, which avoids the…

计算与语言 · 计算机科学 2020-01-01 John Giorgi , Xindi Wang , Nicola Sahar , Won Young Shin , Gary D. Bader , Bo Wang

Understanding a long document requires tracking how entities are introduced and evolve over time. We present a new type of language model, EntityNLM, that can explicitly model entities, dynamically update their representations, and…

计算与语言 · 计算机科学 2017-08-03 Yangfeng Ji , Chenhao Tan , Sebastian Martschat , Yejin Choi , Noah A. Smith

Entity resolution has been an essential and well-studied task in data cleaning research for decades. Existing work has discussed the feasibility of utilizing pre-trained language models to perform entity resolution and achieved promising…

计算与语言 · 计算机科学 2023-01-13 Liri Fang , Lan Li , Yiren Liu , Vetle I. Torvik , Bertram Ludäscher

Data augmentation techniques have been used to alleviate the problem of scarce labeled data in various NER tasks (flat, nested, and discontinuous NER tasks). Existing augmentation techniques either manipulate the words in the original text…

计算与语言 · 计算机科学 2023-05-29 Xuming Hu , Yong Jiang , Aiwei Liu , Zhongqiang Huang , Pengjun Xie , Fei Huang , Lijie Wen , Philip S. Yu

In-context learning of large-language models (LLMs) has achieved remarkable success in the field of natural language processing, while extensive case studies reveal that the single-step chain-of-thought prompting approach faces challenges…

计算与语言 · 计算机科学 2024-07-04 Yuanzhen Xie , Xinzhou Jin , Tao Xie , MingXiong Lin , Liang Chen , Chenyun Yu , Lei Cheng , ChengXiang Zhuo , Bo Hu , Zang Li

Knowledge graphs have emerged as a sophisticated advancement and refinement of semantic networks, and their deployment is one of the critical methodologies in contemporary artificial intelligence. The construction of knowledge graphs is a…

人工智能 · 计算机科学 2024-05-07 Daqian Shi

Entity matching is the task of linking records from different sources that refer to the same real-world entity. Past work has primarily treated entity linking as a standard supervised learning problem. However, supervised entity matching…

计算与语言 · 计算机科学 2024-10-01 Somin Wadhwa , Adit Krishnan , Runhui Wang , Byron C. Wallace , Chris Kong

This paper describes our participation in the Shared Task on Software Mentions Disambiguation (SOMD), with a focus on improving relation extraction in scholarly texts through generative Large Language Models (LLMs) using single-choice…

计算与语言 · 计算机科学 2024-04-23 Wolfgang Otto , Sharmila Upadhyaya , Stefan Dietze

Word embeddings -- distributed representations of words -- in deep learning are beneficial for many tasks in natural language processing (NLP). However, different embedding sets vary greatly in quality and characteristics of the captured…

计算与语言 · 计算机科学 2015-12-31 Wenpeng Yin , Hinrich Schütze

Multilingual knowledge graphs (KGs), such as YAGO and DBpedia, represent entities in different languages. The task of cross-lingual entity alignment is to match entities in a source language with their counterparts in target languages. In…

计算与语言 · 计算机科学 2019-10-16 Hsiu-Wei Yang , Yanyan Zou , Peng Shi , Wei Lu , Jimmy Lin , Xu Sun

Artificial Intelligence (AI) has huge impact on our daily lives with applications such as voice assistants, facial recognition, chatbots, autonomously driving cars, etc. Natural Language Processing (NLP) is a cross-discipline of AI and…

计算与语言 · 计算机科学 2023-04-18 Klim Zaporojets