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Entity resolution (ER) refers to the problem of matching records in one or more relations that refer to the same real-world entity. While supervised machine learning (ML) approaches achieve the state-of-the-art results, they require a large…

Databases · Computer Science 2020-04-07 Renzhi Wu , Sanya Chaba , Saurabh Sawlani , Xu Chu , Saravanan Thirumuruganathan

Entity resolution (ER) is a key data integration problem. Despite the efforts in 70+ years in all aspects of ER, there is still a high demand for democratizing ER - humans are heavily involved in labeling data, performing feature…

Databases · Computer Science 2019-11-20 Muhammad Ebraheem , Saravanan Thirumuruganathan , Shafiq Joty , Mourad Ouzzani , Nan Tang

Entity resolution (ER) is a fundamental task in data integration that enables insights from heterogeneous data sources. The primary challenge of ER lies in classifying record pairs as matches or nonmatches, which in multi-source ER (MS-ER)…

Databases · Computer Science 2026-04-10 Victor Christen , Peter Christen

Entity Resolution (ER) is a fundamental data quality improvement task that identifies and links records referring to the same real-world entity. Traditional ER approaches often rely on pairwise comparisons, which can be costly in terms of…

Databases · Computer Science 2025-06-04 Jiajie Fu , Haitong Tang , Arijit Khan , Sharad Mehrotra , Xiangyu Ke , Yunjun Gao

Entity resolution (ER) is the process of identifying records that refer to the same entities within one or across multiple databases. Numerous techniques have been developed to tackle ER challenges over the years, with recent emphasis…

Databases · Computer Science 2023-11-14 George Papadakis , Nishadi Kirielle , Peter Christen , Themis Palpanas

Entity Resolution (ER) is typically implemented as a batch task that processes all available data before identifying duplicate records. However, applications with time or computational constraints, e.g., those running in the cloud, require…

Databases · Computer Science 2025-03-12 Jakub Maciejewski , Konstantinos Nikoletos , George Papadakis , Yannis Velegrakis

Dirty entity resolution (ER), which identifies records referring to the same real-world entity from a single, messy dataset, is a fundamental task in data management and mining. However, the dominant blocking-matching-clustering paradigm…

Computation and Language · Computer Science 2026-05-26 Hongtao Wang , Renchi Yang , Haoran Zheng , Xiangyu Ke

Entity resolution (ER) is the problem of identifying and merging records that refer to the same real-world entity. In many scenarios, raw records are stored under heterogeneous environment. Specifically, the schemas of records may differ…

Databases · Computer Science 2016-11-01 Yiming Lin , Hongzhi Wang , Jianzhong Li , Hong Gao

Usually considered as a classification problem, entity resolution (ER) can be very challenging on real data due to the prevalence of dirty values. The state-of-the-art solutions for ER were built on a variety of learning models (most…

Databases · Computer Science 2019-06-17 Boyi Hou , Qun Chen , Yanyan Wang , Youcef Nafa , Zhanhuai Li

Entity Resolution (ER) aims to identify different descriptions in various Knowledge Bases (KBs) that refer to the same entity. ER is challenged by the Variety, Volume and Veracity of entity descriptions published in the Web of Data. To…

Databases · Computer Science 2019-05-16 Vasilis Efthymiou , George Papadakis , Kostas Stefanidis , Vassilis Christophides

Entity resolution (ER) is the task of identifying different representations of the same real-world entities across databases. It is a key step for knowledge base creation and text mining. Recent adaptation of deep learning methods for ER…

Databases · Computer Science 2019-06-20 Jungo Kasai , Kun Qian , Sairam Gurajada , Yunyao Li , Lucian Popa

Entity resolution (ER), an important and common data cleaning problem, is about detecting data duplicate representations for the same external entities, and merging them into single representations. Relatively recently, declarative rules…

Databases · Computer Science 2017-01-19 Zeinab Bahmani , Leopoldo Bertossi , Nikolaos Vasiloglou

Entity resolution (ER), an important and common data cleaning problem, is about detecting data duplicate representations for the same external entities, and merging them into single representations. Relatively recently, declarative rules…

Databases · Computer Science 2016-02-09 Zeinab Bahmani , Leopoldo Bertossi , Nikolaos Vasiloglou

Entity resolution (ER) is the problem of identifying and linking database records that refer to the same real-world entity. Traditional ER methods use batch processing, which becomes impractical with growing data volumes due to high…

Databases · Computer Science 2025-10-09 Shujing Wang , Sibo Zhao , Shiqi Miao , Selasi Kwashie , Michael Bewong , Junwei Hu , Vincent M. Nofong , Zaiwen Feng

One of the most important tasks for improving data quality and the reliability of data analytics results is Entity Resolution (ER). ER aims to identify different descriptions that refer to the same real-world entity, and remains a…

Entity Resolution (ER) is the problem of semi-automatically determining when two entities refer to the same underlying entity, with applications ranging from healthcare to e-commerce. Traditional ER solutions required considerable manual…

Artificial Intelligence · Computer Science 2024-04-09 Navapat Nananukul , Khanin Sisaengsuwanchai , Mayank Kejriwal

Entity Resolution (ER) is a critical task for data integration, yet state-of-the-art supervised deep learning models remain impractical for many real-world applications due to their need for massive, expensive-to-obtain labeled datasets.…

Databases · Computer Science 2026-01-29 Dimitrios Karapiperis , Leonidas Akritidis , Panayiotis Bozanis , Vassilios Verykios

Cross-lingual entity alignment (EA) enables the integration of multiple knowledge graphs (KGs) across different languages, providing users with seamless access to diverse and comprehensive knowledge. Existing methods, mostly supervised,…

Computation and Language · Computer Science 2025-02-13 Soojin Yoon , Sungho Ko , Tongyoung Kim , SeongKu Kang , Jinyoung Yeo , Dongha Lee

Entity resolution, which involves identifying and merging records that refer to the same real-world entity, is a crucial task in areas like Web data integration. This importance is underscored by the presence of numerous duplicated and…

Databases · Computer Science 2024-03-12 Huahang Li , Shuangyin Li , Fei Hao , Chen Jason Zhang , Yuanfeng Song , Lei Chen

Entity resolution (ER) is the task of identifying records belonging to the same entity (e.g. individual, group) across one or multiple databases. Ironically, it has multiple names: deduplication and record linkage, among others. In this…

Databases · Computer Science 2015-09-15 Matt Barnes
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