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The same real-world entity (e.g., a movie, a restaurant, a person) may be described in various ways on different datasets. Entity Resolution (ER) aims to find such different descriptions of the same entity, this way improving data quality…

Databases · Computer Science 2025-03-18 Konstantinos Nikoletos , Vasilis Efthymiou , George Papadakis , Kostas Stefanidis

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 Matching (EM) refers to the problem of determining whether two different data representations refer to the same real-world entity. It has been a long-standing interest of the data management community and many efforts have been paid…

Databases · Computer Science 2021-06-17 Jin Wang , Yuliang Li , Wataru Hirota

An increasing number of entities are described by interlinked data rather than documents on the Web. Entity Resolution (ER) aims to identify descriptions of the same real-world entity within one or across knowledge bases in the Web of data.…

Databases · Computer Science 2020-05-20 Vasilis Efthymiou , Kostas Stefanidis , Vassilis Christophides

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, also called record linkage or deduplication, refers to the process of identifying and merging duplicate versions of the same entity into a unified representation. The standard practice is to use a Rule based or Machine…

Artificial Intelligence · Computer Science 2016-09-22 Janani Balaji , Faizan Javed , Mayank Kejriwal , Chris Min , Sam Sander , Ozgur Ozturk

Consider two data providers, each maintaining records of different feature sets about common entities. They aim to learn a linear model over the whole set of features. This problem of federated learning over vertically partitioned data…

Entity resolution (ER) aims at matching records that refer to the same real-world entity. Although widely studied for the last 50 years, ER still represents a challenging data management problem, and several recent works have started to…

Entity Resolution (ER) is a critical data cleaning task for identifying records that refer to the same real-world entity. In the era of Big Data, traditional batch ER is often infeasible due to volume and velocity constraints, necessitating…

Databases · Computer Science 2026-01-05 Dimitrios Karapiperis , George Papadakis , Vassilios Verykios

One significant challenge to scaling entity resolution algorithms to massive datasets is understanding how performance changes after moving beyond the realm of small, manually labeled reference datasets. Unlike traditional machine learning…

Machine Learning · Statistics 2015-09-15 Matt Barnes , Kyle Miller , Artur Dubrawski

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…

Databases · Computer Science 2020-02-24 Jiacheng Huang , Wei Hu , Zhifeng Bao , Yuzhong Qu

The state-of-the-art performance on entity resolution (ER) has been achieved by deep learning. However, deep models are usually trained on large quantities of accurately labeled training data, and can not be easily tuned towards a target…

Machine Learning · Computer Science 2022-04-12 Zhaoqiang Chen , Qun Chen , Youcef Nafa , Tianyi Duan , Wei Pan , Lijun Zhang , Zhanhuai Li

Conceptual modelling using the entity relationship (ER) model has been widely used for database design for a long period of time. However, studies indicate that creating a satisfactory relational model representation from an ER model is…

Databases · Computer Science 2013-07-01 Dhammika Pieris

Entity Resolution (ER) is a constitutional part for integrating different knowledge graphs in order to identify entities referring to the same real-world object. A promising approach is the use of graph embeddings for ER in order to…

Machine Learning · Computer Science 2021-01-18 Daniel Obraczka , Jonathan Schuchart , Erhard Rahm

Pure machine-based solutions usually struggle in the challenging classification tasks such as entity resolution (ER). To alleviate this problem, a recent trend is to involve the human in the resolution process, most notably the…

Databases · Computer Science 2018-08-15 Zhaoqiang Chen , Qun Chen , Boyi Hou , Murtadha Ahmed , Zhanhuai Li

Entity matching, a core data integration problem, is the task of deciding whether two data tuples refer to the same real-world entity. Recent advances in deep learning methods, using pre-trained language models, were proposed for resolving…

Databases · Computer Science 2023-11-28 Bar Genossar , Avigdor Gal , Roee Shraga

Entity matching (EM) is a fundamental task in data integration and analytics, essential for identifying records that refer to the same real-world entity across diverse sources. In practice, datasets often differ widely in structure, format,…

Databases · Computer Science 2026-02-09 Mohammad Hossein Moslemi , Amir Mousavi , Behshid Behkamal , Mostafa Milani

Entity matching (EM) is a critical task in data integration, aiming to identify records across different datasets that refer to the same real-world entities. Traditional methods often rely on manually engineered features and rule-based…

Computation and Language · Computer Science 2024-06-03 Qianyu Huang , Tongfang Zhao

Recognizing entities in texts is a central need in many information-seeking scenarios, and indeed, Named Entity Recognition (NER) is arguably one of the most successful examples of a widely adopted NLP task and corresponding NLP technology.…

Computation and Language · Computer Science 2023-10-24 Uri Katz , Matan Vetzler , Amir DN Cohen , Yoav Goldberg

Entity Resolution (ER) aims to identify whether two tuples refer to the same real-world entity and is well-known to be labor-intensive. It is a prerequisite to anomaly detection, as comparing the attribute values of two matched tuples from…

Databases · Computer Science 2021-09-03 Congcong Ge , Pengfei Wang , Lu Chen , Xiaoze Liu , Baihua Zheng , Yunjun Gao