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Privacy-Preserving Record Linkage (PPRL) supports the integration of sensitive information from multiple datasets, in particular the privacy-preserving matching of records referring to the same entity. PPRL has gained much attention in many…

Databases · Computer Science 2019-12-02 Dinusha Vatsalan , Peter Christen , Erhard Rahm

Privacy-preserving record linkage (PPRL), the problem of identifying records that correspond to the same real-world entity across several data sources held by different parties without revealing any sensitive information about these…

Databases · Computer Science 2016-12-30 Dinusha Vatsalan , Peter Christen

The amount of data stored in data repositories increases every year. This makes it challenging to link records between different datasets across companies and even internally, while adhering to privacy regulations. Address or name changes,…

Cryptography and Security · Computer Science 2023-06-13 Allon Adir , Ehud Aharoni , Nir Drucker , Eyal Kushnir , Ramy Masalha , Michael Mirkin , Omri Soceanu

Privacy-preserving record linkage (PPRL) aims at integrating sensitive information from multiple disparate databases of different organizations. PPRL approaches are increasingly required in real-world application areas such as healthcare,…

Databases · Computer Science 2017-01-06 Dinusha Vatsalan , Peter Christen , Erhard Rahm

Privacy-Preserving Record linkage (PPRL) is an essential component in data integration tasks of sensitive information. The linkage quality determines the usability of combined datasets and (machine learning) applications based on them. We…

Cryptography and Security · Computer Science 2025-07-08 Florens Rohde , Victor Christen , Martin Franke , Erhard Rahm

In an era dominated by big data and machine learning, establishing valuable data collaboration has never been more critical. However, such collaborations must operate under regulatory and legal constraints. Two-party Privacy-Preserving…

Cryptography and Security · Computer Science 2026-05-27 Chenyu Huang , Fan Zhang , Huangxun Chen , Yongjun Zhao , Huaming Rao , Peng Chen , Danqing Huang

Deep learning-based linkage of records across different databases is becoming increasingly useful in data integration and mining applications to discover new insights from multiple sources of data. However, due to privacy and…

Cryptography and Security · Computer Science 2022-11-07 Thilina Ranbaduge , Dinusha Vatsalan , Ming Ding

Record linkage algorithms match and link records from different databases that refer to the same real-world entity based on direct and/or quasi-identifiers, such as name, address, age, and gender, available in the records. Since these…

Cryptography and Security · Computer Science 2022-07-01 Nan Wu , Dinusha Vatsalan , Sunny Verma , Mohamed Ali Kaafar

Given several databases containing person-specific data held by different organizations, Privacy-Preserving Record Linkage (PPRL) aims to identify and link records that correspond to the same entity/individual across different databases…

Databases · Computer Science 2022-12-13 Dinusha Vatsalan , Dimitrios Karapiperis , Vassilios S. Verykios

Private record linkage (PRL) is the problem of identifying pairs of records that are similar as per an input matching rule from databases held by two parties that do not trust one another. We identify three key desiderata that a PRL…

Databases · Computer Science 2017-09-04 Xi He , Ashwin Machanavajjhala , Cheryl Flynn , Divesh Srivastava

The process of linking databases that contain sensitive information about individuals across organisations is an increasingly common requirement in the health and social science research domains, as well as with governments and businesses.…

Cryptography and Security · Computer Science 2025-05-14 Peter Christen , Rainer Schnell , Anushka Vidanage

To discover new insights from data, there is a growing need to share information that is often held by different organisations. One key task in data integration is the calculation of similarities between records in different databases to…

Databases · Computer Science 2025-11-04 Sirintra Vaiwsri , Thilina Ranbaduge

With the increasing emphasis on privacy regulations, such as GDPR, protecting individual privacy and ensuring compliance have become critical concerns for both individuals and organizations. Privacy-preserving machine learning (PPML) is an…

Cryptography and Security · Computer Science 2024-11-15 Tianpei Lu , Bingsheng Zhang , Lichun Li , Kui Ren

Multi-party learning is an indispensable technique for improving the learning performance via integrating data from multiple parties. Unfortunately, directly integrating multi-party data would not meet the privacy preserving requirements.…

Cryptography and Security · Computer Science 2022-06-23 Xiao-Kai Cao , Chang-Dong Wang , Jian-Huang Lai , Qiong Huang , C. L. Philip Chen

In the modern era of computing, machine learning tools have demonstrated their potential in vital sectors, such as healthcare and finance, to derive proper inferences. The sensitive and confidential nature of the data in such sectors raises…

Cryptography and Security · Computer Science 2021-12-28 Ajith Suresh

Handling missing data is crucial in machine learning, but many datasets contain gaps due to errors or non-response. Unlike traditional methods such as listwise deletion, which are simple but inadequate, the literature offers more…

Cryptography and Security · Computer Science 2024-05-30 Julia Jentsch , Ali Burak Ünal , Şeyma Selcan Mağara , Mete Akgün

In order to perform machine learning among multiple parties while protecting the privacy of raw data, privacy-preserving machine learning based on secure multi-party computation (MPL for short) has been a hot spot in recent. The…

Cryptography and Security · Computer Science 2022-11-17 Lushan Song , Jiaxuan Wang , Zhexuan Wang , Xinyu Tu , Guopeng Lin , Wenqiang Ruan , Haoqi Wu , Weili Han

Large language model (LLM) routing has emerged as a critical strategy to balance model performance and cost-efficiency by dynamically selecting services from various model providers. However, LLM routing adds an intermediate layer between…

Cryptography and Security · Computer Science 2026-04-20 Xidong Wu , Yukuan Zhang , Yuqiong Ji , Reza Shirkavand , Qian Lou , Shangqian Gao

Neural networks, with the capability to provide efficient predictive models, have been widely used in medical, financial, and other fields, bringing great convenience to our lives. However, the high accuracy of the model requires a large…

Cryptography and Security · Computer Science 2021-04-13 Zhengqiang Ge , Zhipeng Zhou , Dong Guo , Qiang Li

Secure multi-party computation-based machine learning, referred to as MPL, has become an important technology to utilize data from multiple parties with privacy preservation. While MPL provides rigorous security guarantees for the…

Cryptography and Security · Computer Science 2022-08-19 Wenqiang Ruan , Mingxin Xu , Wenjing Fang , Li Wang , Lei Wang , Weili Han
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