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Synthetic tabular data are increasingly being used to replace real data, serving as an effective solution that simultaneously protects privacy and addresses data scarcity. However, in addition to preserving global statistical properties,…

机器学习 · 计算机科学 2026-05-19 Yunbo Long , Liming Xu , Alexandra Brintrup

Dependencies among attributes are a common aspect of tabular data. However, whether existing tabular data generation algorithms preserve these dependencies while generating synthetic data is yet to be explored. In addition to the existing…

机器学习 · 计算机科学 2024-09-27 Chaithra Umesh , Kristian Schultz , Manjunath Mahendra , Saparshi Bej , Olaf Wolkenhauer

Synthetic data serves as an alternative in training machine learning models, particularly when real-world data is limited or inaccessible. However, ensuring that synthetic data mirrors the complex nuances of real-world data is a challenging…

机器学习 · 计算机科学 2023-10-27 Lasse Hansen , Nabeel Seedat , Mihaela van der Schaar , Andrija Petrovic

Synthetic data offers a promising solution to two persistent barriers in supply chain analytics: data scarcity and data privacy. However, for synthetic data to support operational simulation and decision-making, it must do more than…

计算与语言 · 计算机科学 2026-05-27 Yunbo Long , Ge Zheng , Liming Xu , Alexandra Brintrup

Tabular data is common yet typically incomplete, small in volume, and access-restricted due to privacy concerns. Synthetic data generation offers potential solutions. Many metrics exist for evaluating the quality of synthetic tabular data;…

机器学习 · 计算机科学 2024-04-01 Scott Cheng-Hsin Yang , Baxter Eaves , Michael Schmidt , Ken Swanson , Patrick Shafto

Tabular data is one of the most prevalent and important data formats in real-world applications such as healthcare, finance, and education. However, its effective use in machine learning is often constrained by data scarcity, privacy…

机器学习 · 计算机科学 2025-07-18 Ruxue Shi , Yili Wang , Mengnan Du , Xu Shen , Yi Chang , Xin Wang

As privacy regulations become more stringent and access to real-world data becomes increasingly constrained, synthetic data generation has emerged as a vital solution, especially for tabular datasets, which are central to domains like…

机器学习 · 计算机科学 2025-07-17 Raju Challagundla , Mohsen Dorodchi , Pu Wang , Minwoo Lee

Generating synthetic tabular health data is challenging, and evaluating their quality is equally, if not more, complex. This systematic review highlights the critical importance of rigorous evaluation of synthetic health data to ensure…

机器学习 · 计算机科学 2026-05-15 Nazia Nafis , Inaki Esnaola , Alvaro Martinez-Perez , Maria-Cruz Villa-Uriol , Venet Osmani

Synthetic tabular data generation becomes crucial when real data is limited, expensive to collect, or simply cannot be used due to privacy concerns. However, producing good quality synthetic data is challenging. Several probabilistic,…

机器学习 · 计算机科学 2024-06-11 Vikram S Chundawat , Ayush K Tarun , Murari Mandal , Mukund Lahoti , Pratik Narang

Despite recent advances in synthetic data generation, the scientific community still lacks a unified consensus on its usefulness. It is commonly believed that synthetic data can be used for both data exchange and boosting machine learning…

机器学习 · 计算机科学 2023-06-28 Dionysis Manousakas , Sergül Aydöre

Synthetic data is often positioned as a solution to replace sensitive fixed-size datasets with a source of unlimited matching data, freed from privacy concerns. There has been much progress in synthetic data generation over the last decade,…

机器学习 · 计算机科学 2025-06-09 Graham Cormode , Samuel Maddock , Enayat Ullah , Shripad Gade

Synthetic tabular data generation has emerged as a promising method to address limited data availability and privacy concerns. With the sharp increase in the performance of large language models in recent years, researchers have been…

机器学习 · 计算机科学 2025-03-28 Reilly Cannon , Nicolette M. Laird , Caesar Vazquez , Andy Lin , Amy Wagler , Tony Chiang

Data synthesis has been advocated as an important approach for utilizing data while protecting data privacy. In recent years, a plethora of tabular data synthesis algorithms (i.e., synthesizers) have been proposed. Some synthesizers satisfy…

密码学与安全 · 计算机科学 2025-09-09 Yuntao Du , Ninghui Li

Synthesizing relational data has started to receive more attention from researchers, practitioners, and industry. The task is more difficult than synthesizing a single table due to the added complexity of relationships between tables. For…

数据库 · 计算机科学 2024-10-07 Valter Hudovernik , Martin Jurkovič , Erik Štrumbelj

Detecting synthetic tabular data is essential to prevent the distribution of false or manipulated datasets that could compromise data-driven decision-making. This study explores whether synthetic tabular data can be reliably identified ''in…

机器学习 · 计算机科学 2024-12-19 G. Charbel N. Kindji , Lina Maria Rojas-Barahona , Elisa Fromont , Tanguy Urvoy

Generative modelling has become the standard approach for synthesising tabular data. However, different use cases demand synthetic data to comply with different requirements to be useful in practice. In this survey, we review deep…

机器学习 · 计算机科学 2026-03-17 Mihaela Cătălina Stoian , Eleonora Giunchiglia , Thomas Lukasiewicz

This work presents a systematic benchmark of differentially private synthetic data generation algorithms that can generate tabular data. Utility of the synthetic data is evaluated by measuring whether the synthetic data preserve the…

密码学与安全 · 计算机科学 2022-02-16 Yuchao Tao , Ryan McKenna , Michael Hay , Ashwin Machanavajjhala , Gerome Miklau

We introduce behavioral fidelity -- a third evaluation dimension for synthetic tabular data that measures whether generated data preserves the temporal, sequential, and structural behavioral patterns that distinguish real-world entity…

机器学习 · 计算机科学 2026-04-16 Bhavana Sajja

Due to their data-driven nature, Machine Learning (ML) models are susceptible to bias inherited from data, especially in classification problems where class and group imbalances are prevalent. Class imbalance (in the classification target)…

机器学习 · 计算机科学 2024-09-10 Emmanouil Panagiotou , Arjun Roy , Eirini Ntoutsi

There is no consensus in the field of synthetic data on concise metrics for quality evaluations or benchmarks on large health datasets, such as historical epidemiological data. This study presents an evaluation of seven recent models from…

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