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With the proliferation of increasingly complicated Deep Learning architectures, data synthesis is a highly promising technique to address the demand of data-hungry models. However, reliably assessing the quality of a 'synthesiser' model's…

机器学习 · 计算机科学 2025-05-05 Julia A. Meister , Khuong An Nguyen

State-of-the-art techniques of artificial intelligence, in particular deep learning, are mostly data-driven. However, collecting and manually labeling a large scale dataset is both difficult and expensive. A promising alternative is to…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Qi Chen , Weichao Qiu , Yi Zhang , Lingxi Xie , Alan Yuille

Synthetic data inherits the differential privacy guarantees of the model used to generate it. Additionally, synthetic data may benefit from privacy amplification when the generative model is kept hidden. While empirical studies suggest this…

机器学习 · 计算机科学 2025-06-06 Clément Pierquin , Aurélien Bellet , Marc Tommasi , Matthieu Boussard

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

State-of-the-art face recognition networks are often computationally expensive and cannot be used for mobile applications. Training lightweight face recognition models also requires large identity-labeled datasets. Meanwhile, there are…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Hatef Otroshi Shahreza , Anjith George , Sébastien Marcel

This work proposes a method to evaluate synthetic tabular data generated to augment small sample datasets. While data augmentation techniques can increase sample counts for machine learning applications, traditional validation approaches…

机器学习 · 计算机科学 2025-03-18 Javier Marin

Artificial intelligence and data access are already mainstream. One of the main challenges when designing an artificial intelligence or disclosing content from a database is preserving the privacy of individuals who participate in the…

密码学与安全 · 计算机科学 2023-12-13 Clément Pierquin , Bastien Zimmermann , Matthieu Boussard

Synthetic data is a standard component in training large language models, yet systematic comparisons across design dimensions, including rephrasing strategy, generator model, and source data, remain absent. We conduct extensive controlled…

Synthetic datasets are widely used in many applications, such as missing data imputation, examining non-stationary scenarios, in simulations, training data-driven models, and analyzing system robustness. Typically, synthetic data are based…

统计方法学 · 统计学 2025-02-05 Ofek Aloni , Gal Perelman , Barak Fishbain

High-dimensional multivariate longitudinal data, which arise when many outcome variables are measured repeatedly over time, are becoming increasingly common in social, behavioral and health sciences. We propose a latent variable model for…

统计方法学 · 统计学 2025-12-09 Sze Ming Lee , Yunxiao Chen , Tony Sit

Computational text classification is a challenging task, especially for multi-dimensional social constructs. Recently, there has been increasing discussion that synthetic training data could enhance classification by offering examples of…

计算与语言 · 计算机科学 2024-12-11 Lukas Birkenmaier , Matthias Roth , Indira Sen

Synthetically generated data can improve privacy, fairness, and data accessibility; however, it can be challenging in specialized scenarios such as survival analysis. One key challenge in this setting is censoring, i.e., the timing of an…

机器学习 · 统计学 2025-08-07 Mohd Ashhad , Ricardo Henao

Causal inference is essential for developing and evaluating medical interventions, yet real-world medical datasets are often difficult to access due to regulatory barriers. This makes synthetic data a potentially valuable asset that enables…

In a world where artificial intelligence and data science become omnipresent, data sharing is increasingly locking horns with data-privacy concerns. Differential privacy has emerged as a rigorous framework for protecting individual privacy…

密码学与安全 · 计算机科学 2022-06-06 March Boedihardjo , Thomas Strohmer , Roman Vershynin

Nowadays, the use of synthetic data has gained popularity as a cost-efficient strategy for enhancing data augmentation for improving machine learning models performance as well as addressing concerns related to sensitive data privacy.…

机器学习 · 计算机科学 2025-10-27 Ioannis E. Livieris , Nikos Alimpertis , George Domalis , Dimitris Tsakalidis

Recently, counting the number of people for crowd scenes is a hot topic because of its widespread applications (e.g. video surveillance, public security). It is a difficult task in the wild: changeable environment, large-range number of…

计算机视觉与模式识别 · 计算机科学 2019-03-11 Qi Wang , Junyu Gao , Wei Lin , Yuan Yuan

In recent years, deep learning models have resulted in a huge amount of progress in various areas, including computer vision. By nature, the supervised training of deep models requires a large amount of data to be available. This ideal case…

计算机视觉与模式识别 · 计算机科学 2019-07-17 Farzan Erlik Nowruzi , Prince Kapoor , Dhanvin Kolhatkar , Fahed Al Hassanat , Robert Laganiere , Julien Rebut

Testing in production-like test environments is an essential part of quality assurance processes in many industries. Provisioning of such test environments, for information-intensive services, involves setting up databases that are…

软件工程 · 计算机科学 2024-07-09 Razieh Behjati , Erik Arisholm , Chao Tan , Margrethe M. Bedregal

Recent surge in the number of Electric Vehicles have created a need to develop inexpensive energy-dense Battery Storage Systems. Many countries across the planet have put in place concrete measures to reduce and subsequently limit the…

机器学习 · 计算机科学 2023-04-14 Janamejaya Channegowda , Vageesh Maiya , Chaitanya Lingaraj

The control of complex systems faces a trade-off between high performance and safety guarantees, which in particular restricts the application of learning-based methods to safety-critical systems. A recently proposed framework to address…

系统与控制 · 计算机科学 2020-05-26 Kim P. Wabersich , Melanie N. Zeilinger