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In recent years, the industry has been witnessing an extended usage of process mining and automated event data analysis. Consequently, there is a rising significance in addressing privacy apprehensions related to the inclusion of sensitive…

机器学习 · 计算机科学 2025-04-10 Frederik Wangelik , Majid Rafiei , Mahsa Pourbafrani , Wil M. P. van der Aalst

In the area of industrial process mining, privacy-preserving event data publication is becoming increasingly relevant. Consequently, the trade-off between high data utility and quantifiable privacy poses new challenges. State-of-the-art…

密码学与安全 · 计算机科学 2022-10-28 Majid Rafiei , Frederik Wangelik , Wil M. P. van der Aalst

Generative Adversarial Network (GAN) and its variants have recently attracted intensive research interests due to their elegant theoretical foundation and excellent empirical performance as generative models. These tools provide a promising…

机器学习 · 计算机科学 2018-02-20 Liyang Xie , Kaixiang Lin , Shu Wang , Fei Wang , Jiayu Zhou

Generative Adversarial Networks (GANs) and diffusion models have emerged as leading approaches for high-quality image synthesis. While both can be trained under differential privacy (DP) to protect sensitive data, their sensitivity to…

机器学习 · 计算机科学 2025-09-04 Ilana Sebag , Jean-Yves Franceschi , Alain Rakotomamonjy , Alexandre Allauzen , Jamal Atif

Retrieval-Augmented Generation (RAG) has emerged as the dominant technique to provide \emph{Large Language Models} (LLM) with fresh and relevant context, mitigating the risk of hallucinations and improving the overall quality of responses…

机器学习 · 计算机科学 2025-01-23 Nicolas Grislain

With the recent remarkable advancement of large language models (LLMs), there has been a growing interest in utilizing them in the domains with highly sensitive data that lies outside their training data. For this purpose,…

密码学与安全 · 计算机科学 2025-11-13 Tatsuki Koga , Ruihan Wu , Zhiyuan Zhang , Kamalika Chaudhuri

Process mining employs event data extracted from different types of information systems to discover and analyze actual processes. Event data often contain highly sensitive information about the people who carry out activities or the people…

密码学与安全 · 计算机科学 2022-09-30 Majid Rafiei , Gamal Elkoumy , Wil M. P. van der Aalst

Generative Adversarial Networks (GAN) have promoted a variety of applications in computer vision, natural language processing, etc. due to its generative model's compelling ability to generate realistic examples plausibly drawn from an…

机器学习 · 计算机科学 2021-06-08 Zhipeng Cai , Zuobin Xiong , Honghui Xu , Peng Wang , Wei Li , Yi Pan

Generative adversarial network (GAN) has attracted increasing attention recently owing to its impressive ability to generate realistic samples with high privacy protection. Without directly interactive with training examples, the generative…

机器学习 · 计算机科学 2020-07-07 Chuan Ma , Jun Li , Ming Ding , Bo Liu , Kang Wei , Jian Weng , H. Vincent Poor

Generative Adversarial Network (GAN) and its variants serve as a perfect representation of the data generation model, providing researchers with a large amount of high-quality generated data. They illustrate a promising direction for…

机器学习 · 计算机科学 2020-04-21 Yi Liu , Jialiang Peng , James J. Q Yu , Yi Wu

The advent of location-based services has led to the widespread adoption of indoor localization systems, which enable location tracking of individuals within enclosed spaces such as buildings. While these systems provide numerous benefits…

密码学与安全 · 计算机科学 2025-04-15 Vahideh Moghtadaiee , Mina Alishahi , Milad Rabiei

Privacy-preserving releasing of complex data (e.g., image, text, audio) represents a long-standing challenge for the data mining research community. Due to rich semantics of the data and lack of a priori knowledge about the analysis task,…

密码学与安全 · 计算机科学 2018-03-28 Xinyang Zhang , Shouling Ji , Ting Wang

Generative Adversarial Network (GAN) and its variants have shown promising results in generating synthetic data. However, the issues with GANs are: (i) the learning happens around the training samples and the model often ends up remembering…

计算机视觉与模式识别 · 计算机科学 2020-09-30 Saurabh Gupta , Arun Balaji Buduru , Ponnurangam Kumaraguru

Process mining techniques enable organizations to analyze business process execution traces in order to identify opportunities for improving their operational performance. Oftentimes, such execution traces contain private information. For…

密码学与安全 · 计算机科学 2020-12-04 Gamal Elkoumy , Alisa Pankova , Marlon Dumas

Process data with confidential information cannot be shared directly in public, which hinders the research in process data mining and analytics. Data encryption methods have been studied to protect the data, but they still may be decrypted,…

机器学习 · 计算机科学 2022-03-16 Keyi Li , Sen Yang , Travis M. Sullivan , Randall S. Burd , Ivan Marsic

Generative Adversarial Networks (GANs) are one of the well-known models to generate synthetic data including images, especially for research communities that cannot use original sensitive datasets because they are not publicly accessible.…

机器学习 · 计算机科学 2020-01-28 Reihaneh Torkzadehmahani , Peter Kairouz , Benedict Paten

Sequential data is everywhere, and it can serve as a basis for research that will lead to improved processes. For example, road infrastructure can be improved by identifying bottlenecks in GPS data, or early diagnosis can be improved by…

密码学与安全 · 计算机科学 2020-02-25 Sigal Shaked , Lior Rokach

We focus on the problem of generating high-quality, private synthetic glucose traces, a task generalizable to many other time series sources. Existing methods for time series data synthesis, such as those using Generative Adversarial…

To protect sensitive data in training a Generative Adversarial Network (GAN), the standard approach is to use differentially private (DP) stochastic gradient descent method in which controlled noise is added to the gradients. The quality of…

机器学习 · 计算机科学 2022-10-28 Dongjie Chen , Sen-ching Samson Cheung , Chen-Nee Chuah , Sally Ozonoff

As genomic research has grown increasingly popular in recent years, dataset sharing has remained limited due to privacy concerns. This limitation hinders the reproducibility and validation of research outcomes, both of which are essential…

密码学与安全 · 计算机科学 2025-04-02 Yuzhou Jiang , Tianxi Ji , Erman Ayday
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