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The field of text privatization often leverages the notion of $\textit{Differential Privacy}$ (DP) to provide formal guarantees in the rewriting or obfuscation of sensitive textual data. A common and nearly ubiquitous form of DP application…

计算与语言 · 计算机科学 2025-02-03 Stephen Meisenbacher , Maulik Chevli , Florian Matthes

The field of privacy-preserving Natural Language Processing has risen in popularity, particularly at a time when concerns about privacy grow with the proliferation of Large Language Models. One solution consistently appearing in recent…

计算与语言 · 计算机科学 2024-10-02 Stephen Meisenbacher , Florian Matthes

Recent literature has seen a considerable uptick in $\textit{Differentially Private Natural Language Processing}$ (DP NLP). This includes DP text privatization, where potentially sensitive input texts are transformed under DP to achieve…

计算与语言 · 计算机科学 2025-03-13 Stephen Meisenbacher , Alexandra Klymenko , Alexander Karpp , Florian Matthes

The task of $\textit{Differentially Private Text Rewriting}$ is a class of text privatization techniques in which (sensitive) input textual documents are $\textit{rewritten}$ under Differential Privacy (DP) guarantees. The motivation behind…

密码学与安全 · 计算机科学 2025-03-31 Stephen Meisenbacher , Chaeeun Joy Lee , Florian Matthes

The application of Differential Privacy to Natural Language Processing techniques has emerged in relevance in recent years, with an increasing number of studies published in established NLP outlets. In particular, the adaptation of…

计算与语言 · 计算机科学 2024-04-05 Stephen Meisenbacher , Nihildev Nandakumar , Alexandra Klymenko , Florian Matthes

The study of Differential Privacy (DP) in Natural Language Processing often views the task of text privatization as a $\textit{rewriting}$ task, in which sensitive input texts are rewritten to hide explicit or implicit private information.…

计算与语言 · 计算机科学 2024-06-03 Stephen Meisenbacher , Florian Matthes

As the tide of Big Data continues to influence the landscape of Natural Language Processing (NLP), the utilization of modern NLP methods has grounded itself in this data, in order to tackle a variety of text-based tasks. These methods…

计算与语言 · 计算机科学 2022-08-18 Oleksandra Klymenko , Stephen Meisenbacher , Florian Matthes

Privatized text rewriting with local differential privacy (LDP) is a recent approach that enables sharing of sensitive textual documents while formally guaranteeing privacy protection to individuals. However, existing systems face several…

密码学与安全 · 计算机科学 2025-08-14 Timour Igamberdiev , Ivan Habernal

Differential privacy provides a formal approach to privacy of individuals. Applications of differential privacy in various scenarios, such as protecting users' original utterances, must satisfy certain mathematical properties. Our…

计算与语言 · 计算机科学 2022-03-07 Ivan Habernal

Fine-tuning large language models (LLMs) has become an essential strategy for adapting them to specialized tasks; however, this process introduces significant privacy challenges, as sensitive training data may be inadvertently memorized and…

密码学与安全 · 计算机科学 2025-05-02 Hao Du , Shang Liu , Yang Cao

Protecting patient data privacy is a critical concern when deploying machine learning algorithms in healthcare. Differential privacy (DP) is a common method for preserving privacy in such settings and, in this work, we examine two key…

机器学习 · 计算机科学 2024-12-10 Ali Dadsetan , Dorsa Soleymani , Xijie Zeng , Frank Rudzicz

As privacy gains traction in the NLP community, researchers have started adopting various approaches to privacy-preserving methods. One of the favorite privacy frameworks, differential privacy (DP), is perhaps the most compelling thanks to…

计算与语言 · 计算机科学 2025-08-14 Ivan Habernal

Differential Privacy (DP) for text matured from disjointed word-level substitutions to contiguous sentence-level rewriting by leveraging the generative capacity of language models. While this form of text privatization is best suited for…

计算与语言 · 计算机科学 2026-04-30 Stefan Arnold

Differential privacy (DP) is applied when fine-tuning pre-trained large language models (LLMs) to limit leakage of training examples. While most DP research has focused on improving a model's privacy-utility tradeoff, some find that DP can…

计算与语言 · 计算机科学 2024-10-25 Md. Khairul Islam , Andrew Wang , Tianhao Wang , Yangfeng Ji , Judy Fox , Jieyu Zhao

Preserving privacy in contemporary NLP models allows us to work with sensitive data, but unfortunately comes at a price. We know that stricter privacy guarantees in differentially-private stochastic gradient descent (DP-SGD) generally…

计算与语言 · 计算机科学 2023-02-01 Manuel Senge , Timour Igamberdiev , Ivan Habernal

As privacy issues are receiving increasing attention within the Natural Language Processing (NLP) community, numerous methods have been proposed to sanitize texts subject to differential privacy. However, the state-of-the-art text…

密码学与安全 · 计算机科学 2023-09-04 Huimin Chen , Fengran Mo , Yanhao Wang , Cen Chen , Jian-Yun Nie , Chengyu Wang , Jamie Cui

Differential privacy (DP) is an essential technique for privacy-preserving. It was found that a large model trained for privacy preserving performs worse than a smaller model (e.g. ResNet50 performs worse than ResNet18). To better…

机器学习 · 计算机科学 2021-11-30 Yinchen Shen , Zhiguo Wang , Ruoyu Sun , Xiaojing Shen

The privacy concerns associated with the use of Large Language Models (LLMs) have grown recently with the development of LLMs such as ChatGPT. Differential Privacy (DP) techniques are explored in existing work to mitigate their privacy…

人工智能 · 计算机科学 2024-03-08 Tiejin Chen , Longchao Da , Huixue Zhou , Pingzhi Li , Kaixiong Zhou , Tianlong Chen , Hua Wei

Text rewriting with differential privacy (DP) provides concrete theoretical guarantees for protecting the privacy of individuals in textual documents. In practice, existing systems may lack the means to validate their privacy-preserving…

计算与语言 · 计算机科学 2022-08-23 Timour Igamberdiev , Thomas Arnold , Ivan Habernal

The study of privacy-preserving Natural Language Processing (NLP) has gained rising attention in recent years. One promising avenue studies the integration of Differential Privacy in NLP, which has brought about innovative methods in a…

计算与语言 · 计算机科学 2024-05-06 Stephen Meisenbacher , Maulik Chevli , Florian Matthes
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