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Anonymizing sensitive information in user text is essential for privacy, yet existing methods often apply uniform treatment across attributes, which can conflict with communicative intent and obscure necessary information. This is…

密码学与安全 · 计算机科学 2026-01-09 Weihao Shen , Yaxin Xu , Shuang Li , Wei Chen , Yuqin Lan , Meng Yuan , Fuzhen Zhuang

Anonymization of voice seeks to conceal the identity of the speaker while maintaining the utility of speech data. However, residual speaker cues often persist, which pose privacy risks. We propose SegReConcat, a data augmentation method for…

声音 · 计算机科学 2025-08-27 Ridwan Arefeen , Xiaoxiao Miao , Rong Tong , Aik Beng Ng , Simon See

When using a public communication channel--whether formal or informal, such as commenting or posting on social media--end users have no expectation of privacy: they compose a message and broadcast it for the world to see. Even if an end…

密码学与安全 · 计算机科学 2026-05-07 Robert Dilworth

This work proposes a novel privacy-preserving neural network feature representation to suppress the sensitive information of a learned space while maintaining the utility of the data. The new international regulation for personal data…

计算机视觉与模式识别 · 计算机科学 2020-08-10 Aythami Morales , Julian Fierrez , Ruben Vera-Rodriguez , Ruben Tolosana

Adversarial purification is a defense mechanism for safeguarding classifiers against adversarial attacks without knowing the type of attacks or training of the classifier. These techniques characterize and eliminate adversarial…

密码学与安全 · 计算机科学 2024-02-13 Raha Moraffah , Shubh Khandelwal , Amrita Bhattacharjee , Huan Liu

Written language contains stylistic cues that can be exploited to automatically infer a variety of potentially sensitive author information. Adversarial stylometry intends to attack such models by rewriting an author's text. Our research…

计算与语言 · 计算机科学 2021-01-28 Chris Emmery , Ákos Kádár , Grzegorz Chrupała

Generative adversarial networks (GANs) have shown considerable success, especially in the realistic generation of images. In this work, we apply similar techniques for the generation of text. We propose a novel approach to handle the…

计算与语言 · 计算机科学 2019-04-05 Akshay Budhkar , Krishnapriya Vishnubhotla , Safwan Hossain , Frank Rudzicz

Voice anonymisation can be used to help protect speaker privacy when speech data is shared with untrusted others. In most practical applications, while the voice identity should be sanitised, other attributes such as the spoken content…

音频与语音处理 · 电气工程与系统科学 2024-08-09 Michele Panariello , Massimiliano Todisco , Nicholas Evans

Information leakage is becoming a critical problem as various information becomes publicly available by mistake, and machine learning models train on that data to provide services. As a result, one's private information could easily be…

机器学习 · 计算机科学 2022-12-02 Geon Heo , Steven Euijong Whang

Generating identity-preserving faces aims to generate various face images keeping the same identity given a target face image. Although considerable generative models have been developed in recent years, it is still challenging to…

计算机视觉与模式识别 · 计算机科学 2017-06-27 Zhigang Li , Yupin Luo

We present a method for generating synthetic versions of Twitter data using neural generative models. The goal is protecting individuals in the source data from stylometric re-identification attacks while still releasing data that carries…

计算与语言 · 计算机科学 2018-05-31 Alexander G. Ororbia , Fridolin Linder , Joshua Snoke

Artists are increasingly concerned about advancements in image generation models that can closely replicate their unique artistic styles. In response, several protection tools against style mimicry have been developed that incorporate small…

密码学与安全 · 计算机科学 2025-02-12 Robert Hönig , Javier Rando , Nicholas Carlini , Florian Tramèr

With the development of large language models (LLMs), detecting whether text is generated by a machine becomes increasingly challenging in the face of malicious use cases like the spread of false information, protection of intellectual…

计算与语言 · 计算机科学 2024-04-03 Ying Zhou , Ben He , Le Sun

Author name ambiguity causes inadequacy and inconvenience in academic information retrieval, which raises the necessity of author name disambiguation (AND). Existing AND methods can be divided into two categories: the models focusing on…

社会与信息网络 · 计算机科学 2020-02-25 Haiwen Wang , Ruijie Wang , Chuan Wen , Shuhao Li , Yuting Jia , Weinan Zhang , Xinbing Wang

The authorship attribution is a problem of considerable practical and technical interest. Several methods have been designed to infer the authorship of disputed documents in multiple contexts. While traditional statistical methods based…

计算与语言 · 计算机科学 2018-03-28 Jeaneth Machicao , Edilson A. Corrêa , Gisele H. B. Miranda , Diego R. Amancio , Odemir M. Bruno

This study focused on efficient text generation using generative adversarial networks (GAN). Assuming that the goal is to generate a paragraph of a user-defined topic and sentimental tendency, conventionally the whole network has to be…

计算与语言 · 计算机科学 2020-06-23 Chenhan Yuan , Yi-chin Huang , Cheng-Hung Tsai

Speaker anonymization aims to conceal a speaker's identity while preserving content information in speech. Current mainstream neural-network speaker anonymization systems disentangle speech into prosody-related, content, and speaker…

声音 · 计算机科学 2023-09-14 Xiaoxiao Miao , Xin Wang , Erica Cooper , Junichi Yamagishi , Natalia Tomashenko

Adversarial samples are strategically modified samples, which are crafted with the purpose of fooling a classifier at hand. An attacker introduces specially crafted adversarial samples to a deployed classifier, which are being…

机器学习 · 计算机科学 2017-07-11 Suranjana Samanta , Sameep Mehta

Adolescent suicide is a critical global health issue, and speech provides a cost-effective modality for automatic suicide risk detection. Given the vulnerable population, protecting speaker identity is particularly important, as speech…

音频与语音处理 · 电气工程与系统科学 2026-01-26 Ziyun Cui , Sike Jia , Yang Lin , Yinan Duan , Diyang Qu , Runsen Chen , Chao Zhang , Chang Lei , Wen Wu

Authorship Verification (AV) is a text classification task concerned with inferring whether a candidate text has been written by one specific author or by someone else. It has been shown that many AV systems are vulnerable to adversarial…

机器学习 · 计算机科学 2024-10-30 Silvia Corbara , Alejandro Moreo