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The VoicePrivacy initiative aims to promote the development of privacy preservation tools for speech technology by gathering a new community to define the tasks of interest and the evaluation methodology, and benchmarking solutions through…

It is well known that speaker identification performs extremely well in the neutral talking environments; however, the identification performance is declined sharply in the shouted talking environments. This work aims at proposing,…

Artificial Intelligence · Computer Science 2017-06-30 Ismail Shahin

The recent success of large language models (LLMs) has attracted widespread interest to develop role-playing conversational agents personalized to the characteristics and styles of different speakers to enhance their abilities to perform…

Computation and Language · Computer Science 2024-06-07 Yizhe Yang , Palakorn Achananuparp , Heyan Huang , Jing Jiang , Ee-Peng Lim

The popularity and projected growth of in-home smart speaker assistants, such as Amazon's Echo, has raised privacy concerns among consumers and privacy advocates. Notable questions regarding the collection and storage of user data by…

Cryptography and Security · Computer Science 2020-07-21 Ilesanmi Olade , Christopher Champion , Haining Liang , Charles Fleming

Text anonymization is essential for responsibly developing and deploying AI in high-stakes domains such as healthcare, social services, and law. In this work, we propose a novel methodology for privacy-preserving synthetic text generation…

Computation and Language · Computer Science 2025-10-01 Zihao Zhao , Anjalie Field

In this paper, a high dimensional chaotic systems based mixed keystream generator is proposed to secure the voice data. As the voice-based communication becomes extensively vital in the application areas of military, voice over IP,…

Cryptography and Security · Computer Science 2014-03-20 Musheer Ahmad , Bashir Alam , Omar Farooq

Endowing a dialogue system with particular personality traits is essential to deliver more human-like conversations. However, due to the challenge of embodying personality via language expression and the lack of large-scale persona-labeled…

Computation and Language · Computer Science 2020-01-03 Yinhe Zheng , Guanyi Chen , Minlie Huang , Song Liu , Xuan Zhu

The COVID-19 pandemic has led to an increased use of remote telephonic interviews, making it important to distinguish between scripted and spontaneous speech in audio recordings. In this paper, we propose a novel scheme for identifying read…

Sound · Computer Science 2023-06-16 Sunil Kumar Kopparapu

Speaker, author, and other biometric identification applications often compare a sample's similarity to a database of templates to determine the identity. Given that data may be noisy and similarity measures can be inaccurate, such a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-01 Tom Bäckström , Mohammad Hassan Vali , My Nguyen , Silas Rech

Text-to-Speech (TTS) and Voice Conversion (VC) models have exhibited remarkable performance in generating realistic and natural audio. However, their dark side, audio deepfake poses a significant threat to both society and individuals.…

Cryptography and Security · Computer Science 2024-09-17 Xinfeng Li , Kai Li , Yifan Zheng , Chen Yan , Xiaoyu Ji , Wenyuan Xu

Advancements in DeepFake (DF) audio models pose a significant threat to voice authentication systems, leading to unauthorized access and the spread of misinformation. We introduce a defense mechanism, SecureSpectra, addressing DF threats by…

Cryptography and Security · Computer Science 2024-10-07 Oguzhan Baser , Kaan Kale , Sandeep P. Chinchali

Recognition systems are commonly designed to authenticate users at the access control levels of a system. A number of voice recognition methods have been developed using a pitch estimation process which are very vulnerable in low Signal to…

Sound · Computer Science 2020-09-08 Aman Chadha , Divya Jyoti , M. Mani Roja

Authorship identification has proven unsettlingly effective in inferring the identity of the author of an unsigned document, even when sensitive personal information has been carefully omitted. In the digital era, individuals leave a…

Computation and Language · Computer Science 2023-10-04 Haining Wang

Environmental sound recordings often contain intelligible speech, raising privacy concerns that limit analysis, sharing and reuse of data. In this paper, we introduce a method that renders speech unintelligible while preserving both the…

Sound · Computer Science 2025-07-14 Modan Tailleur , Mathieu Lagrange , Pierre Aumond , Vincent Tourre

Anonymity is a powerful component of many participatory media platforms that can afford people greater freedom of expression and protection from external coercion and interference. However, it can be difficult to effectively implement on…

Human-Computer Interaction · Computer Science 2024-08-27 Wonjune Kang , Margaret A. Hughes , Deb Roy

Differentially-private mechanisms for text generation typically add carefully calibrated noise to input words and use the nearest neighbor to the noised input as the output word. When the noise is small in magnitude, these mechanisms are…

Computation and Language · Computer Science 2021-04-27 Zekun Xu , Abhinav Aggarwal , Oluwaseyi Feyisetan , Nathanael Teissier

We present an approach for generating differentially private synthetic text using large language models (LLMs), via private prediction. In the private prediction framework, we only require the output synthetic data to satisfy differential…

Machine Learning · Computer Science 2024-10-10 Kareem Amin , Alex Bie , Weiwei Kong , Alexey Kurakin , Natalia Ponomareva , Umar Syed , Andreas Terzis , Sergei Vassilvitskii

Motivated by an increasing need for privacy-preserving voice communications, we investigate here the original idea of sending encrypted data and speech in the form of pseudo-speech signals in the audio domain. Being less constrained than…

Cryptography and Security · Computer Science 2022-11-15 Piotr Krasnowski , Jerome Lebrun , Bruno Martin

Lip-to-Speech (Lip2Speech) synthesis, which predicts corresponding speech from talking face images, has witnessed significant progress with various models and training strategies in a series of independent studies. However, existing studies…

Multimedia · Computer Science 2023-05-25 Zheng-Yan Sheng , Yang Ai , Zhen-Hua Ling

Probabilistic relational models provide a well-established formalism to combine first-order logic and probabilistic models, thereby allowing to represent relationships between objects in a relational domain. At the same time, the field of…

Artificial Intelligence · Computer Science 2024-10-03 Malte Luttermann , Ralf Möller , Mattis Hartwig