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Related papers: Differentially Private Speaker Anonymization

200 papers

Besides its linguistic content, our speech is rich in biometric information that can be inferred by classifiers. Learning privacy-preserving representations for speech signals enables downstream tasks without sharing unnecessary, private…

Sound · Computer Science 2021-06-18 Dimitrios Stoidis , Andrea Cavallaro

In order to protect the privacy of speech data, speaker anonymization aims for hiding the identity of a speaker by changing the voice in speech recordings. This typically comes with a privacy-utility trade-off between protection of…

Sound · Computer Science 2022-10-21 Sarina Meyer , Pascal Tilli , Pavel Denisov , Florian Lux , Julia Koch , Ngoc Thang Vu

Voice conversion for speaker anonymization is an emerging concept for privacy protection. In a deep learning setting, this is achieved by extracting multiple features from speech, altering the speaker identity, and waveform synthesis.…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-30 Ünal Ege Gaznepoglu , Nils Peters

Disentanglement is the task of learning representations that identify and separate factors that explain the variation observed in data. Disentangled representations are useful to increase the generalizability, explainability, and fairness…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-09 Michael Kuhlmann , Adrian Meise , Fritz Seebauer , Petra Wagner , Reinhold Haeb-Umbach

Given the increasing privacy concerns from identity theft and the re-identification of speakers through content in the speech field, this paper proposes a prompt-based speech generation pipeline that ensures dual anonymization of both…

Sound · Computer Science 2025-07-11 Belinda Soh Hui Hui , Xiaoxiao Miao , Xin Wang

Disentanglement-based speaker anonymization involves decomposing speech into a semantically meaningful representation, altering the speaker embedding, and resynthesizing a waveform using a neural vocoder. State-of-the-art systems of this…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-23 Ünal Ege Gaznepoglu , Nils Peters

Given the speech generation framework that represents the speaker attribute with an embedding vector, asynchronous voice anonymization can be achieved by modifying the speaker embedding derived from the original speech. However, the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-08 Rui Wang , Liping Chen , Kong Aik Lee , Zhengpeng Zha , Zhenhua Ling

Speaker embeddings extracted from voice recordings have been proven valuable for dementia detection. However, by their nature, these embeddings contain identifiable information which raises privacy concerns. In this work, we aim to…

Sound · Computer Science 2024-07-08 Dominika Woszczyk , Ranya Aloufi , Soteris Demetriou

Advances in speech technology now allow unprecedented access to personally identifiable information through speech. To protect such information, the differential privacy field has explored ways to anonymize speech while preserving its…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-06 Zexin Cai , Henry Li Xinyuan , Ashi Garg , Leibny Paola García-Perera , Kevin Duh , Sanjeev Khudanpur , Nicholas Andrews , Matthew Wiesner

Speaker anonymization seeks to conceal a speaker's identity while preserving the utility of their speech. The achieved privacy is commonly evaluated with a speaker recognition model trained on anonymized speech. Although this represents a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-26 Carlos Franzreb , Arnab Das , Tim Polzehl , Sebastian Möller

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…

Sound · Computer Science 2023-09-14 Xiaoxiao Miao , Xin Wang , Erica Cooper , Junichi Yamagishi , Natalia Tomashenko

Voice privacy approaches that preserve the anonymity of speakers modify speech in an attempt to break the link with the true identity of the speaker. Current benchmarks measure speaker protection based on signal-to-signal comparisons. In…

Sound · Computer Science 2026-03-25 Mehtab Ur Rahman , Martha Larson , Cristian Tejedor-Garcia

Current speaker anonymization methods, especially with self-supervised learning (SSL) models, require massive computational resources when hiding speaker identity. This paper proposes an effective and parameter-efficient speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-20 Xiaojiao Chen , Sheng Li , Jiyi Li , Hao Huang , Yang Cao , Liang He

With the popularity of virtual assistants (e.g., Siri, Alexa), the use of speech recognition is now becoming more and more widespread.However, speech signals contain a lot of sensitive information, such as the speaker's identity, which…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-21 Pierre Champion , Denis Jouvet , Anthony Larcher

Speaker anonymization aims to conceal a speaker's identity without degrading speech quality and intelligibility. Most speaker anonymization systems disentangle the speaker representation from the original speech and achieve anonymization by…

Sound · Computer Science 2023-10-10 Yuanjun Lv , Jixun Yao , Peikun Chen , Hongbin Zhou , Heng Lu , Lei Xie

The objective of this work is to train noise-robust speaker embeddings adapted for speaker diarisation. Speaker embeddings play a crucial role in the performance of diarisation systems, but they often capture spurious information such as…

Sound · Computer Science 2022-11-04 You Jin Kim , Hee-Soo Heo , Jee-weon Jung , Youngki Kwon , Bong-Jin Lee , Joon Son Chung

Existing privacy-preserving speech representation learning methods target a single application domain. In this paper, we present a novel framework to anonymize utterance-level speech embeddings generated by pre-trained encoders and show its…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-27 Minh Tran , Mohammad Soleymani

Smart devices serviced by large-scale AI models necessitates user data transfer to the cloud for inference. For speech applications, this means transferring private user information, e.g., speaker identity. Our paper proposes a…

Audio and Speech Processing · Electrical Eng. & Systems 2023-07-26 Md Asif Jalal , Pablo Peso Parada , Jisi Zhang , Karthikeyan Saravanan , Mete Ozay , Myoungji Han , Jung In Lee , Seokyeong Jung

In this work, we propose a speaker anonymization pipeline that leverages high quality automatic speech recognition and synthesis systems to generate speech conditioned on phonetic transcriptions and anonymized speaker embeddings. Using…

Sound · Computer Science 2022-07-12 Sarina Meyer , Florian Lux , Pavel Denisov , Julia Koch , Pascal Tilli , Ngoc Thang Vu

Emotion plays a significant role in speech interaction, conveyed through tone, pitch, and rhythm, enabling the expression of feelings and intentions beyond words to create a more personalized experience. However, most existing speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-02 Jixun Yao , Hexin Liu , Eng Siong Chng , Lei Xie