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Self-Supervised Learning (SSL) has demonstrated strong performance in speech processing, particularly in automatic speech recognition. In this paper, we explore an SSL pretraining framework that leverages masked language modeling with…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-03 Aleksandr Kutsakov , Alexandr Maximenko , Georgii Gospodinov , Pavel Bogomolov , Fyodor Minkin

A wide variety of deep neural applications increasingly rely on the cloud to perform their compute-heavy inference. This common practice requires sending private and privileged data over the network to remote servers, exposing it to the…

Cryptography and Security · Computer Science 2020-10-29 Fatemehsadat Mireshghallah , Mohammadkazem Taram , Prakash Ramrakhyani , Dean Tullsen , Hadi Esmaeilzadeh

The privacy of data is a major challenge in machine learning as a trained model may expose sensitive information of the enclosed dataset. Besides, the limited computation capability and capacity of edge devices have made cloud-hosted…

Machine Learning · Computer Science 2020-05-15 Behnam Khaleghi , Mohsen Imani , Tajana Rosing

This paper presents the machine learning architecture of the Snips Voice Platform, a software solution to perform Spoken Language Understanding on microprocessors typical of IoT devices. The embedded inference is fast and accurate while…

Large-scale pre-trained self-supervised learning (SSL) models have shown remarkable advancements in speech-related tasks. However, the utilization of these models in complex multi-talker scenarios, such as extracting a target speaker in a…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-21 Junyi Peng , Marc Delcroix , Tsubasa Ochiai , Oldrich Plchot , Takanori Ashihara , Shoko Araki , Jan Cernocky

The collection of a lot of personal information about individuals, including the minor members of a family, by closed-circuit television (CCTV) cameras creates a lot of privacy concerns. Particularly, revealing children's identifications or…

Computer Vision and Pattern Recognition · Computer Science 2020-05-05 Meng Yuan , Seyed Yahya Nikouei , Alem Fitwi , Yu Chen , Yunxi Dong

Deepspeech was very useful for development IoT devices that need voice recognition. One of the voice recognition systems is deepspeech from Mozilla. Deepspeech is an open-source voice recognition that was using a neural network to convert…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-02 Muhammad Hafidh Firmansyah , Anand Paul , Deblina Bhattacharya , Gul Malik Urfa

Research has proven that end-to-end malware detectors are vulnerable to adversarial attacks. In response, the research community has proposed defenses based on randomized and (de)randomized smoothing. However, these techniques remain…

Cryptography and Security · Computer Science 2025-12-11 Daniel Gibert , Felip Manyà

We propose DarkStream, a streaming speech synthesis model for real-time speaker anonymization. To improve content encoding under strict latency constraints, DarkStream combines a causal waveform encoder, a short lookahead buffer, and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-08 Waris Quamer , Ricardo Gutierrez-Osuna

This paper introduces EdgeProfiler, a fast profiling framework designed for evaluating lightweight Large Language Models (LLMs) on edge systems. While LLMs offer remarkable capabilities in natural language understanding and generation,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-18 Alyssa Pinnock , Shakya Jayakody , Kawsher A Roxy , Md Rubel Ahmed

Deep learning in audio signal processing, such as human voice audio signal classification, is a rich application area of machine learning. Legitimate use cases include voice authentication, gunfire detection, and emotion recognition. While…

Cryptography and Security · Computer Science 2021-02-01 Kyle Bittner , Martine De Cock , Rafael Dowsley

Recent breakthroughs in text-to-speech (TTS) voice cloning have raised serious privacy concerns, allowing highly accurate vocal identity replication from just a few seconds of reference audio, while retaining the speaker's vocal…

Sound · Computer Science 2025-05-27 Renyuan Li , Zhibo Liang , Haichuan Zhang , Tianyu Shi , Zhiyuan Cheng , Jia Shi , Carl Yang , Mingjie Tang

Cloud service providers offer a low-cost and convenient solution to host unstructured data. However, cloud services act as third-party solutions and do not provide control of the data to users. This has raised security and privacy concerns…

Cryptography and Security · Computer Science 2019-08-13 Sahan Ahmad , SM Zobaed , Raju Gottumukkala , Mohsen Amini Salehi

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

Integrating Federated Learning (FL) with self-supervised learning (SSL) enables privacy-preserving fine-tuning for speech tasks. However, federated environments exhibit significant heterogeneity: clients differ in computational capacity,…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-26 Xin Guo , Chunrui Zhao , Hong Jia , Ting Dang , Gongping Huang , Xianrui Zheng , Yan Gao

Silent speech interface (SSI) enables hands-free input without audible vocalization, but most SSI systems do not verify speaker identity. We present HEar-ID, which uses consumer active noise-canceling earbuds to capture low-frequency…

Human-Computer Interaction · Computer Science 2025-12-19 Xuefu Dong , Liqiang Xu , Lixing He , Zengyi Han , Ken Christofferson , Yifei Chen , Akihito Taya , Yuuki Nishiyama , Kaoru Sezaki

With the surge of social media, maliciously tampered public speeches, especially those from influential figures, have seriously affected social stability and public trust. Existing speech tampering detection methods remain insufficient:…

Cryptography and Security · Computer Science 2025-06-03 Lingfeng Yao , Chenpei Huang , Shengyao Wang , Junpei Xue , Hanqing Guo , Jiang Liu , Xun Chen , Miao Pan

In this paper, we propose privacy-preserving methods with a secret key for convolutional neural network (CNN)-based models in speech processing tasks. In environments where untrusted third parties, like cloud servers, provide CNN-based…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-08 Shoko Niwa , Sayaka Shiota , Hitoshi Kiya

Speech models are often trained on sensitive data in order to improve model performance, leading to potential privacy leakage. Our work considers noise masking attacks, introduced by Amid et al. 2022, which attack automatic speech…

Machine Learning · Computer Science 2024-04-03 Matthew Jagielski , Om Thakkar , Lun Wang

Federated Learning (FL) offers a decentralized framework for training and fine-tuning Large Language Models (LLMs) by leveraging computational resources across organizations while keeping sensitive data on local devices. It addresses…

Cryptography and Security · Computer Science 2026-05-20 Md Jueal Mia , M. Hadi Amini