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Related papers: Personal VAD 2.0: Optimizing Personal Voice Activi…

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In this paper, we propose "personal VAD", a system to detect the voice activity of a target speaker at the frame level. This system is useful for gating the inputs to a streaming on-device speech recognition system, such that it only…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-09 Shaojin Ding , Quan Wang , Shuo-yiin Chang , Li Wan , Ignacio Lopez Moreno

Voice activity detection (VAD) is a critical component in various applications such as speech recognition, speech enhancement, and hands-free communication systems. With the increasing demand for personalized and context-aware technologies,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-17 Satyam Kumar , Sai Srujana Buddi , Utkarsh Oggy Sarawgi , Vineet Garg , Shivesh Ranjan , Ognjen , Rudovic , Ahmed Hussen Abdelaziz , Saurabh Adya

Personal Voice Activity Detection (PVAD) is crucial for identifying target speaker segments in the mixture, yet its performance heavily depends on the quality of speaker embeddings. A key practical limitation is the short enrollment…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-21 Fuyuan Feng , Wenbin Zhang , Yu Gao , Longting Xu , Xiaofeng Mou , Yi Xu

While current state-of-the-art Automatic Speech Recognition (ASR) systems achieve high accuracy on typical speech, they suffer from significant performance degradation on disordered speech and other atypical speech patterns. Personalization…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-21 Katrin Tomanek , Françoise Beaufays , Julie Cattiau , Angad Chandorkar , Khe Chai Sim

Voice activity detection (VAD) is an essential pre-processing step for tasks such as automatic speech recognition (ASR) and speaker recognition. A basic goal is to remove silent segments within an audio, while a more general VAD system…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-22 Yefei Chen , Shuai Wang , Yanmin Qian , Kai Yu

Personal voice activity detection has received increased attention due to the growing popularity of personal mobile devices and smart speakers. PVAD is often an integral element to speech enhancement and recognition for these applications…

Audio and Speech Processing · Electrical Eng. & Systems 2023-04-19 Yicheng Hsu , Mingsian R. Bai

Voice activity detection (VAD) improves the performance of speaker verification (SV) by preserving speech segments and attenuating the effects of non-speech. However, this scheme is not ideal: (1) it fails in noisy environments or…

Sound · Computer Science 2023-06-01 Zuheng Kang , Jianzong Wang , Junqing Peng , Jing Xiao

We present a novel personalized voice activity detection (PVAD) learning method that does not require enrollment data during training. PVAD is a task to detect the speech segments of a specific target speaker at the frame level using…

Voice activity detection (VAD), which classifies frames as speech or non-speech, is an important module in many speech applications including speaker verification. In this paper, we propose a novel method, called self-adaptive soft VAD, to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-25 Youngmoon Jung , Yeunju Choi , Hoirin Kim

Voice activity detection is an essential pre-processing component for speech-related tasks such as automatic speech recognition (ASR). Traditional supervised VAD systems obtain frame-level labels from an ASR pipeline by using, e.g., a…

Sound · Computer Science 2021-05-11 Heinrich Dinkel , Shuai Wang , Xuenan Xu , Mengyue Wu , Kai Yu

We describe a comprehensive methodology for developing user-voice personalized automatic speech recognition (ASR) models by effectively training models on mobile phones, allowing user data and models to be stored and used locally. To…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-13 Zitha Sasindran , Harsha Yelchuri , Pooja Rao , T. V. Prabhakar

For speech interaction, voice activity detection (VAD) is often used as a front-end. However, traditional VAD algorithms usually need to wait for a continuous tail silence to reach a preset maximum duration before segmentation, resulting in…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-23 Mohan Shi , Yuchun Shu , Lingyun Zuo , Qian Chen , Shiliang Zhang , Jie Zhang , Li-Rong Dai

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

The emergence of voice-assistant devices ushers in delightful user experiences not just on the smart home front, but also in diverse educational environments from classrooms to personalized-learning/tutoring. However, the use of voice as an…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-23 Mohammad Niknazar , Aditya Vempaty , Ravi Kokku

Voice Activity Detection (VAD) in the presence of background noise remains a challenging problem in speech processing. Accurate VAD is essential in automatic speech recognition, voice-to-text, conversational agents, etc, where noise can…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-31 Hamed Jafarzadeh Asl , Mahsa Ghazvini Nejad , Amin Edraki , Masoud Asgharian , Vahid Partovi Nia

Automatic speech recognition (ASR) is a key area in computational linguistics, focusing on developing technologies that enable computers to convert spoken language into text. This field combines linguistics and machine learning. ASR models,…

Computation and Language · Computer Science 2024-06-27 Anish Saha , A. G. Ramakrishnan

Under noisy conditions, automatic speech recognition (ASR) can greatly benefit from the addition of visual signals coming from a video of the speaker's face. However, when multiple candidate speakers are visible this traditionally requires…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-12 Otavio Braga , Olivier Siohan

Voice Activity Detection (VAD) is an important pre-processing step in a wide variety of speech processing systems. VAD should in a practical application be able to detect speech in both noisy and noise-free environments, while not…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-06 Claus Meyer Larsen , Peter Koch , Zheng-Hua Tan

When we use End-to-end automatic speech recognition (E2E-ASR) system for real-world applications, a voice activity detection (VAD) system is usually needed to improve the performance and to reduce the computational cost by discarding…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-03 Meng Li , Xia Yan , Feng Lin

Robust voice activity detection (VAD) is a challenging task in low signal-to-noise (SNR) environments. Recent studies show that speech enhancement is helpful to VAD, but the performance improvement is limited. To address this issue, here we…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-14 Xu Tan , Xiao-Lei Zhang
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