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Current speaker diarization systems rely on an external voice activity detection model prior to speaker embedding extraction on the detected speech segments. In this paper, we establish that the attention system of a speaker embedding…

Audio and Speech Processing · Electrical Eng. & Systems 2024-05-16 Jenthe Thienpondt , Kris Demuynck

Unsupervised speech models are becoming ubiquitous in the speech and machine learning communities. Upstream models are responsible for learning meaningful representations from raw audio. Later, these representations serve as input to…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-10 Heitor Guimarães , Arthur Pimentel , Anderson Avila , Mehdi Rezagholizadeh , Tiago H. Falk

Using neural network based acoustic frontends for improving robustness of streaming automatic speech recognition (ASR) systems is challenging because of the causality constraints and the resulting distortion that the frontend processing…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-27 Arun Narayanan , James Walker , Sankaran Panchapagesan , Nathan Howard , Yuma Koizumi

Meeting transcription is a field of high relevance and remarkable progress in recent years. Still, challenges remain that limit its performance. In this work, we extend a previously proposed framework for analyzing leakage in speech…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-15 Peter Vieting , Simon Berger , Thilo von Neumann , Christoph Boeddeker , Ralf Schlüter , Reinhold Haeb-Umbach

Enabled by multi-head self-attention, Transformer has exhibited remarkable results in speech emotion recognition (SER). Compared to the original full attention mechanism, window-based attention is more effective in learning fine-grained…

Sound · Computer Science 2023-02-28 Weidong Chen , Xiaofen Xing , Xiangmin Xu , Jianxin Pang , Lan Du

We train an identity verification architecture and evaluate modifications to the part of the model that combines audio and visual representations, including in scenarios where one input is missing in either of two examples to be compared.…

Machine Learning · Computer Science 2023-11-10 Daniel Claborne , Eric Slyman , Karl Pazdernik

Auditory attention decoding (AAD) is a technique used to identify and amplify the talker that a listener is focused on in a noisy environment. This is done by comparing the listener's brainwaves to a representation of all the sound sources…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-14 Cong Han , Vishal Choudhari , Yinghao Aaron Li , Nima Mesgarani

Automatic Speech Recognition (ASR) plays a crucial role in human-machine interaction and serves as an interface for a wide range of applications. Traditionally, ASR performance has been evaluated using Word Error Rate (WER), a metric that…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-23 Sujith Pulikodan , Sahapthan K , Prasanta Kumar Ghosh , Visruth Sanka , Nihar Desai

Voice activity detection (VAD) is essential in speech-based systems, but traditional methods detect only speech presence without identifying speakers. Target-speaker VAD (TS-VAD) extends this by detecting the speech of a known speaker using…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-16 Wen-Yung Wu , Pei-Chin Hsieh , Tai-Shih Chi

This paper describes a system that generates speaker-annotated transcripts of meetings by using a microphone array and a 360-degree camera. The hallmark of the system is its ability to handle overlapped speech, which has been an unsolved…

Creating Automatic Speech Recognition (ASR) systems that are robust and resilient to classroom conditions is paramount to the development of AI tools to aid teachers and students. In this work, we study the efficacy of continued pretraining…

Computation and Language · Computer Science 2025-03-13 Ahmed Adel Attia , Dorottya Demszky , Tolulope Ogunremi , Jing Liu , Carol Espy-Wilson

Virtual reality (VR) environments are frequently used in auditory and cognitive research to imitate real-life scenarios, presumably enhancing state-of-the-art approaches with traditional computer screens. However, the effects of different…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-29 Cosima A. Ermert , Manuj Yadav , Jonathan Ehret , Chinthusa Mohanathasan , Andrea Bönsch , Torsten W. Kuhlen , Sabine J. Schlittmeier , Janina Fels

The current speech anti-spoofing countermeasures (CMs) show excellent performance on specific datasets. However, removing the silence of test speech through Voice Activity Detection (VAD) can severely degrade performance. In this paper, the…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-22 Yuxiang Zhang , Zhuo Li , Jingze Lu , Hua Hua , Wenchao Wang , Pengyuan Zhang

Speaker verification (SV) has recently attracted considerable research interest due to the growing popularity of virtual assistants. At the same time, there is an increasing requirement for an SV system: it should be robust to short speech…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-07 Youngmoon Jung , Yeunju Choi , Hyungjun Lim , Hoirin Kim

Intro: Vocal cord ultrasound (VCUS) has emerged as a less invasive and better tolerated examination technique, but its accuracy is operator dependent. This research aims to apply a machine learning-assisted algorithm to automatically…

Machine Learning · Computer Science 2025-12-30 Will Sebelik-Lassiter , Evan Schubert , Muhammad Alliyu , Quentin Robbins , Excel Olatunji , Mustafa Barry

Recently reported state-of-the-art results in visual speech recognition (VSR) often rely on increasingly large amounts of video data, while the publicly available transcribed video datasets are limited in size. In this paper, for the first…

Audio-Visual Speech Recognition (AVSR) has achieved remarkable progress in offline conditions, yet its robustness in real-world video conferencing (VC) remains largely unexplored. This paper presents the first systematic evaluation of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Yihuan Huang , Jun Xue , Liu Jiajun , Daixian Li , Tong Zhang , Zhuolin Yi , Yanzhen Ren , Kai Li

Recent deep learning approaches have achieved impressive performance on speech enhancement and separation tasks. However, these approaches have not been investigated for separating mixtures of arbitrary sounds of different types, a task we…

While end-to-end models have shown great success on the Automatic Speech Recognition task, performance degrades severely when target sentences are long-form. The previous proposed methods, (partial) overlapping inference are shown to be…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-23 Jinhan Wang , Xiaosu Tong , Jinxi Guo , Di He , Roland Maas

In recent years, many innovative solutions for recording and viewing sounds from a stethoscope have become available. However, to fully utilize such devices, there is a need for an automated approach for detecting abnormal lung sounds,…