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Related papers: Towards Robust Overlapping Speech Detection: A Spe…

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Several advances have been made recently towards handling overlapping speech for speaker diarization. Since speech and natural language tasks often benefit from ensemble techniques, we propose an algorithm for combining outputs from such…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-05 Desh Raj , Leibny Paola Garcia-Perera , Zili Huang , Shinji Watanabe , Daniel Povey , Andreas Stolcke , Sanjeev Khudanpur

Speech Emotion Recognition (SER) often operates on speech segments detected by a Voice Activity Detection (VAD) model. However, VAD models may output flawed speech segments, especially in noisy environments, resulting in degraded…

Sound · Computer Science 2024-10-18 Natsuo Yamashita , Masaaki Yamamoto , Yohei Kawaguchi

Advances in automatic speaker verification (ASV) promote research into the formulation of spoofing detection systems for real-world applications. The performance of ASV systems can be degraded severely by multiple types of spoofing attacks,…

Sound · Computer Science 2024-08-27 Zhenyu Wang , John H. L. Hansen

Audio deepfake detection has become increasingly challenging due to rapid advances in speech synthesis and voice conversion technologies, particularly under channel distortions, replay attacks, and real-world recording conditions. This…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-13 K. A. Shahriar

Out-of-distribution (OOD) detection is committed to delineating the classification boundaries between in-distribution (ID) and OOD images. Recent advances in vision-language models (VLMs) have demonstrated remarkable OOD detection…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Zhixia He , Chen Zhao , Minglai Shao , Xintao Wu , Xujiang Zhao , Dong Li , Qin Tian , Linlin Yu

Neural speech separation has made remarkable progress and its integration with automatic speech recognition (ASR) is an important direction towards realizing multi-speaker ASR. This work provides an insightful investigation of speech…

It was shown that pre-trained models with self-supervised learning (SSL) techniques are effective in various downstream speech tasks. However, most such models are trained on single-speaker speech data, limiting their effectiveness in…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-04 Jingru Lin , Meng Ge , Junyi Ao , Liqun Deng , Haizhou Li

In speaker diarization, traditional clustering-based methods remain widely used in real-world applications. However, these methods struggle with the complex distribution of speaker embeddings and overlapping speech segments. To address…

Sound · Computer Science 2025-06-04 Zhaoyang Li , Jie Wang , XiaoXiao Li , Wangjie Li , Longjie Luo , Lin Li , Qingyang Hong

Research in the past several years has boosted the performance of automatic speaker verification systems and countermeasure systems to deliver low Equal Error Rates (EERs) on each system. However, research on joint optimization of both…

Sound · Computer Science 2022-03-28 Zhongwei Teng , Quchen Fu , Jules White , Maria E. Powell , Douglas C. Schmidt

Open-set semi-supervised learning (OSSL) leverages unlabeled data containing both in-distribution (ID) and unknown out-of-distribution (OOD) samples, aiming simultaneously to improve closed-set accuracy and detect novel OOD instances.…

Machine Learning · Computer Science 2026-01-19 You Rim Choi , Subeom Park , Seojun Heo , Eunchung Noh , Hyung-Sin Kim

Contrastive self-supervised learning (CSL) for speaker verification (SV) has drawn increasing interest recently due to its ability to exploit unlabeled data. Performing data augmentation on raw waveforms, such as adding noise or…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-12 Chong-Xin Gan , Man-Wai Mak , Weiwei Lin , Jen-Tzung Chien

This study investigates whether speech-based depression detection models learn depression-related acoustic biomarkers or instead rely on speaker identity cues. Using the DAIC-WOZ dataset, we propose a data-splitting strategy that controls…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-17 Hsiang-Chen Yeh , Luqi Sun , Aurosweta Mahapatra , Shreeram Suresh Chandra , Emily Mower Provost , Berrak Sisman

In recent years, self-supervised learning (SSL) models have made significant progress in audio deepfake detection (ADD) tasks. However, existing SSL models mainly rely on large-scale real speech for pre-training and lack the learning of…

Sound · Computer Science 2025-09-05 Yunqi Hao , Yihao Chen , Minqiang Xu , Jianbo Zhan , Liang He , Lei Fang , Sian Fang , Lin Liu

Detecting Out-of-Domain (OOD) or unknown intents from user queries is essential in a task-oriented dialog system. A key challenge of OOD detection is to learn discriminative semantic features. Traditional cross-entropy loss only focuses on…

Computation and Language · Computer Science 2021-06-01 Zhiyuan Zeng , Keqing He , Yuanmeng Yan , Zijun Liu , Yanan Wu , Hong Xu , Huixing Jiang , Weiran Xu

Out-of-distribution (OOD) detection has seen significant advancements with zero-shot approaches by leveraging the powerful Vision-Language Models (VLMs) such as CLIP. However, prior research works have predominantly focused on enhancing…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Pei-Kang Lee , Jun-Cheng Chen , Ja-Ling Wu

With the growing adoption of wearable devices such as smart glasses for AI assistants, wearer speech recognition (WSR) is becoming increasingly critical to next-generation human-computer interfaces. However, in real environments,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-19 Yufeng Yang , Yiteng Huang , Yong Xu , Li Wan , Suwon Shon , Yang Liu , Yifeng Fan , Zhaojun Yang , Olivier Siohan , Yue Liu , Ming Sun , Florian Metze

Spoofing-robust speaker verification (SASV) combines the tasks of speaker and spoof detection to authenticate speakers under adversarial settings. Many SASV systems rely on fusion of speaker and spoof cues at embedding, score or decision…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-31 Oğuzhan Kurnaz , Jagabandhu Mishra , Tomi H. Kinnunen , Cemal Hanilçi

Automatic speech recognition (ASR) has shown rapid advances in recent years but still degrades significantly in far-field and noisy environments. The recent development of self-supervised learning (SSL) technology can improve the ASR…

Sound · Computer Science 2022-05-05 Changfeng Gao , Gaofeng Cheng , Pengyuan Zhang

Open-vocabulary segmentation (OVS) extends the zero-shot recognition capabilities of vision-language models (VLMs) to pixel-level prediction, enabling segmentation of arbitrary categories specified by text prompts. Despite recent progress,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Tilemachos Aravanis , Vladan Stojnić , Bill Psomas , Nikos Komodakis , Giorgos Tolias

In active speaker detection (ASD), we would like to detect whether an on-screen person is speaking based on audio-visual cues. Previous studies have primarily focused on modeling audio-visual synchronization cue, which depends on the video…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-13 Yidi Jiang , Ruijie Tao , Zexu Pan , Haizhou Li