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Training speaker-discriminative and robust speaker verification systems without explicit speaker labels remains a persisting challenge. In this paper, we propose a new self-supervised speaker verification approach, Self-Distillation…

音频与语音处理 · 电气工程与系统科学 2024-12-28 Yafeng Chen , Siqi Zheng , Hui Wang , Luyao Cheng , Qian Chen , Shiliang Zhang , Wen Wang

Self-supervised learned models have been found to be very effective for certain speech tasks such as automatic speech recognition, speaker identification, keyword spotting and others. While the features are undeniably useful in speech…

音频与语音处理 · 电气工程与系统科学 2024-03-05 Ravi Shankar , Ke Tan , Buye Xu , Anurag Kumar

Detecting temporal semantic changes of words is an important task for various NLP applications that must make time-sensitive predictions. Lexical Semantic Change Detection (SCD) task involves predicting whether a given target word, $w$,…

计算与语言 · 计算机科学 2024-06-04 Taichi Aida , Danushka Bollegala

We propose a separation guided speaker diarization (SGSD) approach by fully utilizing a complementarity of speech separation and speaker clustering. Since the conventional clustering-based speaker diarization (CSD) approach cannot well…

音频与语音处理 · 电气工程与系统科学 2021-07-07 Shu-Tong Niu , Jun Du , Lei Sun , Chin-Hui Lee

Self-supervised learning (SSL) has transformed speech processing, with benchmarks such as SUPERB establishing fair comparisons across diverse downstream tasks. Despite it's security-critical importance, Audio deepfake detection has remained…

音频与语音处理 · 电气工程与系统科学 2026-04-10 Hashim Ali , Nithin Sai Adupa , Surya Subramani , Hafiz Malik

Speech deepfake detection (SDD) is essential for maintaining trust in voice-driven technologies and digital media. Although recent SDD systems increasingly rely on self-supervised learning (SSL) representations that capture rich contextual…

音频与语音处理 · 电气工程与系统科学 2026-03-05 Cemal Hanilçi , Md Sahidullah , Tomi Kinnunen

We present SVCnet, a system for modelling speaker variability. Encoder Neural Networks specialized for each speech sound produce low dimensionality models of acoustical variation, and these models are further combined into an overall model…

声音 · 计算机科学 2022-11-17 Michael Witbrock , Patrick Haffner

In this paper, we propose Self-Contrastive Decorrelation (SCD), a self-supervised approach. Given an input sentence, it optimizes a joint self-contrastive and decorrelation objective. Learning a representation is facilitated by leveraging…

计算与语言 · 计算机科学 2022-03-16 Tassilo Klein , Moin Nabi

To understand why self-supervised learning (SSL) models have empirically achieved strong performances on several speech-processing downstream tasks, numerous studies have focused on analyzing the encoded information of the SSL layer…

音频与语音处理 · 电气工程与系统科学 2024-06-07 Jialu Li , Mark Hasegawa-Johnson , Nancy L. McElwain

Self-supervised speech models such as wav2vec2.0 and WavLM have been shown to significantly improve the performance of many downstream speech tasks, especially in low-resource settings, over the past few years. Despite this, evaluations on…

音频与语音处理 · 电气工程与系统科学 2025-12-18 Séverin Baroudi , Hervé Bredin , Joseph Razik , Ricard Marxer

Selecting application scenarios matching data is important for the automatic speech recognition (ASR) training, but it is difficult to measure the matching degree of the training corpus. This study proposes a unsupervised target-aware data…

计算与语言 · 计算机科学 2023-02-28 Changfeng Gao , Gaofeng Cheng , Pengyuan Zhang , Yonghong Yan

Semi-supervised learning (SSL) is an active area of research which aims to utilize unlabelled data in order to improve the accuracy of speech recognition systems. The current study proposes a methodology for integration of two key ideas: 1)…

计算与语言 · 计算机科学 2020-08-11 Prakhar Swarup , Debmalya Chakrabarty , Ashtosh Sapru , Hitesh Tulsiani , Harish Arsikere , Sri Garimella

Self-supervised learning (SSL) has demonstrated its effectiveness in learning representations through comparison methods that align with human intuition. However, mainstream SSL methods heavily rely on high body datasets with single label,…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Jiale Chen

Recent advances in self-supervised learning (SSL) have largely closed the gap with supervised ImageNet pretraining. Despite their success these methods have been primarily applied to unlabeled ImageNet images, and show marginal gains when…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Ramprasaath R. Selvaraju , Karan Desai , Justin Johnson , Nikhil Naik

Current leading mispronunciation detection and diagnosis (MDD) systems achieve promising performance via end-to-end phoneme recognition. One challenge of such end-to-end solutions is the scarcity of human-annotated phonemes on natural L2…

音频与语音处理 · 电气工程与系统科学 2022-07-13 Mu Yang , Kevin Hirschi , Stephen D. Looney , Okim Kang , John H. L. Hansen

Scene change detection (SCD), a crucial perception task, identifies changes by comparing scenes captured at different times. SCD is challenging due to noisy changes in illumination, seasonal variations, and perspective differences across a…

计算机视觉与模式识别 · 计算机科学 2022-08-12 Vijaya Raghavan T. Ramkumar , Elahe Arani , Bahram Zonooz

Improving generalization is a major challenge in audio classification due to labeled data scarcity. Self-supervised learning (SSL) methods tackle this by leveraging unlabeled data to learn useful features for downstream classification…

音频与语音处理 · 电气工程与系统科学 2021-12-22 Melikasadat Emami , Dung Tran , Kazuhito Koishida

Semi-supervised learning (SSL) provides a powerful framework for leveraging unlabeled data when labels are limited or expensive to obtain. SSL algorithms based on deep neural networks have recently proven successful on standard benchmark…

机器学习 · 计算机科学 2019-05-28 Jiaxing Wang , Yin Zheng , Xiaoshuang Chen , Junzhou Huang , Jian Cheng

Self-supervised learning (SSL)-based speech models are extensively used for full-stack speech processing. However, it has been observed that improving SSL-based speech representations using unlabeled speech for content-related tasks is…

计算与语言 · 计算机科学 2024-06-14 Amit Meghanani , Thomas Hain

Recently, self-supervised learning (SSL) has demonstrated strong performance in speaker recognition, even if the pre-training objective is designed for speech recognition. In this paper, we study which factor leads to the success of…

计算与语言 · 计算机科学 2022-06-28 Sanyuan Chen , Yu Wu , Chengyi Wang , Shujie Liu , Zhuo Chen , Peidong Wang , Gang Liu , Jinyu Li , Jian Wu , Xiangzhan Yu , Furu Wei