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This paper introduces Meta-PerSER, a novel meta-learning framework that personalizes Speech Emotion Recognition (SER) by adapting to each listener's unique way of interpreting emotion. Conventional SER systems rely on aggregated…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-23 Liang-Yeh Shen , Shi-Xin Fang , Yi-Cheng Lin , Huang-Cheng Chou , Hung-yi Lee

Recent works showed that end-to-end neural approaches tend to become very popular for spoken language understanding (SLU). Through the term end-to-end, one considers the use of a single model optimized to extract semantic information…

Computation and Language · Computer Science 2022-04-05 Salima Mdhaffar , Jarod Duret , Titouan Parcollet , Yannick Estève

Supervised training of speech recognition models requires access to transcribed audio data, which often is not possible due to confidentiality issues. Our approach to this problem is to generate synthetic audio from a text-only corpus using…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-01 Yanis Perrin , Gilles Boulianne

A significant challenge in sound event detection (SED) is the effective utilization of unlabeled data, given the limited availability of labeled data due to high annotation costs. Semi-supervised algorithms rely on labeled data to learn…

Sound · Computer Science 2024-09-27 Pengfei Cai , Yan Song , Nan Jiang , Qing Gu , Ian McLoughlin

Automatic speech recognition (ASR) with federated learning (FL) makes it possible to leverage data from multiple clients without compromising privacy. The quality of FL-based ASR could be measured by recognition performance, communication…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-22 Han Zhu , Jindong Wang , Gaofeng Cheng , Pengyuan Zhang , Yonghong Yan

Statistical methods protecting sensitive information or the identity of the data owner have become critical to ensure privacy of individuals as well as of organizations. This paper investigates anonymization methods based on representation…

Machine Learning · Statistics 2018-02-27 Clément Feutry , Pablo Piantanida , Yoshua Bengio , Pierre Duhamel

Speech impairments resulting from congenital disorders, such as cerebral palsy, down syndrome, or apert syndrome, as well as acquired brain injuries due to stroke, traumatic accidents, or tumors, present major challenges to automatic speech…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-17 Niclas Pokel , Pehuén Moure , Roman Boehringer , Shih-Chii Liu , Yingqiang Gao

Speech contains rich information on the emotions of humans, and Speech Emotion Recognition (SER) has been an important topic in the area of human-computer interaction. The robustness of SER models is crucial, particularly in…

Sound · Computer Science 2024-02-05 Yi Chang , Zhao Ren , Zixing Zhang , Xin Jing , Kun Qian , Xi Shao , Bin Hu , Tanja Schultz , Björn W. Schuller

Recent advances in machine learning techniques are enabling Automated Speech Recognition (ASR) more accurate and practical. The evidence of this can be seen in the rising number of smart devices with voice processing capabilities. More and…

Cryptography and Security · Computer Science 2022-03-15 Yogachandran Rahulamathavan

Voice anonymization techniques have been found to successfully obscure a speaker's acoustic identity in short, isolated utterances in benchmarks such as the VoicePrivacy Challenge. In practice, however, utterances seldom occur in isolation:…

Sound · Computer Science 2026-02-05 Cristina Aggazzotti , Ashi Garg , Zexin Cai , Nicholas Andrews

Speaker diarization (SD) is typically used with an automatic speech recognition (ASR) system to ascribe speaker labels to recognized words. The conventional approach reconciles outputs from independently optimized ASR and SD systems, where…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-20 Rohit Paturi , Sundararajan Srinivasan , Xiang Li

Federated learning enables collaborative training of machine learning models under strict privacy restrictions and federated text-to-speech aims to synthesize natural speech of multiple users with a few audio training samples stored in…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-23 Ziyue Jiang , Yi Ren , Ming Lei , Zhou Zhao

The past decade has witnessed great progress in Automatic Speech Recognition (ASR) due to advances in deep learning. The improvements in performance can be attributed to both improved models and large-scale training data. Key to training…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-02-26 Xiaodong Cui , Wei Zhang , Ulrich Finkler , George Saon , Michael Picheny , David Kung

Semi-supervised learning in automatic speech recognition (ASR) typically relies on pseudo-labeling, which often suffers from confirmation bias and error accumulation due to noisy supervision. To address this limitation, we propose ReHear, a…

Computation and Language · Computer Science 2026-02-24 Zefang Liu , Chenyang Zhu , Sangwoo Cho , Shi-Xiong Zhang

Speaker recognition, recognizing speaker identities based on voice alone, enables important downstream applications, such as personalization and authentication. Learning speaker representations, in the context of supervised learning,…

Machine Learning · Computer Science 2022-07-13 Metehan Cekic , Ruirui Li , Zeya Chen , Yuguang Yang , Andreas Stolcke , Upamanyu Madhow

Recently, pioneer work finds that speech pre-trained models can solve full-stack speech processing tasks, because the model utilizes bottom layers to learn speaker-related information and top layers to encode content-related information.…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-17 Chengyi Wang , Yu Wu , Sanyuan Chen , Shujie Liu , Jinyu Li , Yao Qian , Zhenglu Yang

Privacy preservation has long been a concern in smart acoustic monitoring systems, where speech can be passively recorded along with a target signal in the system's operating environment. In this study, we propose the integration of two…

Sound · Computer Science 2025-05-05 Diep Luong , Minh Tran , Shayan Gharib , Konstantinos Drossos , Tuomas Virtanen

Automatic speech recognition (ASR) models are prevalent, particularly in applications for voice navigation and voice control of domestic appliances. The computational core of ASRs are deep neural networks (DNNs) that have been shown to be…

Sound · Computer Science 2022-04-13 Xiaoliang Wu , Ajitha Rajan

Language modeling (LM) for automatic speech recognition (ASR) does not usually incorporate utterance level contextual information. For some domains like voice assistants, however, additional context, such as the time at which an utterance…

Computation and Language · Computer Science 2021-06-04 Richard Diehl Martinez , Scott Novotney , Ivan Bulyko , Ariya Rastrow , Andreas Stolcke , Ankur Gandhe

Audio-visual automatic speech recognition is a promising approach to robust ASR under noisy conditions. However, up until recently it had been traditionally studied in isolation assuming the video of a single speaking face matches the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-13 Otavio Braga , Olivier Siohan