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Spoken language models (SLMs) typically discretize speech into high-frame-rate tokens extracted from SSL speech models. As the most successful LMs are based on the Transformer architecture, processing these long token streams with…

Computation and Language · Computer Science 2026-02-05 Nicholas Lee , Cheol Jun Cho , Alan W Black , Gopala K. Anumanchipalli

With 4.5 million hours of English speech from 10 different sources across 120 countries and models of up to 10 billion parameters, we explore the frontiers of scale for automatic speech recognition. We propose data selection techniques to…

Computation and Language · Computer Science 2021-11-30 Alex Xiao , Weiyi Zheng , Gil Keren , Duc Le , Frank Zhang , Christian Fuegen , Ozlem Kalinli , Yatharth Saraf , Abdelrahman Mohamed

A recent line of research on automated speaking assessment (ASA) has benefited from self-supervised learning (SSL) representations, which capture rich acoustic and linguistic patterns in non-native speech without underlying assumptions of…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-23 Tien-Hong Lo , Szu-Yu Chen , Yao-Ting Sung , Berlin Chen

In Self-Supervised Learning (SSL), pre-training and evaluation are resource intensive. In the speech domain, current indicators of the quality of SSL models during pre-training, such as the loss, do not correlate well with downstream…

Sound · Computer Science 2025-06-03 Ryan Whetten , Lucas Maison , Titouan Parcollet , Marco Dinarelli , Yannick Estève

Self-supervised learning (SSL) has allowed substantial progress in Automatic Speech Recognition (ASR) performance in low-resource settings. In this context, it has been demonstrated that larger self-supervised feature extractors are crucial…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-14 Salah Zaiem , Robin Algayres , Titouan Parcollet , Slim Essid , Mirco Ravanelli

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)…

Computation and Language · Computer Science 2020-08-11 Prakhar Swarup , Debmalya Chakrabarty , Ashtosh Sapru , Hitesh Tulsiani , Harish Arsikere , Sri Garimella

Self-supervised learning (SSL) models usually require weeks of pre-training with dozens of high-end GPUs. These models typically have a multi-headed self-attention (MHSA) context encoder. However, MHSA takes quadratic time and space in the…

Computation and Language · Computer Science 2024-07-19 Shucong Zhang , Titouan Parcollet , Rogier van Dalen , Sourav Bhattacharya

Self-supervised learning (SSL) foundation models have emerged as powerful, domain-agnostic, general-purpose feature extractors applicable to a wide range of tasks. Such models pre-trained on human speech have demonstrated high…

Machine Learning · Computer Science 2025-01-22 Eklavya Sarkar , Mathew Magimai. -Doss

Self-supervised learned (SSL) models such as Wav2vec and HuBERT yield state-of-the-art results on speech-related tasks. Given the effectiveness of such models, it is advantageous to use them in conventional ASR systems. While some…

Computation and Language · Computer Science 2024-04-22 Darshan Prabhu , Sai Ganesh Mirishkar , Pankaj Wasnik

Recent advancement in deep learning encouraged developing large automatic speech recognition (ASR) models that achieve promising results while ignoring computational and memory constraints. However, deploying such models on low resource…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Abdul Hannan , Alessio Brutti , Shah Nawaz , Mubashir Noman

Self-training (ST) and self-supervised learning (SSL) methods have demonstrated strong improvements in automatic speech recognition (ASR). In spite of these advances, to the best of our knowledge, there is no analysis of how the composition…

Machine Learning · Computer Science 2023-03-03 Dan Berrebbi , Ronan Collobert , Navdeep Jaitly , Tatiana Likhomanenko

Self-supervised learning (SSL) achieves great success in speech recognition, while limited exploration has been attempted for other speech processing tasks. As speech signal contains multi-faceted information including speaker identity,…

Recent Audio Large Language Models (AudioLLMs) exhibit a striking performance inversion: while excelling at complex reasoning tasks, they consistently underperform on fine-grained acoustic perception. We attribute this gap to a fundamental…

Computation and Language · Computer Science 2026-04-15 Linhao Zhang , Yuhan Song , Aiwei Liu , Chuhan Wu , Sijun Zhang , Wei Jia , Yuan Liu , Houfeng Wang , Xiao Zhou

Recent studies find existing self-supervised speech encoders contain primarily acoustic rather than semantic information. As a result, pipelined supervised automatic speech recognition (ASR) to large language model (LLM) systems achieve…

We investigate the performance of self-supervised pretraining frameworks on pathological speech datasets used for automatic speech recognition (ASR). Modern end-to-end models require thousands of hours of data to train well, but only a…

Sound · Computer Science 2022-06-30 Lester Phillip Violeta , Wen-Chin Huang , Tomoki Toda

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

Deep learning models trained in a supervised setting have revolutionized audio and speech processing. However, their performance inherently depends on the quantity of human-annotated data, making them costly to scale and prone to poor…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-12 Theo Lepage , Reda Dehak

Self-Supervised Learning (SSL) using huge unlabeled data has been successfully explored for image and natural language processing. Recent works also investigated SSL from speech. They were notably successful to improve performance on…

Collecting sufficient labeled data for spoken language understanding (SLU) is expensive and time-consuming. Recent studies achieved promising results by using pre-trained models in low-resource scenarios. Inspired by this, we aim to ask:…

Computation and Language · Computer Science 2022-11-17 Yifan Peng , Siddhant Arora , Yosuke Higuchi , Yushi Ueda , Sujay Kumar , Karthik Ganesan , Siddharth Dalmia , Xuankai Chang , Shinji Watanabe

Adapting pre-trained text Large Language Models (LLMs) into Speech Language Models (Speech LMs) via continual pretraining on speech data is promising, but often degrades the original text capabilities. We propose Multimodal Depth Upscaling,…

Computation and Language · Computer Science 2026-04-02 Kazuki Yano , Jun Suzuki , Shinji Watanabe