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Related papers: Speaker Adaptation for End-to-End CTC Models

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End-to-end (E2E) spoken language understanding (SLU) systems that generate a semantic parse from speech have become more promising recently. This approach uses a single model that utilizes audio and text representations from pre-trained…

Computation and Language · Computer Science 2023-07-25 Suyoun Kim , Akshat Shrivastava , Duc Le , Ju Lin , Ozlem Kalinli , Michael L. Seltzer

This paper presents the TEA-ASLP's system submitted to the MLC-SLM 2025 Challenge, addressing multilingual conversational automatic speech recognition (ASR) in Task I and speech diarization ASR in Task II. For Task I, we enhance Ideal-LLM…

Sound · Computer Science 2025-07-25 Hongfei Xue , Kaixun Huang , Zhikai Zhou , Shen Huang , Shidong Shang

Foreign accent conversion (FAC) in speech processing remains a challenging task. Building on the remarkable success of large language models (LLMs) in Text-to-Speech (TTS) tasks, this study investigates the adaptation of LLM-based…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-09 Zhuangfei Cheng , Guangyan Zhang , Zehai Tu , Yangyang Song , Shuiyang Mao , Xiaoqi Jiao , Jingyu Li , Yiwen Guo , Jiasong Wu

Spoken Language Understanding (SLU) is a critical speech recognition application and is often deployed on edge devices. Consequently, on-device processing plays a significant role in the practical implementation of SLU. This paper focuses…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-05 Yosuke Kashiwagi , Siddhant Arora , Hayato Futami , Jessica Huynh , Shih-Lun Wu , Yifan Peng , Brian Yan , Emiru Tsunoo , Shinji Watanabe

The conventional modus operandi for adapting pre-trained vision-language models (VLMs) during test-time involves tuning learnable prompts, ie, test-time prompt tuning. This paper introduces Test-Time Low-rank adaptation (TTL) as an…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Raza Imam , Hanan Gani , Muhammad Huzaifa , Karthik Nandakumar

Explicit duration modeling is a key to achieving robust and efficient alignment in text-to-speech synthesis (TTS). We propose a new TTS framework using explicit duration modeling that incorporates duration as a discrete latent variable to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-21 Yusuke Yasuda , Xin Wang , Junichi Yamagishi

Speaker diarization has been mainly developed based on the clustering of speaker embeddings. However, the clustering-based approach has two major problems; i.e., (i) it is not optimized to minimize diarization errors directly, and (ii) it…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-16 Yusuke Fujita , Naoyuki Kanda , Shota Horiguchi , Yawen Xue , Kenji Nagamatsu , Shinji Watanabe

In this work, we investigate two popular end-to-end automatic speech recognition (ASR) models, namely Connectionist Temporal Classification (CTC) and RNN-Transducer (RNN-T), for offline recognition of voice search queries, with up to 2B…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-25 Weiran Wang , Rohit Prabhavalkar , Dongseong Hwang , Qiujia Li , Khe Chai Sim , Bo Li , James Qin , Xingyu Cai , Adam Stooke , Zhong Meng , CJ Zheng , Yanzhang He , Tara Sainath , Pedro Moreno Mengibar

End-to-end automatic speech recognition suffers from adaptation to unknown target domain speech despite being trained with a large amount of paired audio--text data. Recent studies estimate a linguistic bias of the model as the internal…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-16 Emiru Tsunoo , Yosuke Kashiwagi , Chaitanya Narisetty , Shinji Watanabe

While the community keeps promoting end-to-end models over conventional hybrid models, which usually are long short-term memory (LSTM) models trained with a cross entropy criterion followed by a sequence discriminative training criterion,…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-18 Jinyu Li , Rui Zhao , Eric Sun , Jeremy H. M. Wong , Amit Das , Zhong Meng , Yifan Gong

We introduce KALL-E, a novel autoregressive (AR) language model for text-to-speech (TTS) synthesis that operates by predicting the next distribution of continuous speech frames. Unlike existing methods, KALL-E directly models the continuous…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-18 Kangxiang Xia , Xinfa Zhu , Jixun Yao , Wenjie Tian , Wenhao Li , Lei Xie

End-to-end (E2E) spoken language understanding (SLU) is constrained by the cost of collecting speech-semantics pairs, especially when label domains change. Hence, we explore \textit{zero-shot} E2E SLU, which learns E2E SLU without…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-06 Jianfeng He , Julian Salazar , Kaisheng Yao , Haoqi Li , Jinglun Cai

In this paper, we propose a novel end-to-end neural-network-based speaker diarization method. Unlike most existing methods, our proposed method does not have separate modules for extraction and clustering of speaker representations.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-16 Yusuke Fujita , Naoyuki Kanda , Shota Horiguchi , Kenji Nagamatsu , Shinji Watanabe

Highly performing deep neural networks come at the cost of computational complexity that limits their practicality for deployment on portable devices. We propose the low-rank transformer (LRT), a memory-efficient and fast neural…

Computation and Language · Computer Science 2020-02-17 Genta Indra Winata , Samuel Cahyawijaya , Zhaojiang Lin , Zihan Liu , Pascale Fung

The requirements for many applications of state-of-the-art speech recognition systems include not only low word error rate (WER) but also low latency. Specifically, for many use-cases, the system must be able to decode utterances in a…

While LLM-based TTS models exhibit zero-shot emotion and speaker cloning, their cloning fidelity and pronunciation clarity degrade on unseen domains. Fine-tuning is essential for adaptation, yet uniform approaches overlook specific…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-09 Tianrui Wang , Meng Ge , Cheng Gong , Chunyu Qiang , Haoyu Wang , Zikang Huang , Yu Jiang , Ye Ni , Yuheng Lu , Xiaobao Wang , Engsiong Chng , Xie Chen , Longbiao Wang , Jianwu Dang

We analyze the impact of speaker adaptation in end-to-end automatic speech recognition models based on transformers and wav2vec 2.0 under different noise conditions. By including speaker embeddings obtained from x-vector and ECAPA-TDNN…

Automatic speech recognition systems have been largely improved in the past few decades and current systems are mainly hybrid-based and end-to-end-based. The recently proposed CTC-CRF framework inherits the data-efficiency of the hybrid…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-09 Huahuan Zheng , Wenjie Peng , Zhijian Ou , Jinsong Zhang

Speech-to-text translation pertains to the task of converting speech signals in a language to text in another language. It finds its application in various domains, such as hands-free communication, dictation, video lecture transcription,…

Computation and Language · Computer Science 2024-06-11 Nivedita Sethiya , Chandresh Kumar Maurya

Speech recognition in mixed language has difficulties to adapt end-to-end framework due to the lack of data and overlapping phone sets, for example in words such as "one" in English and "w\`an" in Chinese. We propose a CTC-based end-to-end…

Computation and Language · Computer Science 2018-10-31 Genta Indra Winata , Andrea Madotto , Chien-Sheng Wu , Pascale Fung