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Related papers: CASA-ASR: Context-Aware Speaker-Attributed ASR

200 papers

Automatic speech recognition (ASR) for conversational speech remains challenging due to the limited availability of large-scale, well-annotated multi-speaker dialogue data and the complex temporal dynamics of natural interactions.…

Sound · Computer Science 2026-02-05 Máté Gedeon , Péter Mihajlik

Transformer-based end-to-end (E2E) automatic speech recognition (ASR) systems have recently gained wide popularity, and are shown to outperform E2E models based on recurrent structures on a number of ASR tasks. However, like other E2E…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-30 Mohan Li , Catalin Zorila , Rama Doddipatla

Leveraging context information is an intuitive idea to improve performance on conversational automatic speech recognition(ASR). Previous works usually adopt recognized hypotheses of historical utterances as preceding context, which may bias…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-05 Kun Wei , Yike Zhang , Sining Sun , Lei Xie , Long Ma

Transformer-based models have demonstrated their effectiveness in automatic speech recognition (ASR) tasks and even shown superior performance over the conventional hybrid framework. The main idea of Transformers is to capture the…

Sound · Computer Science 2022-07-05 Kun Wei , Pengcheng Guo , Ning Jiang

Recently, to mitigate the confusion between different languages in code-switching (CS) automatic speech recognition (ASR), the conditionally factorized models, such as the language-aware encoder (LAE), explicitly disregard the contextual…

Sound · Computer Science 2023-10-10 Guodong Ma , Wenxuan Wang , Yuke Li , Yuting Yang , Binbin Du , Haoran Fu

End-to-end (E2E) automatic speech recognition (ASR) methods exhibit remarkable performance. However, since the performance of such methods is intrinsically linked to the context present in the training data, E2E-ASR methods do not perform…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-22 Yui Sudo , Muhammad Shakeel , Yosuke Fukumoto , Yifan Peng , Shinji Watanabe

Improving the representation of contextual information is key to unlocking the potential of end-to-end (E2E) automatic speech recognition (ASR). In this work, we present a novel and simple approach for training an ASR context mechanism with…

Audio and Speech Processing · Electrical Eng. & Systems 2018-10-30 Uri Alon , Golan Pundak , Tara N. Sainath

Contextual biasing improves automatic speech recognition (ASR) by integrating external knowledge, such as user-specific phrases or entities, during decoding. In this work, we use an attention-based biasing decoder to produce scores for…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-29 Wanting Huang , Weiran Wang

The attention-based end-to-end (E2E) automatic speech recognition (ASR) architecture allows for joint optimization of acoustic and language models within a single network. However, in a vanilla E2E ASR architecture, the decoder sub-network…

Computation and Language · Computer Science 2019-12-03 Van Tung Pham , Haihua Xu , Yerbolat Khassanov , Zhiping Zeng , Eng Siong Chng , Chongjia Ni , Bin Ma , Haizhou Li

Automatic Speech Scoring (ASS) is the computer-assisted evaluation of a candidate's speaking proficiency in a language. ASS systems face many challenges like open grammar, variable pronunciations, and unstructured or semi-structured…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-07 Yaman Kumar Singla , Avykat Gupta , Shaurya Bagga , Changyou Chen , Balaji Krishnamurthy , Rajiv Ratn Shah

This paper presents a streaming speaker-attributed automatic speech recognition (SA-ASR) model that can recognize ``who spoke what'' with low latency even when multiple people are speaking simultaneously. Our model is based on token-level…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-18 Naoyuki Kanda , Jian Wu , Yu Wu , Xiong Xiao , Zhong Meng , Xiaofei Wang , Yashesh Gaur , Zhuo Chen , Jinyu Li , Takuya Yoshioka

In this paper, we conduct a comparative study on speaker-attributed automatic speech recognition (SA-ASR) in the multi-party meeting scenario, a topic with increasing attention in meeting rich transcription. Specifically, three approaches…

Sound · Computer Science 2022-07-04 Fan Yu , Zhihao Du , Shiliang Zhang , Yuxiao Lin , Lei Xie

Contextual biasing is an important and challenging task for end-to-end automatic speech recognition (ASR) systems, which aims to achieve better recognition performance by biasing the ASR system to particular context phrases such as person…

Computation and Language · Computer Science 2022-09-08 Xiaoqiang Wang , Yanqing Liu , Jinyu Li , Veljko Miljanic , Sheng Zhao , Hosam Khalil

End-to-end (E2E) automatic speech recognition (ASR) systems often have difficulty recognizing uncommon words, that appear infrequently in the training data. One promising method, to improve the recognition accuracy on such rare words, is to…

Computation and Language · Computer Science 2021-11-08 Feng-Ju Chang , Jing Liu , Martin Radfar , Athanasios Mouchtaris , Maurizio Omologo , Ariya Rastrow , Siegfried Kunzmann

An end-to-end (E2E) speaker-attributed automatic speech recognition (SA-ASR) model was proposed recently to jointly perform speaker counting, speech recognition and speaker identification. The model achieved a low speaker-attributed word…

Sound · Computer Science 2021-01-07 Xuankai Chang , Naoyuki Kanda , Yashesh Gaur , Xiaofei Wang , Zhong Meng , Takuya Yoshioka

Monaural multi-speaker automatic speech recognition (ASR) remains challenging due to data scarcity and the intrinsic difficulty of recognizing and attributing words to individual speakers, particularly in overlapping speech. Recent advances…

Computation and Language · Computer Science 2026-05-29 Xinlu He , Jacob Whitehill

This paper presents Transcribe-to-Diarize, a new approach for neural speaker diarization that uses an end-to-end (E2E) speaker-attributed automatic speech recognition (SA-ASR). The E2E SA-ASR is a joint model that was recently proposed for…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-25 Naoyuki Kanda , Xiong Xiao , Yashesh Gaur , Xiaofei Wang , Zhong Meng , Zhuo Chen , Takuya Yoshioka

This paper proposes a novel automatic speech recognition (ASR) system that can transcribe individual speaker's speech while identifying whether they are target or non-target speakers from multi-talker overlapped speech. Target-speaker ASR…

In the last decade of automatic speech recognition (ASR) research, the introduction of deep learning brought considerable reductions in word error rate of more than 50% relative, compared to modeling without deep learning. In the wake of…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-07 Rohit Prabhavalkar , Takaaki Hori , Tara N. Sainath , Ralf Schlüter , Shinji Watanabe

In this paper we propose a novel data augmentation method for attention-based end-to-end automatic speech recognition (E2E-ASR), utilizing a large amount of text which is not paired with speech signals. Inspired by the back-translation…

Computation and Language · Computer Science 2018-07-31 Tomoki Hayashi , Shinji Watanabe , Yu Zhang , Tomoki Toda , Takaaki Hori , Ramon Astudillo , Kazuya Takeda