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In simultaneous speech translation (SimulST), finding the best trade-off between high translation quality and low latency is a challenging task. To meet the latency constraints posed by the different application scenarios, multiple…

Computation and Language · Computer Science 2023-10-19 Sara Papi , Marco Gaido , Matteo Negri , Marco Turchi

Simultaneous speech-to-text translation (Simul-S2TT) aims to translate speech into target text in real time, outputting translations while receiving source speech input, rather than waiting for the entire utterance to be spoken. Simul-S2TT…

Sound · Computer Science 2026-05-06 Pei Zhang , Yiming Wang , Jialong Tang , Baosong Yang , Rui Wang , Derek F. Wong , Fei Huang

Attention is the core mechanism of today's most used architectures for natural language processing and has been analyzed from many perspectives, including its effectiveness for machine translation-related tasks. Among these studies,…

Computation and Language · Computer Science 2026-02-04 Sara Papi , Marco Turchi , Matteo Negri

With the emergence of large language models (LLMs), multimodal models based on LLMs have demonstrated significant potential. Models such as LLaSM, X-LLM, and SpeechGPT exhibit an impressive ability to comprehend and generate human…

Computation and Language · Computer Science 2023-10-04 Hao Zhang , Nianwen Si , Yaqi Chen , Wenlin Zhang , Xukui Yang , Dan Qu , Xiaolin Jiao

Simultaneous speech translation (SimulST) systems must balance translation quality with response time, making latency measurement crucial for evaluating their real-world performance. However, there has been a longstanding belief that…

Computation and Language · Computer Science 2024-10-22 Xi Xu , Wenda Xu , Siqi Ouyang , Lei Li

In simultaneous translation (SimulMT), the most widely used strategy is the wait-k policy thanks to its simplicity and effectiveness in balancing translation quality and latency. However, wait-k suffers from two major limitations: (a) it is…

Computation and Language · Computer Science 2022-04-28 Guangxu Xun , Mingbo Ma , Yuchen Bian , Xingyu Cai , Jiaji Huang , Renjie Zheng , Junkun Chen , Jiahong Yuan , Kenneth Church , Liang Huang

Auto-regressive speech-text models pre-trained on interleaved text tokens and discretized speech tokens demonstrate strong speech understanding and generation, yet remain substantially less compute-efficient than text LLMs, partly due to…

Computation and Language · Computer Science 2026-03-11 Yen-Ju Lu , Yashesh Gaur , Wei Zhou , Benjamin Muller , Jesus Villalba , Najim Dehak , Luke Zettlemoyer , Gargi Ghosh , Mike Lewis , Srinivasan Iyer , Duc Le

The ultimate goal of expressive speech-to-speech translation (S2ST) is to accurately translate spoken content while preserving the speaker identity and emotional style. However, progress in this field is largely hindered by three key…

Sound · Computer Science 2025-09-26 Sitong Cheng , Weizhen Bian , Xinsheng Wang , Ruibin Yuan , Jianyi Chen , Shunshun Yin , Yike Guo , Wei Xue

End-to-end simultaneous speech translation (SST), which directly translates speech in one language into text in another language in real-time, is useful in many scenarios but has not been fully investigated. In this work, we propose…

Computation and Language · Computer Science 2021-06-10 Xingshan Zeng , Liangyou Li , Qun Liu

Recent advancements in large language models (LLMs) have demonstrated their remarkable capabilities across various language tasks. Inspired by the success of text-to-text translation refinement, this paper investigates how LLMs can improve…

Computation and Language · Computer Science 2025-01-28 Huaixia Dou , Xinyu Tian , Xinglin Lyu , Jie Zhu , Junhui Li , Lifan Guo

Simultaneous Machine Translation (SiMT) generates translations while reading the source sentence, necessitating a policy to determine the optimal timing for reading and generating words. Despite the remarkable performance achieved by Large…

Computation and Language · Computer Science 2024-02-21 Shoutao Guo , Shaolei Zhang , Zhengrui Ma , Min Zhang , Yang Feng

Sign language translation as a kind of technology with profound social significance has attracted growing researchers' interest in recent years. However, the existing sign language translation methods need to read all the videos before…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Aoxiong Yin , Zhou Zhao , Jinglin Liu , Weike Jin , Meng Zhang , Xingshan Zeng , Xiaofei He

Simultaneous Machine Translation (SiMT) requires high-quality translations under strict real-time constraints, which traditional policies with only READ/WRITE actions cannot fully address. We extend the action space of SiMT with four…

Computation and Language · Computer Science 2026-01-19 Qianen Zhang , Zeyu Yang , Satoshi Nakamura

Speech Translation (ST) is a machine translation task that involves converting speech signals from one language to the corresponding text in another language; this task has two different approaches, namely the traditional cascade and the…

Computation and Language · Computer Science 2025-10-14 Nam Luu , Ondřej Bojar

Large language models (LLMs) have recently demonstrated promising performance in simultaneous machine translation (SimulMT). However, applying decoder-only LLMs to SimulMT introduces a positional mismatch, which leads to a dilemma between…

Computation and Language · Computer Science 2026-03-31 Yuzhe Shang , Pengzhi Gao , Yazheng Yang , Jiayao Ma , Wei Liu , Jian Luan , Jinsong Su

Simultaneous Machine Translation (SiMT) requires high-quality translations under strict real-time constraints, which traditional encoder-decoder policies with only READ/WRITE actions cannot fully address. We extend the action space of SiMT…

Computation and Language · Computer Science 2025-09-29 Qianen Zhang , Satoshi Nakamura

Simultaneous Machine Translation (SiMT) generates target translations while reading the source sentence. It relies on a policy to determine the optimal timing for reading sentences and generating translations. Existing SiMT methods…

Computation and Language · Computer Science 2024-06-13 Shoutao Guo , Shaolei Zhang , Zhengrui Ma , Min Zhang , Yang Feng

Multimodal Large Language Models (MLLMs) have achieved notable success in enhancing translation performance by integrating multimodal information. However, existing research primarily focuses on image-guided methods, whose applicability is…

Computation and Language · Computer Science 2026-03-04 Yexing Du , Youcheng Pan , Zekun Wang , Zheng Chu , Yichong Huang , Kaiyuan Liu , Bo Yang , Yang Xiang , Ming Liu , Bing Qin

Direct Speech-to-Speech Translation (S2ST) has gained increasing attention for its ability to translate speech from one language to another, while reducing error propagation and latency inherent in traditional cascaded pipelines. However,…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-23 Lalaram Arya , Mrinmoy Bhattacharjee , Adarsh C. R. , S. R. Mahadeva Prasanna

Simultaneous speech-to-text translation is widely useful in many scenarios. The conventional cascaded approach uses a pipeline of streaming ASR followed by simultaneous MT, but suffers from error propagation and extra latency. To alleviate…

Computation and Language · Computer Science 2021-06-15 Junkun Chen , Mingbo Ma , Renjie Zheng , Liang Huang