English
Related papers

Related papers: Improving Fluency of Non-Autoregressive Machine Tr…

200 papers

Autoregressive (AR) language models have emerged as powerful solutions for zero-shot text-to-speech (TTS) synthesis, capable of generating natural speech from a few seconds of audio prompts. However, conventional AR-based TTS systems…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-27 Chun Yat Wu , Jiajun Deng , Guinan Li , Qiuqiang Kong , Simon Lui

For real-world deployment of automatic speech recognition (ASR), the system is desired to be capable of fast inference while relieving the requirement of computational resources. The recently proposed end-to-end ASR system based on…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-17 Yosuke Higuchi , Hirofumi Inaguma , Shinji Watanabe , Tetsuji Ogawa , Tetsunori Kobayashi

Neural Machine Translation (NMT) is a new approach to machine translation that has made great progress in recent years. However, recent studies show that NMT generally produces fluent but inadequate translations (Tu et al. 2016b; Tu et al.…

Computation and Language · Computer Science 2017-01-02 Xing Wang , Zhengdong Lu , Zhaopeng Tu , Hang Li , Deyi Xiong , Min Zhang

Visual autoregressive models typically adhere to a raster-order ``next-token prediction" paradigm, which overlooks the spatial and temporal locality inherent in visual content. Specifically, visual tokens exhibit significantly stronger…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Yefei He , Yuanyu He , Shaoxuan He , Feng Chen , Hong Zhou , Kaipeng Zhang , Bohan Zhuang

Non-autoregressive neural machine translation (NART) models suffer from the multi-modality problem which causes translation inconsistency such as token repetition. Most recent approaches have attempted to solve this problem by implicitly…

Computation and Language · Computer Science 2021-09-15 Jongyoon Song , Sungwon Kim , Sungroh Yoon

Machine translation systems are expected to cope with various types of constraints in many practical scenarios. While neural machine translation (NMT) has achieved strong performance in unconstrained cases, it is non-trivial to impose…

Computation and Language · Computer Science 2022-10-24 Shuo Wang , Peng Li , Zhixing Tan , Zhaopeng Tu , Maosong Sun , Yang Liu

Non-autoregressive translation (NAT) model achieves a much faster inference speed than the autoregressive translation (AT) model because it can simultaneously predict all tokens during inference. However, its translation quality suffers…

Computation and Language · Computer Science 2023-01-30 Huanran Zheng , Wei Zhu , Pengfei Wang , Xiaoling Wang

Non-autoregressive machine translation (NAT) has recently made great progress. However, most works to date have focused on standard translation tasks, even though some edit-based NAT models, such as the Levenshtein Transformer (LevT), seem…

Computation and Language · Computer Science 2023-02-21 Jitao Xu , Josep Crego , François Yvon

Autoregressive models have been widely used in unsupervised text style transfer. Despite their success, these models still suffer from the content preservation problem that they usually ignore part of the source sentence and generate some…

Computation and Language · Computer Science 2021-06-07 Fei Huang , Zikai Chen , Chen Henry Wu , Qihan Guo , Xiaoyan Zhu , Minlie Huang

We propose an efficient inference procedure for non-autoregressive machine translation that iteratively refines translation purely in the continuous space. Given a continuous latent variable model for machine translation (Shu et al., 2020),…

Computation and Language · Computer Science 2020-09-16 Jason Lee , Raphael Shu , Kyunghyun Cho

Non-autoregressive (NAR) language models offer notable efficiency in text generation by circumventing the sequential bottleneck of autoregressive decoding. However, accurately modeling dependencies in discrete sequences remains challenging…

Computation and Language · Computer Science 2026-05-05 Egor Sevriugov , Nikita Dragunov , Anton Razzhigaev , Andrey Kuznetsov , Ivan Oseledets

Despite the progress in machine translation quality estimation and evaluation in the last years, decoding in neural machine translation (NMT) is mostly oblivious to this and centers around finding the most probable translation according to…

Computation and Language · Computer Science 2022-05-03 Patrick Fernandes , António Farinhas , Ricardo Rei , José G. C. de Souza , Perez Ogayo , Graham Neubig , André F. T. Martins

Despite their original goal to jointly learn to align and translate, Neural Machine Translation (NMT) models, especially Transformer, are often perceived as not learning interpretable word alignments. In this paper, we show that NMT models…

Computation and Language · Computer Science 2019-07-01 Shuoyang Ding , Hainan Xu , Philipp Koehn

Neural machine translation is a relatively new approach to statistical machine translation based purely on neural networks. The neural machine translation models often consist of an encoder and a decoder. The encoder extracts a fixed-length…

Computation and Language · Computer Science 2014-10-08 Kyunghyun Cho , Bart van Merrienboer , Dzmitry Bahdanau , Yoshua Bengio

Non-autoregressive (NAR) models generate all the tokens of a sequence in parallel, resulting in faster generation speed compared to their autoregressive (AR) counterparts but at the cost of lower accuracy. Different techniques including…

Computation and Language · Computer Science 2020-05-12 Yi Ren , Jinglin Liu , Xu Tan , Zhou Zhao , Sheng Zhao , Tie-Yan Liu

Context-aware neural machine translation aims to use the document-level context to improve translation quality. However, not all words in the context are helpful. The irrelevant or trivial words may bring some noise and distract the model…

Computation and Language · Computer Science 2023-04-20 Jian Yang , Yuwei Yin , Shuming Ma , Liqun Yang , Hongcheng Guo , Haoyang Huang , Dongdong Zhang , Yutao Zeng , Zhoujun Li , Furu Wei

Non-autoregressive neural machine translation (NAT) predicts the entire target sequence simultaneously and significantly accelerates inference process. However, NAT discards the dependency information in a sentence, and thus inevitably…

Computation and Language · Computer Science 2020-06-11 Qiu Ran , Yankai Lin , Peng Li , Jie Zhou

Autoregressive models (ARMs) are hindered by slow sequential inference. While masked diffusion models (MDMs) offer a parallel alternative, they suffer from critical drawbacks: high computational overhead from precluding Key-Value (KV)…

Computation and Language · Computer Science 2026-03-06 Jia-Nan Li , Jian Guan , Wei Wu , Chongxuan Li

This paper proposes a simple and effective algorithm for incorporating lexical constraints in neural machine translation. Previous work either required re-training existing models with the lexical constraints or incorporating them during…

Computation and Language · Computer Science 2020-04-28 Raymond Hendy Susanto , Shamil Chollampatt , Liling Tan

Low-frequency word prediction remains a challenge in modern neural machine translation (NMT) systems. Recent adaptive training methods promote the output of infrequent words by emphasizing their weights in the overall training objectives.…

Computation and Language · Computer Science 2021-12-30 Tong Zhang , Wei Ye , Baosong Yang , Long Zhang , Xingzhang Ren , Dayiheng Liu , Jinan Sun , Shikun Zhang , Haibo Zhang , Wen Zhao