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相关论文: Context-Aware Cross-Attention for Non-Autoregressi…

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Fully non-autoregressive neural machine translation (NAT) is proposed to simultaneously predict tokens with single forward of neural networks, which significantly reduces the inference latency at the expense of quality drop compared to the…

计算与语言 · 计算机科学 2021-01-01 Jiatao Gu , Xiang Kong

Self-attention model have shown its flexibility in parallel computation and the effectiveness on modeling both long- and short-term dependencies. However, it calculates the dependencies between representations without considering the…

计算与语言 · 计算机科学 2019-02-18 Baosong Yang , Jian Li , Derek Wong , Lidia S. Chao , Xing Wang , Zhaopeng Tu

Non-autoregressive translation (NAT) significantly accelerates the inference process via predicting the entire target sequence. However, recent studies show that NAT is weak at learning high-mode of knowledge such as one-to-many…

计算与语言 · 计算机科学 2021-06-14 Liang Ding , Longyue Wang , Xuebo Liu , Derek F. Wong , Dacheng Tao , Zhaopeng Tu

Despite low latency, non-autoregressive machine translation (NAT) suffers severe performance deterioration due to the naive independence assumption. This assumption is further strengthened by cross-entropy loss, which encourages a strict…

计算与语言 · 计算机科学 2022-10-21 Yafu Li , Leyang Cui , Yongjing Yin , Yue Zhang

In neural machine translation (NMT), generation of a target word depends on both source and target contexts. We find that source contexts have a direct impact on the adequacy of a translation while target contexts affect the fluency.…

计算与语言 · 计算机科学 2017-03-09 Zhaopeng Tu , Yang Liu , Zhengdong Lu , Xiaohua Liu , Hang Li

Non-autoregressive translation (NAT) achieves faster inference speed but at the cost of worse accuracy compared with autoregressive translation (AT). Since AT and NAT can share model structure and AT is an easier task than NAT due to the…

计算与语言 · 计算机科学 2020-07-20 Jinglin Liu , Yi Ren , Xu Tan , Chen Zhang , Tao Qin , Zhou Zhao , Tie-Yan Liu

A straightforward approach to context-aware neural machine translation consists in feeding the standard encoder-decoder architecture with a window of consecutive sentences, formed by the current sentence and a number of sentences from its…

计算与语言 · 计算机科学 2022-10-25 Lorenzo Lupo , Marco Dinarelli , Laurent Besacier

Non-Autoregressive Neural Machine Translation (NAT) achieves significant decoding speedup through generating target words independently and simultaneously. However, in the context of non-autoregressive translation, the word-level…

计算与语言 · 计算机科学 2019-11-22 Chenze Shao , Jinchao Zhang , Yang Feng , Fandong Meng , Jie Zhou

Non-autoregressive Transformers (NATs) reduce the inference latency of Autoregressive Transformers (ATs) by predicting words all at once rather than in sequential order. They have achieved remarkable progress in machine translation as well…

计算与语言 · 计算机科学 2023-06-05 Chenxin An , Jiangtao Feng , Fei Huang , Xipeng Qiu , Lingpeng Kong

Standard context-aware neural machine translation (NMT) typically relies on parallel document-level data, exploiting both source and target contexts. Concatenation-based approaches in particular, still a strong baseline for document-level…

计算与语言 · 计算机科学 2024-02-12 Harritxu Gete , Thierry Etchegoyhen

The dominant neural machine translation (NMT) models apply unified attentional encoder-decoder neural networks for translation. Traditionally, the NMT decoders adopt recurrent neural networks (RNNs) to perform translation in a left-toright…

计算与语言 · 计算机科学 2018-02-06 Xiangwen Zhang , Jinsong Su , Yue Qin , Yang Liu , Rongrong Ji , Hongji Wang

In recent years, several studies on neural machine translation (NMT) have attempted to use document-level context by using a multi-encoder and two attention mechanisms to read the current and previous sentences to incorporate the context of…

计算与语言 · 计算机科学 2019-09-04 Hayahide Yamagishi , Mamoru Komachi

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…

Recent advances have made non-autoregressive (NAT) translation comparable to autoregressive methods (AT). However, their evaluation using BLEU has been shown to weakly correlate with human annotations. Limited research compares…

计算与语言 · 计算机科学 2024-05-22 Yafu Li , Huajian Zhang , Jianhao Yan , Yongjing Yin , Yue Zhang

Contextual biasing enables speech recognizers to transcribe important phrases in the speaker's context, such as contact names, even if they are rare in, or absent from, the training data. Attention-based biasing is a leading approach which…

Combining end-to-end speech translation (ST) and non-autoregressive (NAR) generation is promising in language and speech processing for their advantages of less error propagation and low latency. In this paper, we investigate the potential…

Although Transformer has made breakthrough success in widespread domains especially in Natural Language Processing (NLP), applying it to time series forecasting is still a great challenge. In time series forecasting, the autoregressive…

机器学习 · 计算机科学 2021-06-01 Kai Chen , Guang Chen , Dan Xu , Lijun Zhang , Yuyao Huang , Alois Knoll

Due to the unparallelizable nature of the autoregressive factorization, AutoRegressive Translation (ART) models have to generate tokens sequentially during decoding and thus suffer from high inference latency. Non-AutoRegressive Translation…

计算与语言 · 计算机科学 2019-09-17 Zhuohan Li , Zi Lin , Di He , Fei Tian , Tao Qin , Liwei Wang , Tie-Yan Liu

Recently, Transformer has achieved the state-of-the-art performance on many machine translation tasks. However, without syntax knowledge explicitly considered in the encoder, incorrect context information that violates the syntax structure…

计算与语言 · 计算机科学 2019-09-06 Chengyi Wang , Shuangzhi Wu , Shujie Liu

In real-world systems, scaling has been critical for improving the translation quality in autoregressive translation (AT), which however has not been well studied for non-autoregressive translation (NAT). In this work, we bridge the gap by…

计算与语言 · 计算机科学 2023-06-05 Zhihao Wang , Longyue Wang , Jinsong Su , Junfeng Yao , Zhaopeng Tu