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相关论文: On Long-Tailed Phenomena in Neural Machine Transla…

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The Neural Machine Translation (NMT) model is essentially a joint language model conditioned on both the source sentence and partial translation. Therefore, the NMT model naturally involves the mechanism of the Language Model (LM) that…

计算与语言 · 计算机科学 2021-06-01 Mengqi Miao , Fandong Meng , Yijin Liu , Xiao-Hua Zhou , Jie Zhou

In this work, we address the challenging task of long-tailed image recognition. Previous long-tailed recognition methods commonly focus on the data augmentation or re-balancing strategy of the tail classes to give more attention to tail…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Weide Liu , Zhonghua Wu , Yiming Wang , Henghui Ding , Fayao Liu , Jie Lin , Guosheng Lin

Deep neural networks often degrade significantly when training data suffer from class imbalance problems. Existing approaches, e.g., re-sampling and re-weighting, commonly address this issue by rearranging the label distribution of training…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Renzhen Wang , Kaiqin Hu , Yanwen Zhu , Jun Shu , Qian Zhao , Deyu Meng

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…

计算与语言 · 计算机科学 2014-10-08 Kyunghyun Cho , Bart van Merrienboer , Dzmitry Bahdanau , Yoshua Bengio

Document-level machine translation incorporates inter-sentential dependencies into the translation of a source sentence. In this paper, we propose a new framework to model cross-sentence dependencies by training neural machine translation…

计算与语言 · 计算机科学 2020-03-31 Pei Zhang , Xu Zhang , Wei Chen , Jian Yu , Yanfeng Wang , Deyi Xiong

The basic concept in Neural Machine Translation (NMT) is to train a large Neural Network that maximizes the translation performance on a given parallel corpus. NMT is then using a simple left-to-right beam-search decoder to generate new…

计算与语言 · 计算机科学 2018-12-19 Markus Freitag , Yaser Al-Onaizan

Neural Machine Translation (NMT) models often lack diversity in their generated translations, even when paired with search algorithm, like beam search. A challenge is that the diversity in translations are caused by the variability in the…

机器学习 · 计算机科学 2020-09-22 Marie-Anne Lachaux , Armand Joulin , Guillaume Lample

Recently, numbers of works shows that the performance of neural machine translation (NMT) can be improved to a certain extent with using visual information. However, most of these conclusions are drawn from the analysis of experimental…

计算机视觉与模式识别 · 计算机科学 2022-09-07 ZhenHao Tang , XiaoBing Zhang , Zi Long , XiangHua Fu

Large language models (LLMs) are trained on web-scale corpora that exhibit steep power-law distributions, in which the distribution of knowledge is highly long-tailed, with most appearing infrequently. While scaling has improved…

计算与语言 · 计算机科学 2026-02-19 Sanket Badhe , Deep Shah , Nehal Kathrotia

We aim to shed light on the strengths and weaknesses of the newly introduced neural machine translation paradigm. To that end, we conduct a multifaceted evaluation in which we compare outputs produced by state-of-the-art neural machine…

计算与语言 · 计算机科学 2017-01-12 Antonio Toral , Víctor M. Sánchez-Cartagena

Although generation-based dialogue systems have been widely researched, the response generations by most existing systems have very low diversities. The most likely reason for this problem is Maximum Likelihood Estimation (MLE) with Softmax…

计算与语言 · 计算机科学 2018-11-22 Ryo Nakamura , Katsuhito Sudoh , Koichiro Yoshino , Satoshi Nakamura

Document-level neural machine translation (DNMT) has shown promising results by incorporating more context information. However, this approach also introduces a length bias problem, whereby DNMT suffers from significant translation quality…

计算与语言 · 计算机科学 2023-11-21 Zhuocheng Zhang , Shuhao Gu , Min Zhang , Yang Feng

Neural machine translation (NMT) heavily relies on word-level modelling to learn semantic representations of input sentences. However, for languages without natural word delimiters (e.g., Chinese) where input sentences have to be tokenized…

计算与语言 · 计算机科学 2016-12-12 Jinsong Su , Zhixing Tan , Deyi Xiong , Rongrong Ji , Xiaodong Shi , Yang Liu

Leveraging the visual modality effectively for Neural Machine Translation (NMT) remains an open problem in computational linguistics. Recently, Caglayan et al. posit that the observed gains are limited mainly due to the very simple, short,…

计算与语言 · 计算机科学 2019-10-08 Vikas Raunak , Sang Keun Choe , Quanyang Lu , Yi Xu , Florian Metze

The long-tailed image classification task remains important in the development of deep neural networks as it explicitly deals with large imbalances in the class frequencies of the training data. While uncommon in engineered datasets, this…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Marc-Antoine Lavoie , Steven Waslander

We show that the state of the art Transformer Machine Translation (MT) model is not biased towards monotonic reordering (unlike previous recurrent neural network models), but that nevertheless, long-distance dependencies remain a challenge…

计算与语言 · 计算机科学 2019-09-26 Leshem Choshen , Omri Abend

Incorporating syntactic information in Neural Machine Translation models is a method to compensate their requirement for a large amount of parallel training text, especially for low-resource language pairs. Previous works on using syntactic…

计算与语言 · 计算机科学 2017-11-27 Poorya Zaremoodi , Gholamreza Haffari

We explore six challenges for neural machine translation: domain mismatch, amount of training data, rare words, long sentences, word alignment, and beam search. We show both deficiencies and improvements over the quality of phrase-based…

计算与语言 · 计算机科学 2017-06-14 Philipp Koehn , Rebecca Knowles

Recent advances in large language models (LLMs) have stepped forward the development of multilingual speech and machine translation by its reduced representation errors and incorporated external knowledge. However, both translation tasks…

计算与语言 · 计算机科学 2024-05-17 Yuchen Hu , Chen Chen , Chao-Han Huck Yang , Ruizhe Li , Dong Zhang , Zhehuai Chen , Eng Siong Chng

Although end-to-end Neural Machine Translation (NMT) has achieved remarkable progress in the past two years, it suffers from a major drawback: translations generated by NMT systems often lack of adequacy. It has been widely observed that…

计算与语言 · 计算机科学 2016-11-22 Zhaopeng Tu , Yang Liu , Lifeng Shang , Xiaohua Liu , Hang Li