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Existing document-level neural machine translation (NMT) models have sufficiently explored different context settings to provide guidance for target generation. However, little attention is paid to inaugurate more diverse context for…

计算与语言 · 计算机科学 2022-01-06 Xu Zhang , Jian Yang , Haoyang Huang , Shuming Ma , Dongdong Zhang , Jinlong Li , Furu Wei

A prerequisite for training corpus-based machine translation (MT) systems -- either Statistical MT (SMT) or Neural MT (NMT) -- is the availability of high-quality parallel data. This is arguably more important today than ever before, as NMT…

计算与语言 · 计算机科学 2018-04-18 Alberto Poncelas , Dimitar Shterionov , Andy Way , Gideon Maillette de Buy Wenniger , Peyman Passban

Continuously-growing data volumes lead to larger generic models. Specific use-cases are usually left out, since generic models tend to perform poorly in domain-specific cases. Our work addresses this gap with a method for selecting…

计算与语言 · 计算机科学 2022-02-08 Javad Pourmostafa Roshan Sharami , Dimitar Shterionov , Pieter Spronck

We address the data selection problem in statistical machine translation (SMT) as a classification task. The new data selection method is based on a neural network classifier. We present a new method description and empirical results…

计算与语言 · 计算机科学 2016-12-22 Álvaro Peris , Mara Chinea-Rios , Francisco Casacuberta

One of possible ways of obtaining continuous-space sentence representations is by training neural machine translation (NMT) systems. The recent attention mechanism however removes the single point in the neural network from which the source…

计算与语言 · 计算机科学 2021-06-11 Ondřej Cífka , Ondřej Bojar

Language coverage bias, which indicates the content-dependent differences between sentence pairs originating from the source and target languages, is important for neural machine translation (NMT) because the target-original training data…

计算与语言 · 计算机科学 2021-06-08 Shuo Wang , Zhaopeng Tu , Zhixing Tan , Shuming Shi , Maosong Sun , Yang Liu

This paper proposes an approach to cross-language sentence selection in a low-resource setting. It uses data augmentation and negative sampling techniques on noisy parallel sentence data to directly learn a cross-lingual embedding-based…

计算与语言 · 计算机科学 2021-06-07 Yanda Chen , Chris Kedzie , Suraj Nair , Petra Galuščáková , Rui Zhang , Douglas W. Oard , Kathleen McKeown

Neural machine translation (NMT) has significantly improved the quality of automatic translation models. One of the main challenges in current systems is the translation of rare words. We present a generic approach to address this weakness…

计算与语言 · 计算机科学 2018-09-11 Ngoc-Quan Pham , Jan Niehues , Alex Waibel

Adding linguistic information (syntax or semantics) to neural machine translation (NMT) has mostly focused on using point estimates from pre-trained models. Directly using the capacity of massive pre-trained contextual word embedding models…

计算与语言 · 计算机科学 2021-04-08 Hassan S. Shavarani , Anoop Sarkar

Transformers that are pre-trained on multilingual corpora, such as, mBERT and XLM-RoBERTa, have achieved impressive cross-lingual transfer capabilities. In the zero-shot transfer setting, only English training data is used, and the…

计算与语言 · 计算机科学 2021-09-13 Yang Chen , Alan Ritter

Data augmentation techniques are widely used for enhancing the performance of machine learning models by tackling class imbalance issues and data sparsity. State-of-the-art generative language models have been shown to provide significant…

计算与语言 · 计算机科学 2023-01-10 Aleksandra Edwards , Asahi Ushio , Jose Camacho-Collados , Hélène de Ribaupierre , Alun Preece

An effective method to improve neural machine translation with monolingual data is to augment the parallel training corpus with back-translations of target language sentences. This work broadens the understanding of back-translation and…

计算与语言 · 计算机科学 2018-10-04 Sergey Edunov , Myle Ott , Michael Auli , David Grangier

The overreliance on large parallel corpora significantly limits the applicability of machine translation systems to the majority of language pairs. Back-translation has been dominantly used in previous approaches for unsupervised neural…

计算与语言 · 计算机科学 2019-04-05 Jiawei Wu , Xin Wang , William Yang Wang

Neural machine translation (NMT) models are typically trained with fixed-size input and output vocabularies, which creates an important bottleneck on their accuracy and generalization capability. As a solution, various studies proposed…

计算与语言 · 计算机科学 2018-05-08 Duygu Ataman , Marcello Federico

In this paper, we extend an attention-based neural machine translation (NMT) model by allowing it to access an entire training set of parallel sentence pairs even after training. The proposed approach consists of two stages. In the first…

计算与语言 · 计算机科学 2018-03-09 Jiatao Gu , Yong Wang , Kyunghyun Cho , Victor O. K. Li

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

Measuring domain relevance of data and identifying or selecting well-fit domain data for machine translation (MT) is a well-studied topic, but denoising is not yet. Denoising is concerned with a different type of data quality and tries to…

计算与语言 · 计算机科学 2018-09-05 Wei Wang , Taro Watanabe , Macduff Hughes , Tetsuji Nakagawa , Ciprian Chelba

Quality Estimation (QE), the evaluation of machine translation output without the need of explicit references, has seen big improvements in the last years with the use of neural metrics. In this paper we analyze the viability of using QE…

计算与语言 · 计算机科学 2023-11-10 Jan-Thorsten Peter , David Vilar , Daniel Deutsch , Mara Finkelstein , Juraj Juraska , Markus Freitag

Data is fundamental to the training of language models (LM). Recent research has been dedicated to data efficiency, which aims to maximize performance by selecting a minimal or optimal subset of training data. Techniques such as data…

计算与语言 · 计算机科学 2025-06-30 Yalun Dai , Yangyu Huang , Xin Zhang , Wenshan Wu , Chong Li , Wenhui Lu , Shijie Cao , Li Dong , Scarlett Li

While modern machine translation has relied on large parallel corpora, a recent line of work has managed to train Neural Machine Translation (NMT) systems from monolingual corpora only (Artetxe et al., 2018c; Lample et al., 2018). Despite…

计算与语言 · 计算机科学 2021-12-28 Mikel Artetxe , Gorka Labaka , Eneko Agirre