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In this paper, we investigate the problem of training neural machine translation (NMT) systems with a dataset of more than 40 billion bilingual sentence pairs, which is larger than the largest dataset to date by orders of magnitude.…

Computation and Language · Computer Science 2019-10-08 Yuxian Meng , Xiangyuan Ren , Zijun Sun , Xiaoya Li , Arianna Yuan , Fei Wu , Jiwei Li

Analysing translation quality in regards to specific linguistic phenomena has historically been difficult and time-consuming. Neural machine translation has the attractive property that it can produce scores for arbitrary translations, and…

Computation and Language · Computer Science 2017-02-14 Rico Sennrich

Although neural machine translation (NMT) has achieved impressive progress recently, it is usually trained on the clean parallel data set and hence cannot work well when the input sentence is the production of the automatic speech…

Computation and Language · Computer Science 2018-11-05 Xiang Li , Haiyang Xue , Wei Chen , Yang Liu , Yang Feng , Qun Liu

Neural Machine Translation (MT) has radically changed the way systems are developed. A major difference with the previous generation (Phrase-Based MT) is the way monolingual target data, which often abounds, is used in these two paradigms.…

Computation and Language · Computer Science 2019-03-28 Franck Burlot , François Yvon

Multilingual neural machine translation (MNMT) learns to translate multiple language pairs with a single model, potentially improving both the accuracy and the memory-efficiency of deployed models. However, the heavy data imbalance between…

Computation and Language · Computer Science 2021-09-10 Chunting Zhou , Daniel Levy , Xian Li , Marjan Ghazvininejad , Graham Neubig

Numerous recent work on unsupervised machine translation (UMT) implies that competent unsupervised translations of low-resource and unrelated languages, such as Nepali or Sinhala, are only possible if the model is trained in a massive…

Computation and Language · Computer Science 2022-10-04 Xuan-Phi Nguyen , Shafiq Joty , Wu Kui , Ai Ti Aw

Although all-in-one-model multilingual neural machine translation (multilingual NMT) has achieved remarkable progress, the convergence inconsistency in the joint training is ignored, i.e., different language pairs reaching convergence in…

Computation and Language · Computer Science 2022-10-20 Yichong Huang , Xiaocheng Feng , Xinwei Geng , Bing Qin

This paper considers the unsupervised domain adaptation problem for neural machine translation (NMT), where we assume the access to only monolingual text in either the source or target language in the new domain. We propose a cross-lingual…

Computation and Language · Computer Science 2021-09-10 Thuy-Trang Vu , Xuanli He , Dinh Phung , Gholamreza Haffari

Previous studies have shown that neural machine translation (NMT) models can benefit from explicitly modeling translated (Past) and untranslated (Future) to groups of translated and untranslated contents through parts-to-wholes assignment.…

Computation and Language · Computer Science 2019-09-23 Zaixiang Zheng , Shujian Huang , Zhaopeng Tu , Xin-Yu Dai , Jiajun Chen

The high-quality translation results produced by machine translation (MT) systems still pose a huge challenge for automatic evaluation. Current MT evaluation pays the same attention to each sentence component, while the questions of…

Computation and Language · Computer Science 2021-08-02 Runzhe Zhan , Xuebo Liu , Derek F. Wong , Lidia S. Chao

Neural machine translation models have shown to achieve high quality when trained and fed with well structured and punctuated input texts. Unfortunately, the latter condition is not met in spoken language translation, where the input is…

Computation and Language · Computer Science 2019-10-24 Mattia Antonino Di Gangi , Robert Enyedi , Alessandra Brusadin , Marcello Federico

Transformer models have demonstrated remarkable performance in neural machine translation (NMT). However, their vulnerability to noisy input poses a significant challenge in practical implementation, where generating clean output from noisy…

Computation and Language · Computer Science 2023-10-25 Quinten Bolding , Baohao Liao , Brandon James Denis , Jun Luo , Christof Monz

Neural machine translation (NMT) systems amplify lexical biases present in their training data, leading to artificially impoverished language in output translations. These language-level characteristics render automatic translations…

Computation and Language · Computer Science 2025-06-02 Huiyuan Lai , Esther Ploeger , Rik van Noord , Antonio Toral

Existing approaches to neural machine translation condition each output word on previously generated outputs. We introduce a model that avoids this autoregressive property and produces its outputs in parallel, allowing an order of magnitude…

Computation and Language · Computer Science 2018-03-12 Jiatao Gu , James Bradbury , Caiming Xiong , Victor O. K. Li , Richard Socher

Neural Machine Translation (NMT) leverages one or more trained neural networks for the translation of phrases. Sutskever introduced a sequence to sequence based encoder-decoder model which became the standard for NMT based systems.…

Computation and Language · Computer Science 2020-06-11 Satish Mylapore , Ryan Quincy Paul , Joshua Yi , Robert D. Slater

Neural machine translation (NMT) generates the next target token given as input the previous ground truth target tokens during training while the previous generated target tokens during inference, which causes discrepancy between training…

Computation and Language · Computer Science 2020-07-22 Kaitao Song , Xu Tan , Jianfeng Lu

The field of neural machine translation (NMT) has changed with the advent of large language models (LLMs). Much of the recent emphasis in natural language processing (NLP) has been on modeling machine translation and many other problems…

Computation and Language · Computer Science 2025-06-03 Yingfeng Luo , Tong Zheng , Yongyu Mu , Bei Li , Qinghong Zhang , Yongqi Gao , Ziqiang Xu , Peinan Feng , Xiaoqian Liu , Tong Xiao , Jingbo Zhu

Character-based neural machine translation (NMT) models alleviate out-of-vocabulary issues, learn morphology, and move us closer to completely end-to-end translation systems. Unfortunately, they are also very brittle and easily falter when…

Computation and Language · Computer Science 2018-02-27 Yonatan Belinkov , Yonatan Bisk

An effective method to generate a large number of parallel sentences for training improved neural machine translation (NMT) systems is the use of back-translations of the target-side monolingual data. Recently, iterative back-translation…

Computation and Language · Computer Science 2020-12-11 Idris Abdulmumin , Bashir Shehu Galadanci , Abubakar Isa

Neural Machine translation is a challenging task due to the inherent complex nature and the fluidity that natural languages bring. Nonetheless, in recent years, it has achieved state-of-the-art performance in several language pairs.…

Computation and Language · Computer Science 2023-04-19 Vakul Goyle , Parvathy Krishnaswamy , Kannan Girija Ravikumar , Utsa Chattopadhyay , Kartikay Goyle