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Monolingual data have been demonstrated to be helpful in improving translation quality of both statistical machine translation (SMT) systems and neural machine translation (NMT) systems, especially in resource-poor or domain adaptation…

Computation and Language · Computer Science 2018-03-02 Zhirui Zhang , Shujie Liu , Mu Li , Ming Zhou , Enhong Chen

Attention-based Encoder-Decoder has the effective architecture for neural machine translation (NMT), which typically relies on recurrent neural networks (RNN) to build the blocks that will be lately called by attentive reader during the…

Computation and Language · Computer Science 2017-12-07 Hao Xiong , Zhongjun He , Xiaoguang Hu , Hua Wu

Multilingual Neural Machine Translation approaches are based on the use of task-specific models and the addition of one more language can only be done by retraining the whole system. In this work, we propose a new training schedule that…

Computation and Language · Computer Science 2019-07-12 Carlos Escolano , Marta R. Costa-Jussà , José A. R. Fonollosa

We introduce the Helsinki Neural Machine Translation system (HNMT) and how it is applied in the news translation task at WMT 2017, where it ranked first in both the human and automatic evaluations for English--Finnish. We discuss the…

Computation and Language · Computer Science 2017-08-22 Robert Östling , Yves Scherrer , Jörg Tiedemann , Gongbo Tang , Tommi Nieminen

Common intermediate language representation in neural machine translation can be used to extend bilingual to multilingual systems by incremental training. In this paper, we propose a new architecture based on introducing an interlingual…

Computation and Language · Computer Science 2019-12-10 Carlos Escolano , Marta R. Costa-jussà , José A. R. Fonollosa

While current state-of-the-art NMT models, such as RNN seq2seq and Transformers, possess a large number of parameters, they are still shallow in comparison to convolutional models used for both text and vision applications. In this work we…

Computation and Language · Computer Science 2018-09-06 Ankur Bapna , Mia Xu Chen , Orhan Firat , Yuan Cao , Yonghui Wu

Neural machine translation (NMT) has recently achieved impressive results. A potential problem of the existing NMT algorithm, however, is that the decoding is conducted from left to right, without considering the right context. This paper…

Computation and Language · Computer Science 2017-10-06 Aodong Li , Shiyue Zhang , Dong Wang , Thomas Fang Zheng

Neural Machine Translation (NMT) typically leverages monolingual data in training through backtranslation. We investigate an alternative simple method to use monolingual data for NMT training: We combine the scores of a pre-trained and…

Computation and Language · Computer Science 2019-01-25 Felix Stahlberg , James Cross , Veselin Stoyanov

Conventional Neural Machine Translation (NMT) models benefit from the training with an additional agent, e.g., dual learning, and bidirectional decoding with one agent decoding from left to right and the other decoding in the opposite…

Computation and Language · Computer Science 2019-09-04 Tianchi Bi , Hao Xiong , Zhongjun He , Hua Wu , Haifeng Wang

In the current work, we present a description of the system submitted to WMT 2018 News Translation Shared task. The system was created to translate news text from Finnish to English. The system used a Character Based Neural Machine…

Computation and Language · Computer Science 2019-08-02 Sainik Kumar Mahata , Dipankar Das , Sivaji Bandyopadhyay

Neural machine translation (NMT) has recently become popular in the field of machine translation. However, NMT suffers from the problem of repeating or missing words in the translation. To address this problem, Tu et al. (2017) proposed an…

Computation and Language · Computer Science 2017-06-27 Yukio Matsumura , Takayuki Sato , Mamoru Komachi

Multilingual machine translation addresses the task of translating between multiple source and target languages. We propose task-specific attention models, a simple but effective technique for improving the quality of sequence-to-sequence…

Computation and Language · Computer Science 2018-06-11 Graeme Blackwood , Miguel Ballesteros , Todd Ward

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

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…

Computation and Language · Computer Science 2018-09-11 Ngoc-Quan Pham , Jan Niehues , Alex Waibel

This paper describes Tilde's submission to the WMT2020 shared task on news translation for both directions of the English-Polish language pair in both the constrained and the unconstrained tracks. We follow our submissions from the previous…

Computation and Language · Computer Science 2020-10-30 Rihards Krišlauks , Mārcis Pinnis

Multilingual training of neural machine translation (NMT) systems has led to impressive accuracy improvements on low-resource languages. However, there are still significant challenges in efficiently learning word representations in the…

Computation and Language · Computer Science 2019-02-12 Xinyi Wang , Hieu Pham , Philip Arthur , Graham Neubig

In this work we look into adding a new language to a multilingual NMT system in an unsupervised fashion. Under the utilization of pre-trained cross-lingual word embeddings we seek to exploit a language independent multilingual sentence…

Computation and Language · Computer Science 2021-03-12 Carlos Mullov , Ngoc-Quan Pham , Alexander Waibel

In Transformer-based neural machine translation (NMT), the positional encoding mechanism helps the self-attention networks to learn the source representation with order dependency, which makes the Transformer-based NMT achieve…

Computation and Language · Computer Science 2020-04-09 Kehai Chen , Rui Wang , Masao Utiyama , Eiichiro Sumita

The University of Edinburgh participated in the WMT22 shared task on code-mixed translation. This consists of two subtasks: i) generating code-mixed Hindi/English (Hinglish) text generation from parallel Hindi and English sentences and ii)…

Computation and Language · Computer Science 2022-10-21 Faheem Kirefu , Vivek Iyer , Pinzhen Chen , Laurie Burchell

We present a probabilistic framework for multilingual neural machine translation that encompasses supervised and unsupervised setups, focusing on unsupervised translation. In addition to studying the vanilla case where there is only…

Computation and Language · Computer Science 2020-10-20 Xavier Garcia , Pierre Foret , Thibault Sellam , Ankur P. Parikh