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Syntax has been proven to be remarkably effective in neural machine translation (NMT). Previous models obtained syntax information from syntactic parsing tools and integrated it into NMT models to improve translation performance. In this…

计算与语言 · 计算机科学 2024-06-18 Yang Liu , Yuexian Hou

We introduce multi-modal, attention-based neural machine translation (NMT) models which incorporate visual features into different parts of both the encoder and the decoder. We utilise global image features extracted using a pre-trained…

计算与语言 · 计算机科学 2017-01-24 Iacer Calixto , Qun Liu , Nick Campbell

Most existing Neural Machine Translation models use groups of characters or whole words as their unit of input and output. We propose a model with a hierarchical char2word encoder, that takes individual characters both as input and output.…

A large number of significant assets are available online in English, which is frequently translated into native languages to ease the information sharing among local people who are not much familiar with English. However, manual…

计算与语言 · 计算机科学 2020-04-30 Himanshu Choudhary , Shivansh Rao , Rajesh Rohilla

Machine translation systems achieve near human-level performance on some languages, yet their effectiveness strongly relies on the availability of large amounts of parallel sentences, which hinders their applicability to the majority of…

计算与语言 · 计算机科学 2018-08-15 Guillaume Lample , Myle Ott , Alexis Conneau , Ludovic Denoyer , Marc'Aurelio Ranzato

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

While most neural machine translation (NMT) systems are still trained using maximum likelihood estimation, recent work has demonstrated that optimizing systems to directly improve evaluation metrics such as BLEU can substantially improve…

计算与语言 · 计算机科学 2019-09-17 John Wieting , Taylor Berg-Kirkpatrick , Kevin Gimpel , Graham Neubig

We evaluate the character-level translation method for neural semantic parsing on a large corpus of sentences annotated with Abstract Meaning Representations (AMRs). Using a sequence-to-sequence model, and some trivial preprocessing and…

计算与语言 · 计算机科学 2017-10-10 Rik van Noord , Johan Bos

We introduce a powerful approach for Neural Machine Translation (NMT), whereby, during training and testing, together with the input we provide its phonetic encoding and the variants of such an encoding. This way we obtain very significant…

计算与语言 · 计算机科学 2019-11-12 Abdul Rafae Khan , Jia Xu

Recent work has shown that deeper character-based neural machine translation (NMT) models can outperform subword-based models. However, it is still unclear what makes deeper character-based models successful. In this paper, we conduct an…

计算与语言 · 计算机科学 2020-11-09 Gongbo Tang , Rico Sennrich , Joakim Nivre

We investigate the incorporation of character-based word representations into a standard CNN-based relation extraction model. We experiment with two common neural architectures, CNN and LSTM, to learn word vector representations from…

计算与语言 · 计算机科学 2018-05-29 Dat Quoc Nguyen , Karin Verspoor

Though early successes of Statistical Machine Translation (SMT) systems are attributed in part to the explicit modelling of the interaction between any two source and target units, e.g., alignment, the recent Neural Machine Translation…

计算与语言 · 计算机科学 2020-02-19 Yanyang Li , Qiang Wang , Tong Xiao , Tongran Liu , Jingbo Zhu

Unsupervised neural machine translation (UNMT) requires only monolingual data of similar language pairs during training and can produce bi-directional translation models with relatively good performance on alphabetic languages (Lample et…

计算与语言 · 计算机科学 2019-03-04 Longtu Zhang , Mamoru Komachi

This paper demonstrates that word sense disambiguation (WSD) can improve neural machine translation (NMT) by widening the source context considered when modeling the senses of potentially ambiguous words. We first introduce three adaptive…

计算与语言 · 计算机科学 2018-10-08 Xiao Pu , Nikolaos Pappas , James Henderson , Andrei Popescu-Belis

Bidirectional Long Short-Term Memory Network (Bi-LSTM) has shown promising performance in sentiment classification task. It processes inputs as sequence of information. Due to this behavior, sentiment predictions by Bi-LSTM were influenced…

计算与语言 · 计算机科学 2020-09-15 Ayu Purwarianti , Ida Ayu Putu Ari Crisdayanti

Character-level Neural Machine Translation (NMT) models have recently achieved impressive results on many language pairs. They mainly do well for Indo-European language pairs, where the languages share the same writing system. However, for…

计算与语言 · 计算机科学 2018-08-28 Nikola I. Nikolov , Yuhuang Hu , Mi Xue Tan , Richard H. R. Hahnloser

Neural Machine Translation (NMT) is a new approach to machine translation that has made great progress in recent years. However, recent studies show that NMT generally produces fluent but inadequate translations (Tu et al. 2016b; Tu et al.…

计算与语言 · 计算机科学 2017-01-02 Xing Wang , Zhengdong Lu , Zhaopeng Tu , Hang Li , Deyi Xiong , Min Zhang

We first observe a potential weakness of continuous vector representations of symbols in neural machine translation. That is, the continuous vector representation, or a word embedding vector, of a symbol encodes multiple dimensions of…

计算与语言 · 计算机科学 2016-07-05 Heeyoul Choi , Kyunghyun Cho , Yoshua Bengio

We propose a method to transfer knowledge across neural machine translation (NMT) models by means of a shared dynamic vocabulary. Our approach allows to extend an initial model for a given language pair to cover new languages by adapting…

计算与语言 · 计算机科学 2018-11-06 Surafel M. Lakew , Aliia Erofeeva , Matteo Negri , Marcello Federico , Marco Turchi

The use of subword embedding has proved to be a major innovation in Neural Machine Translation (NMT). It helps NMT to learn better context vectors for Low Resource Languages (LRLs) so as to predict the target words by better modelling the…

计算与语言 · 计算机科学 2023-05-23 Amit Kumar , Shantipriya Parida , Ajay Pratap , Anil Kumar Singh