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相关论文: Simple and Scalable Nearest Neighbor Machine Trans…

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K-Nearest Neighbor Neural Machine Translation (kNN-MT) successfully incorporates external corpus by retrieving word-level representations at test time. Generally, kNN-MT borrows the off-the-shelf context representation in the translation…

计算与语言 · 计算机科学 2023-09-20 Qiang Wang , Rongxiang Weng , Ming Chen

Semi-parametric Nearest Neighbor Language Models ($k$NN-LMs) have produced impressive gains over purely parametric LMs, by leveraging large-scale neighborhood retrieval over external memory datastores. However, there has been little…

计算与语言 · 计算机科学 2023-06-13 Rishabh Bhardwaj , George Polovets , Monica Sunkara

One of the significant challenges of Machine Translation (MT) is the scarcity of large amounts of data, mainly parallel sentence aligned corpora. If the evaluation is as rigorous as resource-rich languages, both Neural Machine Translation…

计算与语言 · 计算机科学 2023-03-06 Amit Kumar , Rupjyoti Baruah , Ajay Pratap , Mayank Swarnkar , Anil Kumar Singh

Fine-tuning a language model on a new domain is standard practice for domain adaptation. However, it can be infeasible when it comes to modern large-scale language models such as GPT-3, which can only be accessed through APIs, making it…

计算与语言 · 计算机科学 2023-02-22 Yangsibo Huang , Daogao Liu , Zexuan Zhong , Weijia Shi , Yin Tat Lee

Machine translation models struggle when translating out-of-domain text, which makes domain adaptation a topic of critical importance. However, most domain adaptation methods focus on fine-tuning or training the entire or part of the model…

计算与语言 · 计算机科学 2022-04-28 Pedro Henrique Martins , Zita Marinho , André F. T. Martins

Augmenting the base neural model with a token-level symbolic datastore is a novel generation paradigm and has achieved promising results in machine translation (MT). In this paper, we introduce a unified framework kNN-BOX, which enables…

计算与语言 · 计算机科学 2023-02-28 Wenhao Zhu , Qianfeng Zhao , Yunzhe Lv , Shujian Huang , Siheng Zhao , Sizhe Liu , Jiajun Chen

Neural machine translation has achieved promising results on many translation tasks. However, previous studies have shown that neural models induce a non-smooth representation space, which harms its generalization results. Recently, kNN-MT…

计算与语言 · 计算机科学 2023-06-13 Wenhao Zhu , Jingjing Xu , Shujian Huang , Lingpeng Kong , Jiajun Chen

kNN-MT presents a new paradigm for domain adaptation by building an external datastore, which usually saves all target language token occurrences in the parallel corpus. As a result, the constructed datastore is usually large and possibly…

计算与语言 · 计算机科学 2022-12-21 Wenhao Zhu , Shujian Huang , Yunzhe Lv , Xin Zheng , Jiajun Chen

Nearest neighbor machine translation augments the Autoregressive Translation~(AT) with $k$-nearest-neighbor retrieval, by comparing the similarity between the token-level context representations of the target tokens in the query and the…

计算与语言 · 计算机科学 2023-02-08 Rui Lv , Junliang Guo , Rui Wang , Xu Tan , Qi Liu , Tao Qin

We introduce $k$NN-LMs, which extend a pre-trained neural language model (LM) by linearly interpolating it with a $k$-nearest neighbors ($k$NN) model. The nearest neighbors are computed according to distance in the pre-trained LM embedding…

计算与语言 · 计算机科学 2020-02-18 Urvashi Khandelwal , Omer Levy , Dan Jurafsky , Luke Zettlemoyer , Mike Lewis

We present META-MT, a meta-learning approach to adapt Neural Machine Translation (NMT) systems in a few-shot setting. META-MT provides a new approach to make NMT models easily adaptable to many target domains with the minimal amount of…

计算与语言 · 计算机科学 2020-04-07 Amr Sharaf , Hany Hassan , Hal Daumé

Recent literature has demonstrated the potential of multilingual Neural Machine Translation (mNMT) models. However, the most efficient models are not well suited to specialized industries. In these cases, internal data is scarce and…

计算与语言 · 计算机科学 2022-10-28 Mathieu Grosso , Pirashanth Ratnamogan , Alexis Mathey , William Vanhuffel , Michael Fotso Fotso

Speech recognition performance varies by language, domain, and speaker characteristics such as accent, but fine-tuning a model on any of these categories may lead to catastrophic forgetting. Token-level $k$ nearest neighbor search ($k$NN),…

计算与语言 · 计算机科学 2025-02-12 Maya K. Nachesa , Vlad Niculae

State-of-the-art neural machine translation (NMT) systems are data-hungry and perform poorly on new domains with no supervised data. As data collection is expensive and infeasible in many cases, domain adaptation methods are needed. In this…

计算与语言 · 计算机科学 2020-06-09 Di Jin , Zhijing Jin , Joey Tianyi Zhou , Peter Szolovits

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…

计算与语言 · 计算机科学 2021-09-10 Thuy-Trang Vu , Xuanli He , Dinh Phung , Gholamreza Haffari

Domain adaptation has been well-studied in supervised neural machine translation (SNMT). However, it has not been well-studied for unsupervised neural machine translation (UNMT), although UNMT has recently achieved remarkable results in…

计算与语言 · 计算机科学 2020-05-06 Haipeng Sun , Rui Wang , Kehai Chen , Masao Utiyama , Eiichiro Sumita , Tiejun Zhao , Chenhui Chu

To protect user privacy and meet legal regulations, federated learning (FL) is attracting significant attention. Training neural machine translation (NMT) models with traditional FL algorithm (e.g., FedAvg) typically relies on multi-round…

计算与语言 · 计算机科学 2023-02-24 Yichao Du , Zhirui Zhang , Bingzhe Wu , Lemao Liu , Tong Xu , Enhong Chen

adaptNMT streamlines all processes involved in the development and deployment of RNN and Transformer neural translation models. As an open-source application, it is designed for both technical and non-technical users who work in the field…

计算与语言 · 计算机科学 2024-03-06 Séamus Lankford , Haithem Afli , Andy Way

Neural network methods exhibit strong performance only in a few resource-rich domains. Practitioners, therefore, employ domain adaptation from resource-rich domains that are, in most cases, distant from the target domain. Domain adaptation…

计算与语言 · 计算机科学 2020-11-03 Shoetsu Sato , Jin Sakuma , Naoki Yoshinaga , Masashi Toyoda , Masaru Kitsuregawa

Neural Networks trained with gradient descent are known to be susceptible to catastrophic forgetting caused by parameter shift during the training process. In the context of Neural Machine Translation (NMT) this results in poor performance…

计算与语言 · 计算机科学 2019-06-20 Ankur Bapna , Orhan Firat