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We learn a joint multilingual sentence embedding and use the distance between sentences in different languages to filter noisy parallel data and to mine for parallel data in large news collections. We are able to improve a competitive…

计算与语言 · 计算机科学 2018-05-28 Holger Schwenk

We propose a novel data synthesis method to generate diverse error-corrected sentence pairs for improving grammatical error correction, which is based on a pair of machine translation models of different qualities (i.e., poor and good). The…

计算与语言 · 计算机科学 2020-11-03 Wangchunshu Zhou , Tao Ge , Chang Mu , Ke Xu , Furu Wei , Ming Zhou

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

The availability of parallel texts is crucial to the performance of machine translation models. However, most of the world's languages face the predominant challenge of data scarcity. In this paper, we propose strategies to synthesize…

计算与语言 · 计算机科学 2024-02-06 Md Mahfuz Ibn Alam , Sina Ahmadi , Antonios Anastasopoulos

Web-crawled data provides a good source of parallel corpora for training machine translation models. It is automatically obtained, but extremely noisy, and recent work shows that neural machine translation systems are more sensitive to…

计算与语言 · 计算机科学 2020-05-14 Boliang Zhang , Ajay Nagesh , Kevin Knight

Machine translation in low-resource language pairs faces significant challenges due to the scarcity of parallel corpora and linguistic resources. This study focuses on the case of English-Marathi language pairs, where existing datasets are…

计算与语言 · 计算机科学 2024-09-05 Nidhi Kowtal , Tejas Deshpande , Raviraj Joshi

This research article examines the effectiveness of various pretraining strategies for developing machine translation models tailored to low-resource languages. Although this work considers several low-resource languages, including…

计算与语言 · 计算机科学 2025-10-30 Idriss Nguepi Nguefack , Mara Finkelstein , Toadoum Sari Sakayo

The massive amounts of web-mined parallel data contain large amounts of noise. Semantic misalignment, as the primary source of the noise, poses a challenge for training machine translation systems. In this paper, we first introduce a…

计算与语言 · 计算机科学 2025-02-10 Yan Meng , Di Wu , Christof Monz

To mitigate the negative effect of low quality training data on the performance of neural machine translation models, most existing strategies focus on filtering out harmful data before training starts. In this paper, we explore strategies…

计算与语言 · 计算机科学 2021-03-01 Xinyi Wang , Ankur Bapna , Melvin Johnson , Orhan Firat

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

We tackle the task of automatically discriminating between human and machine translations. As opposed to most previous work, we perform experiments in a multilingual setting, considering multiple languages and multilingual pretrained…

计算与语言 · 计算机科学 2023-06-01 Malina Chichirau , Rik van Noord , Antonio Toral

Self-training has proven effective for improving NMT performance by augmenting model training with synthetic parallel data. The common practice is to construct synthetic data based on a randomly sampled subset of large-scale monolingual…

计算与语言 · 计算机科学 2021-06-03 Wenxiang Jiao , Xing Wang , Zhaopeng Tu , Shuming Shi , Michael R. Lyu , Irwin King

Traditionally, success in multilingual machine translation can be attributed to three key factors in training data: large volume, diverse translation directions, and high quality. In the current practice of fine-tuning large language models…

计算与语言 · 计算机科学 2024-10-07 Dawei Zhu , Pinzhen Chen , Miaoran Zhang , Barry Haddow , Xiaoyu Shen , Dietrich Klakow

When the amount of parallel sentences available to train a neural machine translation is scarce, a common practice is to generate new synthetic training samples from them. A number of approaches have been proposed to produce synthetic…

Most languages of the world pose low-resource challenges to natural language processing models. With multilingual training, knowledge can be shared among languages. However, not all languages positively influence each other and it is an…

机器学习 · 计算机科学 2023-10-25 Mingyang Wang , Heike Adel , Lukas Lange , Jannik Strötgen , Hinrich Schütze

In recent years, sentiment analysis has gained significant importance in natural language processing. However, most existing models and datasets for sentiment analysis are developed for high-resource languages, such as English and Chinese,…

计算与语言 · 计算机科学 2023-09-19 Daniil Homskiy , Narek Maloyan

Text alignment and text quality are critical to the accuracy of Machine Translation (MT) systems, some NLP tools, and any other text processing tasks requiring bilingual data. This research proposes a language independent bi-sentence…

计算与语言 · 计算机科学 2015-10-16 Krzysztof Wołk

Data curation is a critical yet under-researched step in the machine translation training paradigm. To train translation systems, data acquisition relies primarily on human translations and digital parallel sources or, to a limited degree,…

计算与语言 · 计算机科学 2026-03-12 Saumitra Yadav , Manish Shrivastava

Large-scale models are pretrained on massive web-crawled datasets containing documents of mixed quality, making data filtering essential. A popular method is Classifier-based Quality Filtering (CQF), which trains a binary classifier to…

机器学习 · 计算机科学 2025-10-03 Thiziri Nait Saada , Louis Bethune , Michal Klein , David Grangier , Marco Cuturi , Pierre Ablin

This paper presents a new approach to identifying and eliminating mislabeled training instances for supervised learning. The goal of this approach is to improve classification accuracies produced by learning algorithms by improving the…

人工智能 · 计算机科学 2011-06-02 C. E. Brodley , M. A. Friedl
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