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Dialogue understanding tasks often necessitate abundant annotated data to achieve good performance and that presents challenges in low-resource settings. To alleviate this barrier, we explore few-shot data augmentation for dialogue…

Data augmentation techniques have been widely used to improve machine learning performance as they enhance the generalization capability of models. In this work, to generate high quality synthetic data for low-resource tagging tasks, we…

计算与语言 · 计算机科学 2020-11-04 Bosheng Ding , Linlin Liu , Lidong Bing , Canasai Kruengkrai , Thien Hai Nguyen , Shafiq Joty , Luo Si , Chunyan Miao

Supervised training of neural networks requires large, diverse and well annotated data sets. In the medical field, this is often difficult to achieve due to constraints in time, expert knowledge and prevalence of an event. Artificial data…

图像与视频处理 · 电气工程与系统科学 2021-10-01 Andreas Wachter , Werner Nahm

Data augmentation is an effective technique for improving the performance of machine learning models. However, it has not been explored as extensively in natural language processing (NLP) as it has in computer vision. In this paper, we…

计算与语言 · 计算机科学 2024-01-04 Himmet Toprak Kesgin , Mehmet Fatih Amasyali

To solve the problem of poor performance of deep neural network models due to insufficient data, a simple yet effective interpolation-based data augmentation method is proposed: MSMix (Manifold Swap Mixup). This method feeds two different…

机器学习 · 计算机科学 2023-06-01 Mao Ye , Haitao Wang , Zheqian Chen

We study the effect of different approaches to text augmentation. To do this we use 3 datasets that include social media and formal text in the form of news articles. Our goal is to provide insights for practitioners and researchers on…

计算与语言 · 计算机科学 2020-12-11 Vukosi Marivate , Tshephisho Sefara

We propose value retrieval with arbitrary queries for form-like documents to reduce human effort of processing forms. Unlike previous methods that only address a fixed set of field items, our method predicts target value for an arbitrary…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Mingfei Gao , Le Xue , Chetan Ramaiah , Chen Xing , Ran Xu , Caiming Xiong

Previous attempts for data augmentation are designed manually, and the augmentation policies are dataset-specific. Recently, an automatic data augmentation approach, named AutoAugment, is proposed using reinforcement learning. AutoAugment…

机器学习 · 计算机科学 2018-11-13 Mingyang Geng , Kele Xu , Bo Ding , Huaimin Wang , Lei Zhang

The training of spoken language understanding (SLU) models often faces the problem of data scarcity. In this paper, we put forward a data augmentation method using pretrained language models to boost the variability and accuracy of…

计算与语言 · 计算机科学 2021-03-12 Baolin Peng , Chenguang Zhu , Michael Zeng , Jianfeng Gao

Large pre-trained models can dramatically reduce the amount of task-specific data required to solve a problem, but they often fail to capture domain-specific nuances out of the box. The Web likely contains the information necessary to excel…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Hamed Damirchi , Cristian Rodríguez-Opazo , Ehsan Abbasnejad , Damien Teney , Javen Qinfeng Shi , Stephen Gould , Anton van den Hengel

Data augmentation has been widely used to improve deep neural networks in many research fields, such as computer vision. However, less work has been done in the context of text, partially due to its discrete nature and the complexity of…

计算与语言 · 计算机科学 2021-01-12 Ping Yu , Ruiyi Zhang , Yang Zhao , Yizhe Zhang , Chunyuan Li , Changyou Chen

The increasing size and complexity of pre-trained language models have demonstrated superior performance in many applications, but they usually require large training datasets to be adequately trained. Insufficient training sets could…

计算与语言 · 计算机科学 2025-02-03 Yaping Chai , Haoran Xie , Joe S. Qin

Data augmentation has been widely applied as an effective methodology to improve generalization in particular when training deep neural networks. Recently, researchers proposed a few intensive data augmentation techniques, which indeed…

机器学习 · 计算机科学 2019-11-22 Zhuoxun He , Lingxi Xie , Xin Chen , Ya Zhang , Yanfeng Wang , Qi Tian

Data augmentation is an essential technique for improving generalization ability of deep learning models. Recently, AutoAugment has been proposed as an algorithm to automatically search for augmentation policies from a dataset and has…

机器学习 · 计算机科学 2020-01-09 Sungbin Lim , Ildoo Kim , Taesup Kim , Chiheon Kim , Sungwoong Kim

Query expansion is an effective approach for mitigating vocabulary mismatch between queries and documents in information retrieval. One recent line of research uses language models to generate query-related contexts for expansion. Along…

计算与语言 · 计算机科学 2022-10-14 Linqing Liu , Minghan Li , Jimmy Lin , Sebastian Riedel , Pontus Stenetorp

This paper introduces a simple and effective form of data augmentation for recommender systems. A paraphrase similarity model is applied to widely available textual data, such as reviews and product descriptions, yielding new semantic…

计算与语言 · 计算机科学 2021-09-21 Federico López , Martin Scholz , Jessica Yung , Marie Pellat , Michael Strube , Lucas Dixon

Nowadays, data augmentation through synthetic data has been widely used in the field of Grammatical Error Correction (GEC) to alleviate the problem of data scarcity. However, these synthetic data are mainly used in the pre-training phase…

计算与语言 · 计算机科学 2024-06-26 Yixuan Wang , Baoxin Wang , Yijun Liu , Qingfu Zhu , Dayong Wu , Wanxiang Che

Leveraging user-provided translation to constrain NMT has practical significance. Existing methods can be classified into two main categories, namely the use of placeholder tags for lexicon words and the use of hard constraints during…

计算与语言 · 计算机科学 2019-05-17 Kai Song , Yue Zhang , Heng Yu , Weihua Luo , Kun Wang , Min Zhang

With the latest advances in Deep Learning-based generative models, it has not taken long to take advantage of their remarkable performance in the area of time series. Deep neural networks used to work with time series heavily depend on the…

Information extraction (IE) for visually-rich documents (VRDs) has achieved SOTA performance recently thanks to the adaptation of Transformer-based language models, which shows the great potential of pre-training methods. In this paper, we…

人工智能 · 计算机科学 2021-07-07 Tuan-Anh D. Nguyen , Hieu M. Vu , Nguyen Hong Son , Minh-Tien Nguyen