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Related papers: RoPDA: Robust Prompt-based Data Augmentation for L…

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Data augmentation has shown its effectiveness in resolving the data-hungry problem and improving model's generalization ability. However, the quality of augmented data can be varied, especially compared with the raw/original data. To boost…

Computation and Language · Computer Science 2024-09-27 Guanyi Mou , Yichuan Li , Kyumin Lee

Deep neural networks (DNNs) often rely on massive labelled data for training, which is inaccessible in many applications. Data augmentation (DA) tackles data scarcity by creating new labelled data from available ones. Different DA methods…

Neural and Evolutionary Computing · Computer Science 2022-05-31 Binyan Hu , Yu Sun , A. K. Qin

Data augmentation is a widely employed technique to alleviate the problem of data scarcity. In this work, we propose a prompting-based approach to generate labelled training data for intent classification with off-the-shelf language models…

Computation and Language · Computer Science 2022-04-06 Gaurav Sahu , Pau Rodriguez , Issam H. Laradji , Parmida Atighehchian , David Vazquez , Dzmitry Bahdanau

Most state-of-the-art models for named entity recognition (NER) rely on the availability of large amounts of labeled data, making them challenging to extend to new, lower-resourced languages. However, there are now several proposed…

Computation and Language · Computer Science 2019-08-27 Aditi Chaudhary , Jiateng Xie , Zaid Sheikh , Graham Neubig , Jaime G. Carbonell

State-of-the-art (SOTA) semi-supervised learning techniques, such as FixMatch and it's variants, have demonstrated impressive performance in classification tasks. However, these methods are not directly applicable to regression tasks. In…

Machine Learning · Computer Science 2024-10-30 Pin-Yen Huang , Szu-Wei Fu , Yu Tsao

Named Entity Recognition (NER), a fundamental task in Natural Language Processing (NLP), has shown significant advancements for high-resource languages. However, due to a lack of annotated datasets and limited representation in Pre-trained…

Computation and Language · Computer Science 2025-04-15 Toqeer Ehsan , Thamar Solorio

Data augmentation has been established as an efficacious approach to supplement useful information for low-resource datasets. Traditional augmentation techniques such as noise injection and image transformations have been widely used. In…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Yuwei Yin , Jean Kaddour , Xiang Zhang , Yixin Nie , Zhenguang Liu , Lingpeng Kong , Qi Liu

Data augmentation is often used to enlarge datasets with synthetic samples generated in accordance with the underlying data distribution. To enable a wider range of augmentations, we explore negative data augmentation strategies (NDA)that…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Abhishek Sinha , Kumar Ayush , Jiaming Song , Burak Uzkent , Hongxia Jin , Stefano Ermon

Source-Free Domain Adaptation (SFDA) aims to train a target model without source data, and the key is to generate pseudo-labels using a pre-trained source model. However, we observe that the source model often produces highly uncertain…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Jie Cheng , Hao Zheng , Meiguang Zheng , Lei Wang , Hao Wu , Jian Zhang

Data augmentation techniques are widely used in text classification tasks to improve the performance of classifiers, especially in low-resource scenarios. Most previous methods conduct text augmentation without considering the different…

Computation and Language · Computer Science 2022-09-07 Biyang Guo , Songqiao Han , Hailiang Huang

Data augmentation (DA) is crucial to mitigate model training instability and over-fitting problems in low-resource open-domain dialogue generation. However, traditional DA methods often neglect semantic data diversity, restricting the…

Computation and Language · Computer Science 2024-04-02 Zhenhua Liu , Tong Zhu , Jianxiang Xiang , Wenliang Chen

Text-based Person Retrieval (TPR) aims to retrieve person images that match the description given a text query. The performance improvement of the TPR model relies on high-quality data for supervised training. However, it is difficult to…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Zheng Li , Lijia Si , Caili Guo , Yang Yang , Qiushi Cao

Diffusion-based data augmentation (DiffDA) has emerged as a promising approach to improving classification performance under data scarcity. However, existing works vary significantly in task configurations, model choices, and experimental…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Zekun Li , Yinghuan Shi , Yang Gao , Dong Xu

Prompt-based learning has shown considerable promise in reformulating various downstream tasks as cloze problems by combining original input with a predetermined template. This approach demonstrates its effectiveness, especially in few-shot…

Computation and Language · Computer Science 2023-11-14 Bohan Li , Longxu Dou , Yutai Hou , Yunlong Feng , Honglin Mu , Qingfu Zhu , Qinghua Sun , Wanxiang Che

Source-free domain adaptation (SFDA) involves adapting a model originally trained using a labeled dataset ({\em source domain}) to perform effectively on an unlabeled dataset ({\em target domain}) without relying on any source data during…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Jing Wang , Wonho Bae , Jiahong Chen , Kuangen Zhang , Leonid Sigal , Clarence W. de Silva

Optimizing Large Language Model (LLM) performance requires well-crafted prompts, but manual prompt engineering is labor-intensive and often ineffective. Automated prompt optimization techniques address this challenge but the majority of…

Computation and Language · Computer Science 2025-08-20 Ximing Dong , Shaowei Wang , Dayi Lin , Ahmed E. Hassan

Deep learning-based methods have reached state of the art performances, relying on large quantity of available data and computational power. Such methods still remain highly inappropriate when facing a major open machine learning problem,…

Computer Vision and Pattern Recognition · Computer Science 2018-10-05 Ghouthi Boukli Hacene , Vincent Gripon , Nicolas Farrugia , Matthieu Arzel , Michel Jezequel

Imitation learning in robotics faces significant challenges in generalization due to the complexity of robotic environments and the high cost of data collection. We introduce RoCoDA, a novel method that unifies the concepts of invariance,…

Robotics · Computer Science 2025-05-21 Ezra Ameperosa , Jeremy A. Collins , Mrinal Jain , Animesh Garg

The recently proposed panoptic segmentation task presents a significant challenge of image understanding with computer vision by unifying semantic segmentation and instance segmentation tasks. In this paper we present an efficient and novel…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Yang Liu , Pietro Perona , Markus Meister

Data augmentation is essential to achieve state-of-the-art performance in many deep learning applications. However, the most effective augmentation techniques become computationally prohibitive for even medium-sized datasets. To address…

Machine Learning · Computer Science 2023-07-21 Tian Yu Liu , Baharan Mirzasoleiman