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Data augmentation is a commonly used technique for increasing both the size and the diversity of labeled training sets by leveraging input transformations that preserve output labels. In computer vision domain, image augmentations have…

计算机视觉与模式识别 · 计算机科学 2020-02-27 Alexander Buslaev , Alex Parinov , Eugene Khvedchenya , Vladimir I. Iglovikov , Alexandr A. Kalinin

Scaling laws dictate that the performance of AI models is proportional to the amount of available data. Data augmentation is a promising solution to expanding the dataset size. Traditional approaches focused on augmentation using rotation,…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Fazle Rahat , M Shifat Hossain , Md Rubel Ahmed , Sumit Kumar Jha , Rickard Ewetz

Employing machine learning models in the real world requires collecting large amounts of data, which is both time consuming and costly to collect. A common approach to circumvent this is to leverage existing, similar data-sets with large…

计算机视觉与模式识别 · 计算机科学 2020-09-07 Michael Lomnitz , Zigfried Hampel-Arias , Nina Lopatina , Felipe A. Mejia

Data augmentation has been highly effective in narrowing the data gap and reducing the cost for human annotation, especially for tasks where ground truth labels are difficult and expensive to acquire. In face recognition, large pose and…

计算机视觉与模式识别 · 计算机科学 2020-10-07 Yifan Xing , Yuanjun Xiong , Wei Xia

Conventional image classifiers are trained by randomly sampling mini-batches of images. To achieve state-of-the-art performance, practitioners use sophisticated data augmentation schemes to expand the amount of training data available for…

机器学习 · 计算机科学 2021-06-23 Renkun Ni , Micah Goldblum , Amr Sharaf , Kezhi Kong , Tom Goldstein

Data augmentation has proven its usefulness to improve model generalization and performance. While it is commonly applied in computer vision application when it comes to multi-view systems, it is rarely used. Indeed geometric data…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Martin Engilberge , Haixin Shi , Zhiye Wang , Pascal Fua

Data augmentation has proved extremely useful by increasing training data variance to alleviate overfitting and improve deep neural networks' generalization performance. In medical image analysis, a well-designed augmentation policy usually…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Yunhe Gao , Zhiqiang Tang , Mu Zhou , Dimitris Metaxas

Data augmentation is a powerful technique to improve performance in applications such as image and text classification tasks. Yet, there is little rigorous understanding of why and how various augmentations work. In this work, we consider a…

机器学习 · 计算机科学 2023-07-28 Sen Wu , Hongyang R. Zhang , Gregory Valiant , Christopher Ré

This paper discusses and evaluates ideas of data balancing and data augmentation in the context of mathematical objects: an important topic for both the symbolic computation and satisfiability checking communities, when they are making use…

符号计算 · 计算机科学 2023-08-21 Tereso del Rio , Matthew England

Computer vision models normally witness degraded performance when deployed in real-world scenarios, due to unexpected changes in inputs that were not accounted for during training. Data augmentation is commonly used to address this issue,…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Puru Vaish , Shunxin Wang , Nicola Strisciuglio

With fast developments in computational power and algorithms, deep learning has made breakthroughs and been applied in many fields. However, generalization remains to be a critical challenge, and the limited generalization capability…

Deep learning (DL) algorithms have shown significant performance in various computer vision tasks. However, having limited labelled data lead to a network overfitting problem, where network performance is bad on unseen data as compared to…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Teerath Kumar , Alessandra Mileo , Rob Brennan , Malika Bendechache

We provide universality results that quantify how data augmentation affects the variance and limiting distribution of estimates through simple surrogates, and analyze several specific models in detail. The results confirm some observations…

机器学习 · 计算机科学 2025-12-03 Kevin Han Huang , Peter Orbanz , Morgane Austern

At the heart of the success of deep learning is the quality of the data. Through data augmentation, one can train models with better generalization capabilities and thus achieve greater results in their field of interest. In this work, we…

计算机视觉与模式识别 · 计算机科学 2021-10-28 George Chogovadze , Rémi Pautrat , Marc Pollefeys

Data-Augmentation (DA) is known to improve performance across tasks and datasets. We propose a method to theoretically analyze the effect of DA and study questions such as: how many augmented samples are needed to correctly estimate the…

机器学习 · 计算机科学 2022-02-18 Randall Balestriero , Ishan Misra , Yann LeCun

The generation of artificial data based on existing observations, known as data augmentation, is a technique used in machine learning to improve model accuracy, generalisation, and to control overfitting. Augmentor is a software package,…

计算机视觉与模式识别 · 计算机科学 2017-08-18 Marcus D. Bloice , Christof Stocker , Andreas Holzinger

Data augmentation is a ubiquitous technique for improving image classification when labeled data is scarce. Constraining the model predictions to be invariant to diverse data augmentations effectively injects the desired representational…

计算机视觉与模式识别 · 计算机科学 2022-11-21 Yuliang Zou , Jinwoo Choi , Qitong Wang , Jia-Bin Huang

Data augmentation is a technique to improve the generalization ability of machine learning methods by increasing the size of the dataset. However, since every augmentation method is not equally effective for every dataset, you need to…

机器学习 · 计算机科学 2022-05-31 Daisuke Oba , Shinnosuke Matsuo , Brian Kenji Iwana

Augmenting training datasets has been shown to improve the learning effectiveness for several computer vision tasks. A good augmentation produces an augmented dataset that adds variability while retaining the statistical properties of the…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Tom Ching LingChen , Ava Khonsari , Amirreza Lashkari , Mina Rafi Nazari , Jaspreet Singh Sambee , Mario A. Nascimento

For classifying digital whole slide images in the absence of pixel level annotation, typically multiple instance learning methods are applied. Due to the generic applicability, such methods are currently of very high interest in the…