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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

Adversarial training suffers from robust overfitting, a phenomenon where the robust test accuracy starts to decrease during training. In this paper, we focus on reducing robust overfitting by using common data augmentation schemes. We…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Sylvestre-Alvise Rebuffi , Sven Gowal , Dan A. Calian , Florian Stimberg , Olivia Wiles , Timothy Mann

Deep learning models show remarkable results in automated skin lesion analysis. However, these models demand considerable amounts of data, while the availability of annotated skin lesion images is often limited. Data augmentation can expand…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Fábio Perez , Cristina Vasconcelos , Sandra Avila , Eduardo Valle

Although deep convolutional neural networks (DCNNs) have achieved significant accuracy in skin lesion classification comparable or even superior to those of dermatologists, practical implementation of these models for skin cancer screening…

计算机视觉与模式识别 · 计算机科学 2021-01-08 Shuwei Shen , Mengjuan Xu , Fan Zhang , Pengfei Shao , Honghong Liu , Liang Xu , Chi Zhang , Peng Liu , Zhihong Zhang , Peng Yao , Ronald X. Xu

Differences in staining and imaging procedures can cause significant color variations in histopathology images, leading to poor generalization when deploying deep-learning models trained from a different data source. Various color…

Histopathological cancer diagnosis is based on visual examination of stained tissue slides. Hematoxylin and eosin (H\&E) is a standard stain routinely employed worldwide. It is easy to acquire and cost effective, but cells and tissue…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Zhaoyang Xu , Xingru Huang , Carlos Fernández Moro , Béla Bozóky , Qianni Zhang

Variations in hematoxylin and eosin (H&E) stained images (due to clinical lab protocols, scanners, etc) directly impact the quality and accuracy of clinical diagnosis, and hence it is important to control for these variations for a reliable…

图像与视频处理 · 电气工程与系统科学 2020-06-26 Saad Nadeem , Travis Hollmann , Allen Tannenbaum

Traditional staining normalization approaches, e.g. Macenko, typically rely on the choice of a single representative reference image, which may not adequately account for the diverse staining patterns of datasets collected in practical…

图像与视频处理 · 电气工程与系统科学 2024-06-11 Desislav Ivanov , Carlo Alberto Barbano , Marco Grangetto

The process of digitising histology slides involves multiple factors that can affect a whole slide image's (WSI) final appearance, including the staining protocol, scanner, and tissue type. This variability constitutes a domain shift and…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Manahil Raza , Saad Bashir , Talha Qaiser , Nasir Rajpoot

In this paper we propose a new augmentation technique, called patch augmentation, that, in our experiments, improves model accuracy and makes networks more robust to adversarial attacks. In brief, this data-independent approach creates new…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Marcus D. Bloice , Peter M. Roth , Andreas Holzinger

Unsupervised and unpaired domain translation using generative adversarial neural networks, and more precisely CycleGAN, is state of the art for the stain translation of histopathology images. It often, however, suffers from the presence of…

计算机视觉与模式识别 · 计算机科学 2022-07-04 Nicolas Brieu , Felix J. Segerer , Ansh Kapil , Philipp Wortmann , Guenter Schmidt

Accurate histopathological diagnosis often requires multiple differently stained tissue sections, a process that is time-consuming, labor-intensive, and environmentally taxing due to the use of multiple chemical stains. Recently, virtual…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Jiabo MA , Wenqiang Li , Jinbang Li , Ziyi Liu , Linshan Wu , Fengtao Zhou , Li Liang , Ronald Cheong Kin Chan , Terence T. W. Wong , Hao Chen

Deploying deep learning-based imaging tools across various clinical sites poses significant challenges due to inherent domain shifts and regulatory hurdles associated with site-specific fine-tuning. For histopathology, stain normalization…

Accurate surface roughness prediction in ultra-precision machining (UPM) is critical for real-time quality control, but small datasets hinder model performance. We propose HAS-CGAN, a Hybrid Adversarial Spectral Loss CGAN, for effective UPM…

机器学习 · 计算机科学 2025-07-08 Suiyan Shang , Chi Fai Cheung , Pai Zheng

Self-supervised learning has become a cornerstone in various areas, particularly histopathological image analysis. Image augmentation plays a crucial role in self-supervised learning, as it generates variations in image samples. However,…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Hamid Manoochehri , Bodong Zhang , Beatrice S. Knudsen , Tolga Tasdizen

Immunohistochemistry is a valuable diagnostic tool for cancer pathology. However, it requires specialist labs and equipment, is time-intensive, and is difficult to reproduce. Consequently, a long term aim is to provide a digital method of…

图像与视频处理 · 电气工程与系统科学 2022-04-15 Christopher D. Walsh , Joanne Edwards , Robert H. Insall

Data imbalance is a major problem that affects several machine learning (ML) algorithms. Such a problem is troublesome because most of the ML algorithms attempt to optimize a loss function that does not take into account the data imbalance.…

图像与视频处理 · 电气工程与系统科学 2020-05-19 Steve Tsham Mpinda Ataky , Jonathan de Matos , Alceu de S. Britto , Luiz E. S. Oliveira , Alessandro L. Koerich

It is well-known that the performance of well-trained deep neural networks may degrade significantly when they are applied to data with even slightly shifted distributions. Recent studies have shown that introducing certain perturbation on…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Yabin Zhang , Bin Deng , Ruihuang Li , Kui Jia , Lei Zhang

Deep autoencoders are often extended with a supervised or adversarial loss to learn latent representations with desirable properties, such as greater predictivity of labels and outcomes or fairness with respects to a sensitive variable.…

机器学习 · 统计学 2022-01-10 William E. Carson , Austin Talbot , David Carlson

Hematoxylin and Eosin (H&E) stained Whole Slide Images (WSIs) are utilized for biopsy visualization-based diagnostic and prognostic assessment of diseases. Variation in the H&E staining process across different lab sites can lead to…

图像与视频处理 · 电气工程与系统科学 2020-11-24 Aman Shrivastava , Will Adorno , Yash Sharma , Lubaina Ehsan , S. Asad Ali , Sean R. Moore , Beatrice C. Amadi , Paul Kelly , Sana Syed , Donald E. Brown