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Data augmentation is one of the most effective techniques to improve the generalization performance of deep neural networks. Yet, despite often facing limited data availability in medical image analysis, it is frequently underutilized. This…

图像与视频处理 · 电气工程与系统科学 2024-03-18 Adam Tupper , Christian Gagné

The use of Convolutional Neural Networks (CNN) in natural image classification systems has produced very impressive results. Combined with the inherent nature of medical images that make them ideal for deep-learning, further application of…

机器学习 · 计算机科学 2016-01-11 Junghwan Cho , Kyewook Lee , Ellie Shin , Garry Choy , Synho Do

Automated segmentation of esophagus is critical in image guided/adaptive radiotherapy of lung cancer to minimize radiation-induced toxicities such as acute esophagitis. We developed a semantic physics-based data augmentation method for…

图像与视频处理 · 电气工程与系统科学 2021-02-02 Sadegh R Alam , Tianfang Li , Pengpeng Zhang , Si-Yuan Zhang , Saad Nadeem

In this paper we present a methodology that uses convolutional neural networks (CNNs) for segmentation by iteratively growing predicted mask regions in each coordinate direction. The CNN is used to predict class probability scores in a…

图像与视频处理 · 电气工程与系统科学 2020-09-25 John Lagergren , Erica Rutter , Kevin Flores

Deep learning has achieved remarkable results in many computer vision tasks. Deep neural networks typically rely on large amounts of training data to avoid overfitting. However, labeled data for real-world applications may be limited. By…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Suorong Yang , Weikang Xiao , Mengchen Zhang , Suhan Guo , Jian Zhao , Furao Shen

We introduce a fluid-based image augmentation method for medical image analysis. In contrast to existing methods, our framework generates anatomically meaningful images via interpolation from the geodesic subspace underlying given samples.…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Zhengyang Shen , Zhenlin Xu , Sahin Olut , Marc Niethammer

Convolutional neural network (CNN) methods have been proposed to quantify lesions in medical imaging. Commonly more than one imaging examination is available for a patient, but the serial information in these images often remains unused.…

图像与视频处理 · 电气工程与系统科学 2019-10-29 Mariëlle J. A. Jansen , Hugo J. Kuijf , Ashis K. Dhara , Nick A. Weaver , Geert Jan Biessels , Robin Strand , Josien P. W. Pluim

This preliminary study focuses on the development of a medical image segmentation algorithm based on artificial intelligence for calculating bone growth in contact with metallic implants. %as a result of the problem of estimating the growth…

图像与视频处理 · 电气工程与系统科学 2022-04-25 Fernando García-Torres , Carmen Mínguez-Porter , Julia Tomás-Chenoll , Sofía Iranzo-Egea , Juan-Manuel Belda-Lois

Most data-driven models for medical image analysis rely on universal augmentations to improve accuracy. Experimental evidence has confirmed their effectiveness, but the unclear mechanism underlying them poses a barrier to the widespread…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Yiqin Zhang , Qingkui Chen , Chen Huang , Zhengjie Zhang , Meiling Chen , Zhibing Fu

Despite continued advancement in recent years, deep neural networks still rely on large amounts of training data to avoid overfitting. However, labeled training data for real-world applications such as healthcare is limited and difficult to…

Although numerous improvements have been made in the field of image segmentation using convolutional neural networks, the majority of these improvements rely on training with larger datasets, model architecture modifications, novel loss…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Saied Asgari Taghanaki , Kumar Abhishek , Ghassan Hamarneh

We develop a neural network model to classify liver cancer patients into high-risk and low-risk groups using genomic data. Our approach provides a novel technique to classify big data sets using neural network models. We preprocess the data…

机器学习 · 统计学 2016-11-28 Ashkan Zeinalzadeh , Tom Wenska , Gordon Okimoto

Automated polyp segmentation technology plays an important role in diagnosing intestinal diseases, such as tumors and precancerous lesions. Previous works have typically trained convolution-based U-Net or Transformer-based neural network…

图像与视频处理 · 电气工程与系统科学 2022-11-18 Lei Zhou

Precision medicine in the quantitative management of chronic diseases and oncology would be greatly improved if the Computed Tomography (CT) scan of any patient could be segmented, parsed and analyzed in a precise and detailed way. However,…

Data augmentation has become a de facto component of deep learning-based medical image segmentation methods. Most data augmentation techniques used in medical imaging focus on spatial and intensity transformations to improve the diversity…

图像与视频处理 · 电气工程与系统科学 2023-08-21 Berke Doga Basaran , Weitong Zhang , Mengyun Qiao , Bernhard Kainz , Paul M. Matthews , Wenjia Bai

Medical image segmentation plays a vital role in various clinical applications, enabling accurate delineation and analysis of anatomical structures or pathological regions. Traditional CNNs have achieved remarkable success in this field.…

图像与视频处理 · 电气工程与系统科学 2024-04-18 Seyed M. R. Modaresi , Aomar Osmani , Mohammadreza Razzazi , Abdelghani Chibani

In this study, we propose a robust methodology for automatic segmentation of infected lung regions in COVID-19 CT scans using convolutional neural networks. The approach is based on a modified U-Net architecture enhanced with attention…

图像与视频处理 · 电气工程与系统科学 2026-02-20 Amal Lahchim , Lazar Davic

In this study, we present a method for generating automated anatomy segmentation datasets using a sequential process that involves nnU-Net-based pseudo-labeling and anatomy-guided pseudo-label refinement. By combining various fragmented…

图像与视频处理 · 电气工程与系统科学 2023-07-26 Alexander Jaus , Constantin Seibold , Kelsey Hermann , Alexandra Walter , Kristina Giske , Johannes Haubold , Jens Kleesiek , Rainer Stiefelhagen

Due to the limitation of available labeled data, medical image segmentation is a challenging task for deep learning. Traditional data augmentation techniques have been shown to improve segmentation network performances by optimizing the…

图像与视频处理 · 电气工程与系统科学 2022-11-03 Kevin Ginsburger

Data augmentation refers to a group of techniques whose goal is to battle limited amount of available data to improve model generalization and push sample distribution toward the true distribution. While different augmentation strategies…

定量方法 · 定量生物学 2020-06-03 Ruqian Hao , Khashayar Namdar , Lin Liu , Masoom A. Haider , Farzad Khalvati