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Super-resolution plays an essential role in medical imaging because it provides an alternative way to achieve high spatial resolutions and image quality with no extra acquisition costs. In the past few decades, the rapid development of deep…

图像与视频处理 · 电气工程与系统科学 2023-03-06 Jin Zhu , Guang Yang , Pietro Lio

Recently, most of state-of-the-art single image super-resolution (SISR) methods have attained impressive performance by using deep convolutional neural networks (DCNNs). The existing SR methods have limited performance due to a fixed…

图像与视频处理 · 电气工程与系统科学 2021-07-08 Rao Muhammad Umer , Asad Munir , Christian Micheloni

GANs are able to model accurately the distribution of complex, high-dimensional datasets, e.g. images. This makes high-quality GANs useful for unsupervised anomaly detection in medical imaging. However, differences in training datasets such…

图像与视频处理 · 电气工程与系统科学 2022-08-18 Sam Ellis , Octavio E. Martinez Manzanera , Vasileios Baltatzis , Ibrahim Nawaz , Arjun Nair , Loïc Le Folgoc , Sujal Desai , Ben Glocker , Julia A. Schnabel

Remote Sensing Image Super-Resolution (RSISR) reconstructs high-resolution (HR) remote sensing images from low-resolution inputs to support fine-grained ground object interpretation. Existing methods face three key challenges: (1)…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Yide Liu , Haijiang Sun , Xiaowen Zhang , Qiaoyuan Liu , Zhouchang Chen , Chongzhuo Xiao

Capturing high-resolution magnetic resonance (MR) images is a time consuming process, which makes it unsuitable for medical emergencies and pediatric patients. Low-resolution MR imaging, by contrast, is faster than its high-resolution…

图像与视频处理 · 电气工程与系统科学 2022-01-25 Sahar Almahfouz Nasser , Saqib Shamsi , Valay Bundele , Bhavesh Garg , Amit Sethi

Deep convolutional neural networks (CNNs) have obtained remarkable performance in single image super-resolution (SISR). However, very deep networks can suffer from training difficulty and hardly achieve further performance gain. There are…

图像与视频处理 · 电气工程与系统科学 2022-11-18 Alexander Panaetov , Karim Elhadji Daou , Igor Samenko , Evgeny Tetin , Ilya Ivanov

Raw depth images captured in indoor scenarios frequently exhibit extensive missing values due to the inherent limitations of the sensors and environments. For example, transparent materials frequently elude detection by depth sensors;…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Haowen Wang , Zhengping Che , Yufan Yang , Mingyuan Wang , Zhiyuan Xu , Xiuquan Qiao , Mengshi Qi , Feifei Feng , Jian Tang

The recent advances in text and image synthesis show a great promise for the future of generative models in creative fields. However, a less explored area is the one of 3D model generation, with a lot of potential applications to game…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Antoine Schnepf , Flavian Vasile , Ugo Tanielian

Currently generative adversarial networks (GANs) are rarely applied to medical images of large sizes, especially 3D volumes, due to their large computational demand. We propose a novel multi-scale patch-based GAN approach to generate large…

图像与视频处理 · 电气工程与系统科学 2019-07-09 Hristina Uzunova , Jan Ehrhardt , Fabian Jacob , Alex Frydrychowicz , Heinz Handels

While 3D GANs have recently demonstrated the high-quality synthesis of multi-view consistent images and 3D shapes, they are mainly restricted to photo-realistic human portraits. This paper aims to extend 3D GANs to a different, but…

计算机视觉与模式识别 · 计算机科学 2022-12-01 Wonjoon Jin , Nuri Ryu , Geonung Kim , Seung-Hwan Baek , Sunghyun Cho

The current existing deep image super-resolution methods usually assume that a Low Resolution (LR) image is bicubicly downscaled of a High Resolution (HR) image. However, such an ideal bicubic downsampling process is different from the real…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Rao Muhammad Umer , Christian Micheloni

Image synthesis via Generative Adversarial Networks (GANs) of three-dimensional (3D) medical images has great potential that can be extended to many medical applications, such as, image enhancement and disease progression modeling. However,…

图像与视频处理 · 电气工程与系统科学 2021-07-22 Sungmin Hong , Razvan Marinescu , Adrian V. Dalca , Anna K. Bonkhoff , Martin Bretzner , Natalia S. Rost , Polina Golland

Super-resolution using deep neural networks typically relies on highly curated training sets that are often unavailable in clinical deployment scenarios. Using loss functions that assume Gaussian-distributed residuals makes the learning…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Uddeshya Upadhyay , Suyash P. Awate

This research aims to improve dietetic-nutritional treatment using state-of-the-art RGB-D sensors and virtual reality (VR) technology. Recent studies show that adherence to treatment can be improved using multimedia technologies. However,…

In medical imaging analysis, deep learning has shown promising results. We frequently rely on volumetric data to segment medical images, necessitating the use of 3D architectures, which are commended for their capacity to capture interslice…

图像与视频处理 · 电气工程与系统科学 2023-05-18 Ikboljon Sobirov , Numan Saeed , Mohammad Yaqub

Recent attempts at Super-Resolution for medical images used deep learning techniques such as Generative Adversarial Networks (GANs) to achieve perceptually realistic single image Super-Resolution. Yet, they are constrained by their…

图像与视频处理 · 电气工程与系统科学 2020-06-05 Chuan Tan , Jin Zhu , Pietro Lio'

Generative adversarial networks (GANs) are currently rarely applied on 3D medical images of large size, due to their immense computational demand. The present work proposes a multi-scale patch-based GAN approach for establishing unpaired…

图像与视频处理 · 电气工程与系统科学 2020-10-13 Hristina Uzunova , Jan Ehrhardt , Heinz Handels

The generative adversarial network (GAN) is successfully applied to study the perceptual single image superresolution (SISR). However, the GAN often tends to generate images with high frequency details being inconsistent with the real ones.…

图像与视频处理 · 电气工程与系统科学 2021-12-28 Ziyang Liu , Zhengguo Li , Xingming Wu , Zhong Liu , Weihai Chen

Magnetic resonance imaging plays an important role in computer-aided diagnosis and brain exploration. However, limited by hardware, scanning time and cost, it's challenging to acquire high-resolution (HR) magnetic resonance (MR) image…

图像与视频处理 · 电气工程与系统科学 2020-11-10 Senrong You , Yong Liu , Baiying Lei , Shuqiang Wang

Deep learning based single image super resolution (SISR) algorithms has revolutionized the overall diagnosis framework by continually improving the architectural components and training strategies associated with convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-03-15 Fayaz Ali Dharejo , Muhammad Zawish , Farah Deeba Yuanchun Zhou , Kapal Dev , Sunder Ali Khowaja , Nawab Muhammad Faseeh Qureshi