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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'

Magnetic resonance image (MRI) reconstruction is a severely ill-posed linear inverse task demanding time and resource intensive computations that can substantially trade off {\it accuracy} for {\it speed} in real-time imaging. In addition,…

计算机视觉与模式识别 · 计算机科学 2017-06-02 Morteza Mardani , Enhao Gong , Joseph Y. Cheng , Shreyas Vasanawala , Greg Zaharchuk , Marcus Alley , Neil Thakur , Song Han , William Dally , John M. Pauly , Lei Xing

With the rise of large radio interferometric telescopes, particularly the SKA, there is a growing demand for computationally efficient image reconstruction techniques. Existing reconstruction methods, such as the CLEAN algorithm or proximal…

天体物理仪器与方法 · 物理学 2025-07-30 Matthijs Mars , Tobías I. Liaudat , Jessica J. Whitney , Marta M. Betcke , Jason D. McEwen

Compressive sensing (CS) is widely used to reduce the acquisition time of magnetic resonance imaging (MRI). Although state-of-the-art deep learning based methods have been able to obtain fast, high-quality reconstruction of CS-MR images,…

图像与视频处理 · 电气工程与系统科学 2020-09-25 Bhavya Vasudeva , Puneesh Deora , Saumik Bhattacharya , Pyari Mohan Pradhan

Single image super-resolution (SISR) reconstruction for magnetic resonance imaging (MRI) has generated significant interest because of its potential to not only speed up imaging but to improve quantitative processing and analysis of…

图像与视频处理 · 电气工程与系统科学 2019-07-17 Jiancong Wang , Yuhua Chen , Yifan Wu , Jianbo Shi , James Gee

Inference problems for two-dimensional snapshots of rotating turbulent flows are studied. We perform a systematic quantitative benchmark of point-wise and statistical reconstruction capabilities of the linear Extended Proper Orthogonal…

流体动力学 · 物理学 2023-11-07 Tianyi Li , Michele Buzzicotti , Luca Biferale , Fabio Bonaccorso

Machine Learning, particularly Generative Adversarial Networks (GANs), has revolutionised Super-Resolution (SR). However, generated images often lack physical meaningfulness, which is essential for scientific applications. Our approach,…

图像与视频处理 · 电气工程与系统科学 2025-08-13 Md Rakibul Hasan , Pouria Behnoudfar , Dan MacKinlay , Thomas Poulet

We show that pre-trained Generative Adversarial Networks (GANs), e.g., StyleGAN, can be used as a latent bank to improve the restoration quality of large-factor image super-resolution (SR). While most existing SR approaches attempt to…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Kelvin C. K. Chan , Xintao Wang , Xiangyu Xu , Jinwei Gu , Chen Change Loy

This paper presents a deep learning-based approach for the spatio-temporal reconstruction of sound fields using Generative Adversarial Networks (GANs). The method utilises a plane wave basis and learns the underlying statistical…

音频与语音处理 · 电气工程与系统科学 2023-08-02 Xenofon Karakonstantis , Efren Fernandez-Grande

A model based on a convolutional neural network (CNN) is designed to reconstruct the three-dimensional turbulent flows beneath a free surface using surface measurements, including the surface elevation and surface velocity. Trained on…

流体动力学 · 物理学 2023-04-12 Anqing Xuan , Lian Shen

We present a deep learning framework based on a generative adversarial network (GAN) to perform super-resolution in coherent imaging systems. We demonstrate that this framework can enhance the resolution of both pixel size-limited and…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Tairan Liu , Kevin de Haan , Yair Rivenson , Zhensong Wei , Xin Zeng , Yibo Zhang , Aydogan Ozcan

Computed medical imaging systems require a computational reconstruction procedure for image formation. In order to recover a useful estimate of the object to-be-imaged when the recorded measurements are incomplete, prior knowledge about the…

图像与视频处理 · 电气工程与系统科学 2022-02-21 Varun A. Kelkar , Mark A. Anastasio

Enhanced Super-Resolution Generative Adversarial Network (ESRGAN) is a perceptual-driven approach for single image super resolution that is able to produce photorealistic images. Despite the visual quality of these generated images, there…

图像与视频处理 · 电气工程与系统科学 2020-07-16 Nathanaël Carraz Rakotonirina , Andry Rasoanaivo

This study proposes a newly-developed deep-learning-based method to generate turbulent inflow conditions for spatially-developing turbulent boundary layer (TBL) simulations. A combination of a transformer and a multiscale-enhanced…

流体动力学 · 物理学 2023-03-22 Mustafa Z. Yousif , Meng Zhang , Linqi Yu , Ricardo Vinuesa , HeeChang Lim

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

Single Image Super-resolution (SISR) produces high-resolution images with fine spatial resolutions from aremotely sensed image with low spatial resolution. Recently, deep learning and generative adversarial networks(GANs) have made…

图像与视频处理 · 电气工程与系统科学 2022-02-01 Fayaz Ali Dharejo , Farah Deeba , Yuanchun Zhou , Bhagwan Das , Munsif Ali Jatoi , Muhammad Zawish , Yi Du , Xuezhi Wang

This paper proposes a method for reconstructing three-dimensional turbulent flows from sparse measurements without the need for ground truth data during training. A weight-sharing network is developed to infer the full flow fields from…

流体动力学 · 物理学 2026-03-11 Yaxin Mo , Luca Magri

The wall cycle in wall-bounded turbulent flows is a complex turbulence regeneration mechanism that remains not fully understood. This study explores the potential of deep reinforcement learning (DRL) for managing the wall regeneration cycle…

流体动力学 · 物理学 2024-10-21 Giorgio Maria Cavallazzi , Luca Guastoni , Ricardo Vinuesa , Alfredo Pinelli

Deep generative models have been successfully applied to many applications. However, existing works experience limitations when generating large images (the literature usually generates small images, e.g. 32 * 32 or 128 * 128). In this…

计算机视觉与模式识别 · 计算机科学 2019-03-06 Zihan Ding , Xiao-Yang Liu , Miao Yin , Linghe Kong

Recent deep learning based single image super-resolution (SISR) methods mostly train their models in a clean data domain where the low-resolution (LR) and the high-resolution (HR) images come from noise-free settings (same domain) due to…

图像与视频处理 · 电气工程与系统科学 2020-09-09 Rao Muhammad Umer , Christian Micheloni