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Magnetic Resonance Imaging (MRI) is a vital component of medical imaging. When compared to other image modalities, it has advantages such as the absence of radiation, superior soft tissue contrast, and complementary multiple sequence…

图像与视频处理 · 电气工程与系统科学 2021-05-06 Guang Yang , Jun Lv , Yutong Chen , Jiahao Huang , Jin Zhu

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

图像与视频处理 · 电气工程与系统科学 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

Deep learning techniques have led to state-of-the-art image super resolution with natural images. Normally, pairs of high-resolution and low-resolution images are used to train the deep learning models. These techniques have also been…

图像与视频处理 · 电气工程与系统科学 2022-10-14 Yutaro Iwamoto , Kyohei Takeda , Yinhao Li , Akihiko Shiino , Yen-Wei Chen

High-resolution (HR) information of fluid flows, although preferable, is usually less accessible due to limited computational or experimental resources. In many cases, fluid data are generally sparse, incomplete, and possibly noisy. How to…

流体动力学 · 物理学 2021-07-20 Han Gao , Luning Sun , Jian-Xun Wang

Medical image classification is often challenging for two reasons: a lack of labelled examples due to expensive and time-consuming annotation protocols, and imbalanced class labels due to the relative scarcity of disease-positive…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Tri Huynh , Aiden Nibali , Zhen He

Single image super-resolution (SISR) has played an important role in the field of image processing. Recent generative adversarial networks (GANs) can achieve excellent results on low-resolution images. However, there are little literatures…

图像与视频处理 · 电气工程与系统科学 2026-01-14 Ziang Wu , Xuanyu Zhang , Yinbo Yu , Qi Zhu , Jerry Chun-Wei Lin , Chunwei Tian

High-resolution (HR) magnetic resonance imaging (MRI) is crucial for many clinical and research applications. However, achieving it remains costly and constrained by technical trade-offs and experimental limitations. Super-resolution (SR)…

Video super-resolution (VSR) has become one of the most critical problems in video processing. In the deep learning literature, recent works have shown the benefits of using adversarial-based and perceptual losses to improve the performance…

计算机视觉与模式识别 · 计算机科学 2019-06-26 Alice Lucas , Santiago Lopez Tapia , Rafael Molina , Aggelos K. Katsaggelos

A key requirement for the success of supervised deep learning is a large labeled dataset - a condition that is difficult to meet in medical image analysis. Self-supervised learning (SSL) can help in this regard by providing a strategy to…

计算机视觉与模式识别 · 计算机科学 2020-11-02 Krishna Chaitanya , Ertunc Erdil , Neerav Karani , Ender Konukoglu

Deep Convolutional Neural Networks (DCNNs) have exhibited impressive performance on image super-resolution tasks. However, these deep learning-based super-resolution methods perform poorly in real-world super-resolution tasks, where the…

计算机视觉与模式识别 · 计算机科学 2023-01-04 Xiang Wang , Yimin Yang , Zhichang Guo , Zhili Zhou , Yu Liu , Qixiang Pang , Shan Du

The identification of lesion within medical image data is necessary for diagnosis, treatment and prognosis. Segmentation and classification approaches are mainly based on supervised learning with well-paired image-level or voxel-level…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Liyan Sun , Jiexiang Wang , Yue Huang , Xinghao Ding , Hayit Greenspan , John Paisley

NeRF-based methods reconstruct 3D scenes by building a radiance field with implicit or explicit representations. While NeRF-based methods can perform novel view synthesis (NVS) at arbitrary scale, the performance in high-resolution novel…

计算机视觉与模式识别 · 计算机科学 2025-12-18 Ding-Jiun Huang , Zi-Ting Chou , Yu-Chiang Frank Wang , Cheng Sun

Unsupervised learning can discover various unseen diseases, relying on large-scale unannotated medical images of healthy subjects. Towards this, unsupervised methods reconstruct a single medical image to detect outliers either in the…

图像与视频处理 · 电气工程与系统科学 2020-03-18 Changhee Han , Leonardo Rundo , Kohei Murao , Zoltán Ádám Milacski , Kazuki Umemoto , Evis Sala , Hideki Nakayama , Shin'ichi Satoh

Magnetic Resonance Spectroscopic Imaging (MRSI) is a valuable tool for studying metabolic activities in the human body, but the current applications are limited to low spatial resolutions. The existing deep learning-based MRSI…

图像与视频处理 · 电气工程与系统科学 2022-06-22 Siyuan Dong , Gilbert Hangel , Wolfgang Bogner , Georg Widhalm , Karl Rössler , Siegfried Trattnig , Chenyu You , Robin de Graaf , John Onofrey , James Duncan

Compressed sensing (CS) leverages the sparsity prior to provide the foundation for fast magnetic resonance imaging (fastMRI). However, iterative solvers for ill-posed problems hinder their adaption to time-critical applications. Moreover,…

图像与视频处理 · 电气工程与系统科学 2021-03-16 Jingshuai Liu , Mehrdad Yaghoobi

Medical image classification is a challenging task due to the scarcity of labeled samples and class imbalance caused by the high variance in disease prevalence. Semi-supervised learning (SSL) methods can mitigate these challenges by…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Md Junaid Mahmood , Pranaw Raj , Divyansh Agarwal , Suruchi Kumari , Pravendra Singh

Single Image Super-Resolution (SISR) task refers to learn a mapping from low-resolution images to the corresponding high-resolution ones. This task is known to be extremely difficult since it is an ill-posed problem. Recently, Convolutional…

计算机视觉与模式识别 · 计算机科学 2020-01-29 Seyed Mehdi Ayyoubzadeh , Xiaolin Wu

High-quality magnetic resonance (MR) image, i.e., with near isotropic voxel spacing, is desirable in various scenarios of medical image analysis. However, many MR acquisitions use large inter-slice spacing in clinical practice. In this…

图像与视频处理 · 电气工程与系统科学 2021-08-18 Kai Xuan , Liping Si , Lichi Zhang , Zhong Xue , Yining Jiao , Weiwu Yao , Dinggang Shen , Dijia Wu , Qian Wang

We address the problem of segmenting 3D multi-modal medical images in scenarios where very few labeled examples are available for training. Leveraging the recent success of adversarial learning for semi-supervised segmentation, we propose a…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Arnab Kumar Mondal , Jose Dolz , Christian Desrosiers

Diffusion magnetic resonance imaging (dMRI) often suffers from low spatial and angular resolution due to inherent limitations in imaging hardware and system noise, adversely affecting the accurate estimation of microstructural parameters…

图像与视频处理 · 电气工程与系统科学 2025-01-28 Ruoyou Wu , Jian Cheng , Cheng Li , Juan Zou , Wenxin Fan , Hua Guo , Yong Liang , Shanshan Wang