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Following the success of deep learning in a wide range of applications, neural network-based machine learning techniques have received interest as a means of accelerating magnetic resonance imaging (MRI). A number of ideas inspired by deep…

Signal Processing · Electrical Eng. & Systems 2019-04-03 Florian Knoll , Kerstin Hammernik , Chi Zhang , Steen Moeller , Thomas Pock , Daniel K. Sodickson , Mehmet Akcakaya

Deep neural networks face several challenges in hyperspectral image classification, including insufficient utilization of joint spatial-spectral information, gradient vanishing with increasing depth, and overfitting. To enhance feature…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Guandong Li , Mengxia Ye

Magnetic Resonance Imaging (MRI) acquisitions require extensive scan times, limiting patient throughput and increasing susceptibility to motion artifacts. Accelerated parallel MRI techniques reduce acquisition time by undersampling k-space…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Mingi Kang

In this work, we propose to leverage a deep-learning (DL) based reconstruction framework for high quality Swept-Source Optical Coherence Tomography (SS-OCT) images, by incorporating wavelength ({\lambda}) space interferometric fringes.…

Image and Video Processing · Electrical Eng. & Systems 2024-10-08 Maryam Viqar , Erdem Sahin , Violeta Madjarova , Elena Stoykova , Keehoon Hong

Magnetic resonance imaging (MRI) motion artifacts can seriously affect clinical diagnostics, making it challenging to interpret images accurately. Existing methods for eliminating motion artifacts struggle to retain fine structural details…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Zhongyu Mai , Zewei Zhan , Hanyu Guo , Yulang Huang , Weifeng Su

Infrared and visible image fusion aims to combine complementary information from both modalities to provide a more comprehensive scene understanding. However, due to the significant differences between the two modalities, preserving key…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Jian Xu , Xin He

Deep learning models tend to underperform in the presence of domain shifts. Domain transfer has recently emerged as a promising approach wherein images exhibiting a domain shift are transformed into other domains for augmentation or…

Image and Video Processing · Electrical Eng. & Systems 2022-10-27 Weinan Song , Gaurav Fotedar , Nima Tajbakhsh , Ziheng Zhou , Lei He , Xiaowei Ding

Dynamic magnetic resonance imaging (MRI) exhibits high correlations in k-space and time. In order to accelerate the dynamic MR imaging and to exploit k-t correlations from highly undersampled data, here we propose a novel deep learning…

Image and Video Processing · Electrical Eng. & Systems 2019-07-23 Chen Qin , Jo Schlemper , Jinming Duan , Gavin Seegoolam , Anthony Price , Joseph Hajnal , Daniel Rueckert

High-resolution medical images can provide more detailed information for better diagnosis. Conventional medical image super-resolution relies on a single task which first performs the extraction of the features and then upscaling based on…

Image and Video Processing · Electrical Eng. & Systems 2025-04-25 Xiaoyan Kui , Zexin Ji , Beiji Zou , Yang Li , Yulan Dai , Liming Chen , Pierre Vera , Su Ruan

Accelerated magnetic resonance (MR) scan acquisition with compressed sensing (CS) and parallel imaging is a powerful method to reduce MR imaging scan time. However, many reconstruction algorithms have high computational costs. To address…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Dongwook Lee , Jaejun Yoo , Sungho Tak , Jong Chul Ye

Partial scan is a common approach to accelerate Magnetic Resonance Imaging (MRI) data acquisition in both 2D and 3D settings. However, accurately reconstructing images from partial scan data (i.e., incomplete k-space matrices) remains…

Image and Video Processing · Electrical Eng. & Systems 2023-06-06 Xiaohan Liu , Yanwei Pang , Xuebin Sun , Yiming Liu , Yonghong Hou , Zhenchang Wang , Xuelong Li

Low-light image enhancement is a classical computer vision problem aiming to recover normal-exposure images from low-light images. However, convolutional neural networks commonly used in this field are good at sampling low-frequency local…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Yunliang Zhuang , Zhuoran Zheng , Chen Lyu

Dynamic magnetic resonance (MR) imaging has generated great research interest, as it can provide both spatial and temporal information for clinical diagnosis. However, slow imaging speed or long scanning time is still one of the challenges…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Ziwen Ke , Shanshan Wang , Huitao Cheng , Leslie Ying , Qiegen Liu , Hairong Zheng , Dong Liang

In real-world scenarios, images captured often suffer from blurring, noise, and other forms of image degradation, and due to sensor limitations, people usually can only obtain low dynamic range images. To achieve high-quality images,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Kangzhen Yang , Tao Hu , Kexin Dai , Genggeng Chen , Yu Cao , Wei Dong , Peng Wu , Yanning Zhang , Qingsen Yan

Deep learning-based super-resolution (SR) techniques have generally achieved excellent performance in the computer vision field. Recently, it has been proven that three-dimensional (3D) SR for medical volumetric data delivers better visual…

Image and Video Processing · Electrical Eng. & Systems 2021-05-19 Yinhao Li , Yutaro Iwamoto , Lanfen Lin , Rui Xu , Yen-Wei Chen

Reconstructing magnetic resonance (MR) images from undersampled data is a challenging problem due to various artifacts introduced by the under-sampling operation. Recent deep learning-based methods for MR image reconstruction usually…

Image and Video Processing · Electrical Eng. & Systems 2021-06-28 Pengfei Guo , Jeya Maria Jose Valanarasu , Puyang Wang , Jinyuan Zhou , Shanshan Jiang , Vishal M. Patel

Lightweight image super-resolution (SR) aims to reconstruct high-resolution images from low-resolution images under limited computational costs. We find that existing frequency-based SR methods cannot balance the reconstruction of overall…

Image and Video Processing · Electrical Eng. & Systems 2025-08-12 Wenjie Li , Heng Guo , Yuefeng Hou , Guangwei Gao , Zhanyu Ma

In multi-contrast magnetic resonance imaging (MRI), compressed sensing theory can accelerate imaging by sampling fewer measurements within each contrast. The conventional optimization-based models suffer several limitations: strict…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Liyan Sun , Zhiwen Fan , Yue Huang , Xinghao Ding , John Paisley

Skin lesion segmentation is a crucial step in the computer-aided diagnosis of dermoscopic images. In the last few years, deep learning based semantic segmentation methods have significantly advanced the skin lesion segmentation results.…

Image and Video Processing · Electrical Eng. & Systems 2020-08-20 Yaxiong Wang , Yunchao Wei , Xueming Qian , Li Zhu , Yi Yang

Deep unfolding networks (DUNs) have demonstrated significant potential in accelerating magnetic resonance imaging (MRI). However, they often encounter high computational costs and slow convergence rates. Besides, they struggle to fully…

Image and Video Processing · Electrical Eng. & Systems 2024-10-01 Xiaoyu Qiao , Weisheng Li , Guofen Wang , Yuping Huang