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Most current deep learning based single image super-resolution (SISR) methods focus on designing deeper / wider models to learn the non-linear mapping between low-resolution (LR) inputs and the high-resolution (HR) outputs from a large…

Image and Video Processing · Electrical Eng. & Systems 2020-05-05 Rao Muhammad Umer , Gian Luca Foresti , Christian Micheloni

22. Shortening acquisition time and reducing the motion-artifact are two of the most critical issues in MRI. As a promising solution, high-quality MRI image restoration provides a new approach to achieve higher resolution without costing…

Image and Video Processing · Electrical Eng. & Systems 2021-02-02 Hao Li , Jianan Liu

Purpose: To develop a pipeline for motion artifact correction in mGRE and quantitative susceptibility mapping (QSM). Methods: Deep learning is integrated with autofocus to improve motion artifact suppression, which is applied QSM of…

Signal Processing · Electrical Eng. & Systems 2024-05-28 Chao Li , Jinwei Zhang , Hang Zhang , Jiahao Li , Pascal Spincemaille , Thanh D. Nguyen , Yi Wang

In the field of medical image analysis, there is a substantial need for high-resolution (HR) images to improve diagnostic accuracy. However, it is a challenging task to obtain HR medical images, as it requires advanced instruments and…

Image and Video Processing · Electrical Eng. & Systems 2024-11-25 Alireza Aghelan , Modjtaba Rouhani

Automated quality assessment of structural brain MRI is an important prerequisite for reliable neuroimaging analysis, but yet remains challenging due to motion artifacts and poor generalization across acquisition sites. Existing approaches…

Image and Video Processing · Electrical Eng. & Systems 2026-03-09 Naveetha Nithianandam , Prabhjot Kaur , Anil Kumar Sao

Segmenting anatomical structures in medical images has been successfully addressed with deep learning methods for a range of applications. However, this success is heavily dependent on the quality of the image that is being segmented. A…

Image and Video Processing · Electrical Eng. & Systems 2020-07-06 Ilkay Oksuz , James R. Clough , Bram Ruijsink , Esther Puyol Anton , Aurelien Bustin , Gastao Cruz , Claudia Prieto , Andrew P. King , Julia A. Schnabel

Shortening acquisition time and reducing motion artifacts are the most critical challenges in magnetic resonance imaging (MRI). Deep learning-based image restoration has emerged as a promising solution capable of generating high-resolution…

Image and Video Processing · Electrical Eng. & Systems 2026-03-27 Hao Li , Jianan Liu , Marianne Schell , Tao Huang , Arne Lauer , Katharina Schregel , Jessica Jesser , Dominik F Vollherbst , Martin Bendszus , Sabine Heiland , Tim Hilgenfeld

The state-of-the-art facial image inpainting methods achieved promising results but face realism preservation remains a challenge. This is due to limitations such as; failures in preserving edges and blurry artefacts. To overcome these…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Jireh Jam , Connah Kendrick , Vincent Drouard , Kevin Walker , Gee-Sern Hsu , Moi Hoon Yap

Motion artifacts in Magnetic Resonance Imaging (MRI) arise due to relatively long acquisition times and can compromise the clinical utility of acquired images. Traditional motion correction methods often fail to address severe motion,…

Image and Video Processing · Electrical Eng. & Systems 2024-07-04 Ziad Al-Haj Hemidi , Christian Weihsbach , Mattias P. Heinrich

Digital Rock Imaging is constrained by detector hardware, and a trade-off between the image field of view (FOV) and the image resolution must be made. This can be compensated for with super resolution (SR) techniques that take a wide FOV,…

Image and Video Processing · Electrical Eng. & Systems 2020-02-18 Ying Da Wang , Ryan T. Armstrong , Peyman Mostaghimi

Purpose To develop and evaluate a deep learning-based method (MC-Net) to suppress motion artifacts in brain magnetic resonance imaging (MRI). Methods MC-Net was derived from a UNet combined with a two-stage multi-loss function. T1-weighted…

Image and Video Processing · Electrical Eng. & Systems 2022-10-26 Lei Zhang , Xiaoke Wang , Michael Rawson , Radu Balan , Edward H. Herskovits , Elias Melhem , Linda Chang , Ze Wang , Thomas Ernst

Purpose: Deep learning-based MRI artifact correction methods often demonstrate poor generalization to clinical data. This limitation largely stems from the inability of deep learning models in reliably distinguishing motion artifacts from…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Ziheng Guo , Danqun Zheng , Shuai Li , Chengwei Chen , Boyang Pan , Xuezhou Li , Ziqin Yu , Langdi Zhong , Chenwei Shao , Yun Bian , Nan-Jie Gong

While Convolutional Neural Networks (CNNs) trained for image and video super-resolution (SR) regularly achieve new state-of-the-art performance, they also suffer from significant drawbacks. One of their limitations is their lack of…

Image and Video Processing · Electrical Eng. & Systems 2020-06-16 Alice Lucas , Santiago Lopez-Tapia , Rafael Molina , Aggelos K. Katsaggelos

Motion artifacts caused by prolonged acquisition time are a significant challenge in Magnetic Resonance Imaging (MRI), hindering accurate tissue segmentation. These artifacts appear as blurred images that mimic tissue-like appearances,…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Sunyoung Jung , Yoonseok Choi , Mohammed A. Al-masni , Minyoung Jung , Dong-Hyun Kim

Accurate hand gesture prediction is crucial for effective upper-limb prosthetic limbs control. As the high flexibility and multiple degrees of freedom exhibited by human hands, there has been a growing interest in integrating deep networks…

Human-Computer Interaction · Computer Science 2026-04-07 Wenjuan Zhong , Yuyang Zhang , Peiwen Fu , Wenxuan Xiong , Mingming Zhang

Artifacts, blur and noise are the common distortions degrading MRI images during the acquisition process, and deep neural networks have been demonstrated to help in improving image quality. To well exploit global structural information and…

Image and Video Processing · Electrical Eng. & Systems 2021-04-15 Xiaobin Hu , Yanyang Yan , Wenqi Ren , Hongwei Li , Yu Zhao , Amirhossein Bayat , Bjoern Menze

An approach to reduce motion artifacts in Quantitative Susceptibility Mapping using deep learning is proposed. We use an affine motion model with randomly created motion profiles to simulate motion-corrupted QSM images. The simulated QSM…

Medical Physics · Physics 2021-05-06 Chao Li , Hang Zhang , Jinwei Zhang , Pascal Spincemaille , Thanh D. Nguyen , Yi Wang

Cardiovascular Magnetic Resonance (CMR) plays an important role in the diagnoses and treatment of cardiovascular diseases while motion artifacts which are formed during the scanning process of CMR seriously affects doctors to find the exact…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Yunxuan Zhang , Weiliang Zhang , Qinyan Zhang , Jijiang Yang , Xiuyu Chen , Shihua Zhao

Magnetic Resonance Imaging allows high resolution data acquisition with the downside of motion sensitivity due to relatively long acquisition times. Even during the acquisition of a single 2D slice, motion can severely corrupt the image.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Mathias S. Feinler , Bernadette N. Hahn

The performance of traditional compressive sensing-based MRI (CS-MRI) reconstruction is affected by its slow iterative procedure and noise-induced artefacts. Although many deep learning-based CS-MRI methods have been proposed to mitigate…

Image and Video Processing · Electrical Eng. & Systems 2020-06-24 Yifeng Guo , Chengjia Wang , Heye Zhang , Guang Yang
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