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Related papers: Towards Super-Resolution CEST MRI for Visualizatio…

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Chemical exchange saturation transfer (CEST) MRI is a non-invasive imaging modality for detecting metabolites. It offers higher resolution and sensitivity compared to conventional magnetic resonance spectroscopy (MRS). However,…

Machine Learning · Computer Science 2026-02-09 Christof Duhme , Chris Lippe , Verena Hoerr , Xiaoyi Jiang

Purpose: To develop a model-based deep neural network for high-quality image reconstruction of undersampled multi-coil chemical exchange saturation transfer (CEST) data. Theory and Methods: Inspired by the variational network, the CEST…

Medical Physics · Physics 2023-05-26 Jianping Xu , Tao Zu , Yi-Cheng Hsu , Xiaoli Wang , Kannie W. Y. Chan , Yi Zhang

CEST has proven to be a valuable technique for the detection of hyperpolarized xenon-based functionalized contrast agents. Additional information can be encoded in the spectral dimension, allowing the simultaneous detection of multiple…

Medical Physics · Physics 2013-05-28 Jörg Döpfert , Christopher Witte , Martin Kunth , Leif Schröder

Chemical Exchange Saturation Transfer (CEST) MRI demonstrates its capability in significantly enhancing the detection of proteins and metabolites with low concentrations through exchangeable protons. The clinical application of CEST,…

Image and Video Processing · Electrical Eng. & Systems 2024-07-10 Chu Chen , Yang Liu , Se Weon Park , Jizhou Li , Kannie W. Y. Chan , Raymond H. F. Chan

Chemical Exchange Saturation Transfer (CEST) Magnetic Resonance Imaging (MRI) is a molecular imaging methodology capable of mapping brain metabolites with relatively high spatial resolution. Specificity is the main goal of such experiments;…

Medical Physics · Physics 2020-01-24 Frederico Severo , Noam Shemesh

Increasing use of CT in modern medical practice has raised concerns over associated radiation dose. Reduction of radiation dose associated with CT can increase noise and artifacts, which can adversely affect diagnostic confidence. Denoising…

Computer Vision and Pattern Recognition · Computer Science 2017-02-24 Qingsong Yang , Pingkun Yan , Mannudeep K. Kalra , Ge Wang

Image registration is a fundamental task for medical imaging. Resampling of the intensity values is required during registration and better spatial resolution with finer and sharper structures can improve the resampling performance and…

Image and Video Processing · Electrical Eng. & Systems 2022-01-03 Kaicong Sun , Sven Simon

Computer-aided early diagnosis of Alzheimer's disease (AD) and its prodromal form mild cognitive impairment (MCI) based on structure Magnetic Resonance Imaging (sMRI) has provided a cost-effective and objective way for early prevention and…

Image and Video Processing · Electrical Eng. & Systems 2021-11-16 Xin Zhang , Liangxiu Han , Wenyong Zhu , Liang Sun , Daoqiang Zhang

Skin cancer is among the most common cancer types. Dermoscopic image analysis improves the diagnostic accuracy for detection of malignant melanoma and other pigmented skin lesions when compared to unaided visual inspection. Hence,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Amirreza Mahbod , Gerald Schaefer , Chunliang Wang , Rupert Ecker , Georg Dorffner , Isabella Ellinger

Low-field (LF) MRI scanners have the power to revolutionize medical imaging by providing a portable and cheaper alternative to high-field MRI scanners. However, such scanners are usually significantly noisier and lower quality than their…

Image and Video Processing · Electrical Eng. & Systems 2022-11-29 Aryan Kalluvila , Neha Koonjoo , Danyal Bhutto , Marcio Rockenbach , Matthew S. Rosen

In order to address the issue that medical image would suffer from severe blurring caused by the lack of high-frequency details in the process of image super-resolution reconstruction, a novel medical image super-resolution method based on…

Computer Vision and Pattern Recognition · Computer Science 2019-05-14 Kewen Liu , Yuan Ma , Hongxia Xiong , Zejun Yan , Zhijun Zhou , Panpan Fang , Chaoyang Liu

High resolution magnetic resonance (MR) imaging is desirable in many clinical applications due to its contribution to more accurate subsequent analyses and early clinical diagnoses. Single image super resolution (SISR) is an effective and…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Xiaole Zhao , Yulun Zhang , Tao Zhang , Xueming Zou

Magnetic resonance imaging (MRI) is widely used for screening, diagnosis, image-guided therapy, and scientific research. A significant advantage of MRI over other imaging modalities such as computed tomography (CT) and nuclear imaging is…

Image and Video Processing · Electrical Eng. & Systems 2020-02-20 Qing Lyu , Hongming Shan , Ge Wang

Purpose: There is increasing interest in computed tomography (CT) image estimations from magnetic resonance (MR) images. The estimated CT images can be utilised for attenuation correction, patient positioning, and dose planning in…

Methodology · Statistics 2019-04-02 Fekadu L. Bayisa , Xijia Liu , Anders Garpebring , Jun Yu

For collecting high-quality high-resolution (HR) MR image, we propose a novel image reconstruction network named IREM, which is trained on multiple low-resolution (LR) MR images and achieve an arbitrary up-sampling rate for HR image…

Image and Video Processing · Electrical Eng. & Systems 2021-06-30 Qing Wu , Yuwei Li , Lan Xu , Ruiming Feng , Hongjiang Wei , Qing Yang , Boliang Yu , Xiaozhao Liu , Jingyi Yu , Yuyao Zhang

$\textbf{Purpose}$: To develop a clinical CEST MR fingerprinting (CEST-MRF) method for brain tumor quantification using EPI acquisition and deep learning reconstruction. $\textbf{Methods}$: A CEST-MRF pulse sequence originally designed for…

Alzheimer's Disease (AD) is a progressive neurological disorder that can result in significant cognitive impairment and dementia. Accurate and timely diagnosis is essential for effective treatment and management of this disease. In this…

Image and Video Processing · Electrical Eng. & Systems 2024-12-10 Mozhgan Naderi , Maryam Rastgarpour , Amir Reza Takhsha

Super-resolution (SR) aims to enhance the quality of low-resolution images and has been widely applied in medical imaging. We found that the design principles of most existing methods are influenced by SR tasks based on real-world images…

Image and Video Processing · Electrical Eng. & Systems 2025-11-14 Feiyang Jia , Zhineng Chen , Ziying Song , Lin Liu , Caiyan Jia

Magnetic resonance imaging (MRI) is indispensable for diagnosing and planning treatment in various medical conditions due to its ability to produce multi-series images that reveal different tissue characteristics. However, integrating these…

Image and Video Processing · Electrical Eng. & Systems 2024-12-11 Churan Wang , Fei Gao , Lijun Yan , Siwen Wang , Yizhou Yu , Yizhou Wang

Optical Coherence Tomography (OCT) imaging is pivotal in diagnosing ophthalmic conditions by providing detailed cross-sectional images of the anterior and posterior segments of the eye. Nonetheless, speckle noise and other imaging artifacts…

Image and Video Processing · Electrical Eng. & Systems 2024-09-26 Akkidas Noel Prakash , Jahnvi Sai Ganta , Ramaswami Krishnadas , Tin A. Tunc , Satish K Panda
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