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We sought to develop a quantitative tool to quickly determine relative differences in MRI volumes both within and between large MR imaging cohorts (such as available in The Cancer Imaging Archive (TCIA)), in order to help determine the…

Image and Video Processing · Electrical Eng. & Systems 2021-06-09 Amir Reza Sadri , Andrew Janowczyk , Ren Zou , Ruchika Verma , Niha Beig , Jacob Antunes , Anant Madabhushi , Pallavi Tiwari , Satish E. Viswanath

Purpose: Reliable image quality assessment is crucial for evaluating new motion correction methods for magnetic resonance imaging. In this work, we compare the performance of commonly used reference-based and reference-free image quality…

Medical Physics · Physics 2025-06-18 Elisa Marchetto , Hannah Eichhorn , Daniel Gallichan , Julia A. Schnabel , Melanie Ganz

Magnetic resonance (MR) imaging offers a wide variety of imaging techniques. A large amount of data is created per examination which needs to be checked for sufficient quality in order to derive a meaningful diagnosis. This is a manual…

Magnetic resonance imaging (MRI) quality assessment is crucial for clinical decision-making, yet remains challenging due to data scarcity and protocol variability. Traditional approaches face fundamental trade-offs: signal-based methods…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Fankai Jia , Daisong Gan , Zhe Zhang , Zhaochi Wen , Chenchen Dan , Dong Liang , Haifeng Wang

In clinical practice MR images are often first seen by radiologists long after the scan. If image quality is inadequate either patients have to return for an additional scan, or a suboptimal interpretation is rendered. An automatic image…

Image and Video Processing · Electrical Eng. & Systems 2022-01-21 Ke Lei , John M. Pauly , Shreyas S. Vasanawala

Quality control (QC) of MR images is essential to ensure that downstream analyses such as segmentation can be performed successfully. Currently, QC is predominantly performed visually and subjectively, at significant time and operator cost.…

Image and Video Processing · Electrical Eng. & Systems 2021-09-07 Richard Shaw , Carole H. Sudre , Sebastien Ourselin , M. Jorge Cardoso , Hugh G. Pemberton

Large medical imaging data sets are becoming increasingly available, but ensuring sample quality without significant artefacts is challenging. Existing methods for identifying imperfections in medical imaging rely on data-intensive…

Image and Video Processing · Electrical Eng. & Systems 2023-11-15 Daniele Ravi , Frederik Barkhof , Daniel C. Alexander , Lemuel Puglisi , Geoffrey JM Parker , Arman Eshaghi

Quality control (QC) has long been considered essential to guarantee the reliability of neuroimaging studies. It is particularly important for fetal brain MRI, where large and unpredictable fetal motion can lead to substantial artifacts in…

Image and Video Processing · Electrical Eng. & Systems 2023-11-09 Thomas Sanchez , Oscar Esteban , Yvan Gomez , Elisenda Eixarch , Meritxell Bach Cuadra

Background and Objectives: Cardiovascular magnetic resonance (CMR) imaging is a powerful modality in functional and anatomical assessment for various cardiovascular diseases. Sufficient image quality is essential to achieve proper diagnosis…

Image and Video Processing · Electrical Eng. & Systems 2023-10-02 Shahabedin Nabavi , Hossein Simchi , Mohsen Ebrahimi Moghaddam , Ahmad Ali Abin , Alejandro F. Frangi

Magnetic Resonance Imaging (MRI) suffers from several artifacts, the most common of which are motion artifacts. These artifacts often yield images that are of non-diagnostic quality. To detect such artifacts, images are prospectively…

Image and Video Processing · Electrical Eng. & Systems 2019-12-09 Jeffrey Ma , Ukash Nakarmi , Cedric Yue Sik Kin , Christopher Sandino , Joseph Y. Cheng , Ali B. Syed , Peter Wei , John M. Pauly , Shreyas Vasanawala

As very large studies of complex neuroimaging phenotypes become more common, human quality assessment of MRI-derived data remains one of the last major bottlenecks. Few attempts have so far been made to address this issue with machine…

Due to the growing number of MRI data, automated quality control (QC) has become essential, especially for larger scale analysis. Several attempts have been made in order to develop reliable and scalable QC pipelines. However, the…

Machine Learning · Statistics 2022-06-01 Ghiles Reguig , Marie Chupin , Hugo Dary , Eric Bardinet , Stéphane Lehéricy , Romain Valabregue

The emergence of clinical data warehouses (CDWs), which contain the medical data of millions of patients, has paved the way for vast data sharing for research. The quality of MRIs gathered in CDWs differs greatly from what is observed in…

Image and Video Processing · Electrical Eng. & Systems 2024-06-19 Sophie Loizillon , Simona Bottani , Stéphane Mabille , Yannick Jacob , Aurélien Maire , Sebastian Ströer , Didier Dormont , Olivier Colliot , Ninon Burgos

Deep learning models generating structural brain MRIs have the potential to significantly accelerate discovery of neuroscience studies. However, their use has been limited in part by the way their quality is evaluated. Most evaluations of…

Image and Video Processing · Electrical Eng. & Systems 2024-09-16 Jiaqi Wu , Wei Peng , Binxu Li , Yu Zhang , Kilian M. Pohl

Image quality assessment (IQA) algorithms aim to reproduce the human's perception of the image quality. The growing popularity of image enhancement, generation, and recovery models instigated the development of many methods to assess their…

Image and Video Processing · Electrical Eng. & Systems 2023-02-17 Segrey Kastryulin , Jamil Zakirov , Nicola Pezzotti , Dmitry V. Dylov

Quality assessment of brain structural MR images is critical for large-scale neuroimaging studies, where motion artifacts can significantly bias clinical estimates. While visual rating remains the gold standard, it is time-consuming and…

Image and Video Processing · Electrical Eng. & Systems 2026-03-20 Prabhjot Kaur , John S. Thornton , Frederik Barkhof , Tarek A. Yousry , Sjoerd B. Vos , Hui Zhang

Quality assessment of diffusion MRI (dMRI) data is essential prior to any analysis, so that appropriate pre-processing can be used to improve data quality and ensure that the presence of MRI artifacts do not affect the results of subsequent…

Image and Video Processing · Electrical Eng. & Systems 2019-11-19 Zahra Riahi Samani , Jacob Antony Alappatt , Drew Parker , Abdol Aziz Ould Ismail , Ragini Verma

Artifacts pose a significant challenge in medical imaging, impacting diagnostic accuracy and downstream analysis. While image-based approaches for detecting artifacts can be effective, they often rely on preprocessing methods that can lead…

Image and Video Processing · Electrical Eng. & Systems 2025-08-08 Caner Özer , Patryk Rygiel , Bram de Wilde , İlkay Öksüz , Jelmer M. Wolterink

Quantitative MRI is highly desirable in terms of intrinsic tissue parameters such as T1, T2 and proton density. This approach promises to minimize diagnostic variability and differentiate normal and pathological tissues by comparing tissue…

Medical Physics · Physics 2018-06-21 Qing Lyu , Ge Wang

Augmented Reality (AR) devices are commonly head-worn to overlay context-dependent information into the field of view of the device operators. One particular scenario is the overlay of still images, either in a traditional fashion, or as…

Multimedia · Computer Science 2017-05-04 Brian Bauman , Patrick Seeling
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