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Segmentation of fetal brain tissue from magnetic resonance imaging (MRI) plays a crucial role in the study of in utero neurodevelopment. However, automated tools face substantial domain shift challenges as they must be robust to highly…

Image and Video Processing · Electrical Eng. & Systems 2024-10-15 Vladyslav Zalevskyi , Thomas Sanchez , Margaux Roulet , Jordina Aviles Verddera , Jana Hutter , Hamza Kebiri , Meritxell Bach Cuadra

Access to high-quality datasets in the medical industry limits machine learning model performance. To address this issue, we propose a Denoising Diffusion Probabilistic Model (DDPM) combined with a UNet architecture for X-ray image…

Image and Video Processing · Electrical Eng. & Systems 2024-01-04 Praveen Mahaulpatha , Thulana Abeywardane , Tomson George

Accurate synthesis of computed tomography (CT) images from magnetic resonance imaging (MRI) is clinically valuable for cranial applications such as attenuation correction, radiotherapy planning, and image-guided interventions. However,…

Image and Video Processing · Electrical Eng. & Systems 2026-05-05 Zhuoyao Xin , Yiren Zhang , Christopher Wu , Dong Liu , Chunming Gu , Elena Greco , Erik H. Middlebrooks , Jun Hua , Jia Guo

Fetal brain tissue segmentation in magnetic resonance imaging (MRI) is a crucial tool that supports understanding of neurodevelopment, yet it faces challenges due to the heterogeneity of data coming from different scanners and settings, as…

PET imaging is widely employed for observing biological metabolic activities within the human body. However, numerous benign conditions can cause increased uptake of radiopharmaceuticals, confounding differentiation from malignant tumors.…

Image and Video Processing · Electrical Eng. & Systems 2024-10-31 Ran Hong , Yuxia Huang , Lei Liu , Zhonghui Wu , Bingxuan Li , Xuemei Wang , Qiegen Liu

Background and Objective. Research in the cross-modal medical image translation domain has been very productive over the past few years in tackling the scarce availability of large curated multimodality datasets with the promising…

Image and Video Processing · Electrical Eng. & Systems 2025-05-13 Daria Zotova , Nicolas Pinon , Robin Trombetta , Romain Bouet , Julien Jung , Carole Lartizien

Diffusion models have recently emerged as powerful generative models in medical imaging. However, it remains a major challenge to combine these data-driven models with domain knowledge to guide brain imaging problems. In neuroimaging,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Ana Lawry Aguila , Dina Zemlyanker , You Cheng , Sudeshna Das , Daniel C. Alexander , Oula Puonti , Annabel Sorby-Adams , W. Taylor Kimberly , Juan Eugenio Iglesias

This paper presents an annotated dataset of brain MRI images designed to advance the field of brain symmetry study. Magnetic resonance imaging (MRI) has gained interest in analyzing brain symmetry in neonatal infants, and challenges remain…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Arnaud Gucciardi , Safouane El Ghazouali , Francesca Venturini , Vida Groznik , Umberto Michelucci

This review paper delves into the present state of medical imaging, with a specific focus on the use of deep learning techniques for brain image synthesis. The need for medical image synthesis to improve diagnostic accuracy and decrease…

Image and Video Processing · Electrical Eng. & Systems 2023-09-20 Shubham Singh , Ammar Ranapurwala , Mrunal Bewoor , Sheetal Patil , Satyam Rai

The quality of fetal MRI is significantly affected by unpredictable and substantial fetal motion, leading to the introduction of artifacts even when fast acquisition sequences are employed. The development of 3D real-time fetal pose…

Image and Video Processing · Electrical Eng. & Systems 2024-04-02 Molin Zhang , Polina Golland , Patricia Ellen Grant , Elfar Adalsteinsson

Accurate brain tumor diagnosis relies on the assessment of multiple Magnetic Resonance Imaging (MRI) sequences. However, in clinical practice, the acquisition of certain sequences may be affected by factors like motion artifacts or contrast…

Image and Video Processing · Electrical Eng. & Systems 2025-05-30 Moinak Bhattacharya , Saumya Gupta , Annie Singh , Chao Chen , Gagandeep Singh , Prateek Prasanna

Missing data problems, such as missing modalities in multi-modal brain MRI and missing slices in cardiac MRI, pose significant challenges in clinical practice. Existing methods rely on external guidance to supply detailed missing state for…

Image and Video Processing · Electrical Eng. & Systems 2026-03-11 Junkai Liu , Nay Aung , Theodoros N. Arvanitis , Joao A. C. Lima , Steffen E. Petersen , Le Zhang

Due to the three-dimensional nature of CT- or MR-scans, generative modeling of medical images is a particularly challenging task. Existing approaches mostly apply patch-wise, slice-wise, or cascaded generation techniques to fit the…

Image and Video Processing · Electrical Eng. & Systems 2024-10-15 Paul Friedrich , Julia Wolleb , Florentin Bieder , Alicia Durrer , Philippe C. Cattin

Magnetic Resonance Imaging generally requires long exposure times, while being sensitive to patient motion, resulting in artifacts in the acquired images, which may hinder their diagnostic relevance. Despite research efforts to decrease the…

Image and Video Processing · Electrical Eng. & Systems 2025-02-04 Paolo Angella , Vito Paolo Pastore , Matteo Santacesaria

Recent advances in imaging and high-performance computing have made it possible to image the entire human brain at the cellular level. This is the basis to study the multi-scale architecture of the brain regarding its subdivision into brain…

Image and Video Processing · Electrical Eng. & Systems 2023-11-29 Jan-Oliver Kropp , Christian Schiffer , Katrin Amunts , Timo Dickscheid

Deep learning in cardiac MRI (CMR) is fundamentally constrained by both data scarcity and privacy regulations. This study systematically benchmarks three generative architectures: Denoising Diffusion Probabilistic Models (DDPM), Latent…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Madhura Edirisooriya , Dasuni Kawya , Ishan Kumarasinghe , Isuri Devindi , Mary M. Maleckar , Roshan Ragel , Isuru Nawinne , Vajira Thambawita

Diffusion probabilistic models (DPMs) have exhibited significant effectiveness in computer vision tasks, particularly in image generation. However, their notable performance heavily relies on labelled datasets, which limits their…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Keqiang Fan , Xiaohao Cai , Mahesan Niranjan

3D brain MRI studies often examine subtle morphometric differences between cohorts that are hard to detect visually. Given the high cost of MRI acquisition, these studies could greatly benefit from image syntheses, particularly…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Binxu Li , Wei Peng , Mingjie Li , Ehsan Adeli , Kilian M. Pohl

Alzheimer's disease (AD) is the most prevalent form of dementia, and its early diagnosis is essential for slowing disease progression. Recent studies on multimodal neuroimaging fusion using MRI and PET have achieved promising results by…

Computer Vision and Pattern Recognition · Computer Science 2025-11-05 Delin Ma , Menghui Zhou , Jun Qi , Yun Yang , Po Yang

Data augmentation is essential for medical research to increase the size of training datasets and achieve better results. In this work, we experiment three GAN architectures with different loss functions to generate new brain MRIs. The…

Image and Video Processing · Electrical Eng. & Systems 2020-02-10 Antoine Delplace
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