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Clinical decision making from magnetic resonance imaging (MRI) combines complementary information from multiple MRI sequences (defined as 'modalities'). MRI image registration aims to geometrically 'pair' diagnoses from different…

Image and Video Processing · Electrical Eng. & Systems 2023-08-07 Chengjia Wang , Giorgos Papanastasiou

When choosing a deformable image registration (DIR) approach for images with large deformations and content mismatch, the realism of found transformations often needs to be traded off against the required runtime. DIR approaches using deep…

Computer Vision and Pattern Recognition · Computer Science 2025-01-29 Georgios Andreadis , Eduard Ruiz Munné , Thomas H. W. Bäck , Peter A. N. Bosman , Tanja Alderliesten

In this paper, we introduce a novel deep-learning method to align cross-spectral images. Our approach relies on a learned descriptor which is invariant to different spectra. Multi-modal images of the same scene capture different signals and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Nati Ofir , Shai Silberstein , Hila Levi , Dani Rozenbaum , Yosi Keller , Sharon Duvdevani Bar

Image registration is an essential step in many medical image analysis tasks. Traditional methods for image registration are primarily optimization-driven, finding the optimal deformations that maximize the similarity between two images.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Shanlin Sun , Kun Han , Chenyu You , Hao Tang , Deying Kong , Junayed Naushad , Xiangyi Yan , Haoyu Ma , Pooya Khosravi , James S. Duncan , Xiaohui Xie

We introduce a deep learning (DL) framework for inverse problems in imaging, and demonstrate the advantages and applicability of this approach in passive synthetic aperture radar (SAR) image reconstruction. We interpret image recon-…

Computer Vision and Pattern Recognition · Computer Science 2018-03-14 Bariscan Yonel , Eric Mason , Birsen Yazıcı

Recent deep learning-based methods have shown promising results and runtime advantages in deformable image registration. However, analyzing the effects of hyperparameters and searching for optimal regularization parameters prove to be too…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Tony C. W. Mok , Albert C. S. Chung

Multimodal image registration is a challenging but essential step for numerous image-guided procedures. Most registration algorithms rely on the computation of complex, frequently non-differentiable similarity metrics to deal with the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Matteo Ronchetti , Wolfgang Wein , Nassir Navab , Oliver Zettinig , Raphael Prevost

Deep learning has revolutionized neuroimage analysis by delivering unprecedented speed and accuracy. However, the narrow scope of many training datasets constrains model robustness and generalizability. This challenge is particularly acute…

Image and Video Processing · Electrical Eng. & Systems 2025-12-08 Malte Hoffmann

Single-image super-resolution (SISR) is an important task in image processing, which aims to enhance the resolution of imaging systems. Recently, SISR has made a huge leap and has achieved promising results with the help of deep learning…

Image and Video Processing · Electrical Eng. & Systems 2024-04-15 Juncheng Li , Zehua Pei , Wenjie Li , Guangwei Gao , Longguang Wang , Yingqian Wang , Tieyong Zeng

Temporal echocardiography image registration is a basis for clinical quantifications such as cardiac motion estimation, myocardial strain assessments, and stroke volume quantifications. In past studies, deep learning image registration…

Image and Video Processing · Electrical Eng. & Systems 2023-09-12 Md. Kamrul Hasan , Haobo Zhu , Guang Yang , Choon Hwai Yap

Incoherent processing for synthetic aperture radar (SAR) is a promising approach that enables low implementation costs, simplified hardware designs and operations in high frequency spectrum compared to the conventional imaging methods using…

Signal Processing · Electrical Eng. & Systems 2023-06-30 Samia Kazemi , Bariscan Yonel , Birsen Yazici

The main focus of this work is a novel framework for the joint reconstruction and segmentation of parallel MRI (PMRI) brain data. We introduce an image domain deep network for calibrationless recovery of undersampled PMRI data. The proposed…

Image and Video Processing · Electrical Eng. & Systems 2021-02-03 Aniket Pramanik , Mathews Jacob

Image registration is a crucial task in signal processing, but it often encounters issues with stability and efficiency. Non-learning registration approaches rely on optimizing similarity metrics between fixed and moving images, which can…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Zihao Wang , Hervé Delingette

Image registration is a critical component in the applications of various medical image analyses. In recent years, there has been a tremendous surge in the development of deep learning (DL)-based medical image registration models. This…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Subrato Bharati , M. Rubaiyat Hossain Mondal , Prajoy Podder , V. B. Surya Prasath

High-resolution (HR) magnetic resonance imaging (MRI) is crucial for many clinical and research applications. However, achieving it remains costly and constrained by technical trade-offs and experimental limitations. Super-resolution (SR)…

The lack of large-scale noisy-clean image pairs restricts supervised denoising methods' deployment in actual applications. While existing unsupervised methods are able to learn image denoising without ground-truth clean images, they either…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Yi Zhang , Dasong Li , Ka Lung Law , Xiaogang Wang , Hongwei Qin , Hongsheng Li

Deformable image registration (DIR) is a cornerstone of medical image analysis, enabling spatial alignment for tasks like comparative studies and multi-modal fusion. While learning-based methods (e.g., CNNs, transformers) offer fast…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Nikita Drozdov , Marat Zinovev , Dmitry Sorokin

Deep learning (DL) has recently emerged to address the heavy storage and computation requirements of the baseline dictionary-matching (DM) for Magnetic Resonance Fingerprinting (MRF) reconstruction. Fed with non-iterated back-projected…

Computer Vision and Pattern Recognition · Computer Science 2019-02-28 Mohammad Golbabaee , Carolin M. Pirkl , Marion I. Menzel , Guido Buonincontri , Pedro A. Gómez

Magnetic resonance (MR) image re-parameterization refers to the process of generating via simulations of an MR image with a new set of MRI scanning parameters. Different parameter values generate distinct contrast between different tissues,…

Image and Video Processing · Electrical Eng. & Systems 2024-04-15 Abhijeet Narang , Abhigyan Raj , Mihaela Pop , Mehran Ebrahimi

Purpose: Different Magnetic resonance imaging (MRI) modalities of the same anatomical structure are required to present different pathological information from the physical level for diagnostic needs. However, it is often difficult to…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Yuchen Fei , Bo Zhan , Mei Hong , Xi Wu , Jiliu Zhou , Yan Wang