English
Related papers

Related papers: A Unified Generation-Registration Framework for Im…

200 papers

Proton computed tomography (pCT) is a novel medical imaging modality for mapping the distribution of proton relative stopping power (RSP) in medical objects of interest. Compared to conventional X-ray computed tomography, where range…

The ability to synthesise Computed Tomography images - commonly known as pseudo CT, or pCT - from MRI input data is commonly assessed using an intensity-wise similarity, such as an L2-norm between the ground truth CT and the pCT. However,…

Image and Video Processing · Electrical Eng. & Systems 2020-04-15 Kerstin Kläser , Thomas Varsavsky , Pawel Markiewicz , Tom Vercauteren , David Atkinson , Kris Thielemans , Brian Hutton , M Jorge Cardoso , Sebastien Ourselin

Accurate deformable 4-dimensional (4D) (3-dimensional in space and time) medical images registration is essential in a variety of medical applications. Deep learning-based methods have recently gained popularity in this area for the…

Image and Video Processing · Electrical Eng. & Systems 2021-01-15 Yunlu Zhang , Xue Wu , H. Michael Gach , Harold Li , Deshan Yang

Multi-modal image registration is a challenging problem that is also an important clinical task for many real applications and scenarios. As a first step in analysis, deformable registration among different image modalities is often…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Fengze Liu , Jinzheng Cai , Yuankai Huo , Chi-Tung Cheng , Ashwin Raju , Dakai Jin , Jing Xiao , Alan Yuille , Le Lu , ChienHung Liao , Adam P Harrison

Image registration is the process of bringing different images into a common coordinate system - a technique widely used in various applications of computer vision, such as remote sensing, image retrieval, and, most commonly, medical…

A renewed interest in upright therapy is currently driven by the availability of upright positioning and imaging systems. Aside from reduced cost, upright positioning possibly provides clinical advantages. The comparison between upright and…

Medical Physics · Physics 2024-06-18 M. C. Martire , L. Volz , C. Galeone , M. Durante , M. Pankuch , C. Graeff

Deep learning techniques have become widely utilized in histopathology image classification due to their superior performance. However, this success heavily relies on the availability of substantial labeled data, which necessitates…

Image and Video Processing · Electrical Eng. & Systems 2024-10-15 Meng Li , Chaoyi Li , Can Peng , Brian C. Lovell

Purpose: Medical imaging has become increasingly important in diagnosing and treating oncological patients, particularly in radiotherapy. Recent advances in synthetic computed tomography (sCT) generation have increased interest in public…

Accurate MR-to-CT synthesis is a requirement for MR-only workflows in radiotherapy (RT) treatment planning. In recent years, deep learning-based approaches have shown impressive results in this field. However, to prevent downstream errors…

Image and Video Processing · Electrical Eng. & Systems 2019-11-13 Louis D. van Harten , Jelmer M. Wolterink , Joost J. C. Verhoeff , Ivana Išgum

Proton Computed Tomography (pCT) provides a promising solution to enhance the accuracy of Relative Stopping Power (RSP) required for proton therapy planning. This research introduces a novel high-granularity pCT architecture that…

Unpaired medical image synthesis aims to provide complementary information for an accurate clinical diagnostics, and address challenges in obtaining aligned multi-modal medical scans. Transformer-based models excel in imaging translation…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Vu Minh Hieu Phan , Yutong Xie , Bowen Zhang , Yuankai Qi , Zhibin Liao , Antonios Perperidis , Son Lam Phung , Johan W. Verjans , Minh-Son To

Magnetic resonance imaging (MRI)-based synthetic computed tomography (sCT) simplifies radiation therapy treatment planning by eliminating the need for CT simulation and error-prone image registration, ultimately reducing patient radiation…

Image and Video Processing · Electrical Eng. & Systems 2023-06-01 Shaoyan Pan , Elham Abouei , Jacob Wynne , Tonghe Wang , Richard L. J. Qiu , Yuheng Li , Chih-Wei Chang , Junbo Peng , Justin Roper , Pretesh Patel , David S. Yu , Hui Mao , Xiaofeng Yang

Accurate segmentation of cardiac substructures on computed tomography (CT) scans is essential for radiotherapy planning but typically requires large annotated datasets and often generalizes poorly across imaging protocols and patient…

Image and Video Processing · Electrical Eng. & Systems 2026-02-26 Aneesh Rangnekar , Nikhil Mankuzhy , Jonas Willmann , Chloe Min Seo Choi , Abraham Wu , Maria Thor , Andreas Rimner , Harini Veeraraghavan

To achieve magnetic resonance (MR)-only radiotherapy, a method needs to be employed to estimate a synthetic CT (sCT) for generating electron density maps and patient positioning reference images. We investigated 2D and 3D convolutional…

Medical Physics · Physics 2019-08-06 Jie Fu , Yingli Yang , Kamal Singhrao , Dan Ruan , Daniel A. Low , John H. Lewis

Accurate MRI-to-CT translation promises the integration of complementary imaging information without the need for additional imaging sessions. Given the practical challenges associated with acquiring paired MRI and CT scans, the development…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Teng Zhou , Jax Luo , Yuping Sun , Yiheng Tan , Shun Yao , Nazim Haouchine , Scott Raymond

Magnetic Resonance (MR) Imaging and Computed Tomography (CT) are the primary diagnostic imaging modalities quite frequently used for surgical planning and analysis. A general problem with medical imaging is that the acquisition process is…

Image and Video Processing · Electrical Eng. & Systems 2020-06-08 Vismay Agrawal , Avinash Kori , Vikas Kumar Anand , Ganapathy Krishnamurthi

Image reconstruction from insufficient data is common in computed tomography (CT), e.g., image reconstruction from truncated data, limited-angle data and sparse-view data. Deep learning has achieved impressive results in this field.…

Image and Video Processing · Electrical Eng. & Systems 2020-05-21 Yixing Huang , Alexander Preuhs , Michael Manhart , Guenter Lauritsch , Andreas Maier

Deformable medical image registration is a fundamental task in medical image analysis with applications in disease diagnosis, treatment planning, and image-guided interventions. Despite significant advances in deep learning based…

Machine Learning · Computer Science 2026-02-10 Muhammad Zafar Iqbal , Ghazanfar Farooq Siddiqui , Anwar Ul Haq , Imran Razzak

Purpose: This study assessed the dosimetric accuracy of synthetic CT images generated from magnetic resonance imaging (MRI) data for focal brain radiation therapy, using a deep learning approach. Material and Methods: We conducted a study…

In the past decades, Computed Tomography (CT) has established itself as one of the most important imaging techniques in medicine. Today, the applicability of CT is only limited by the deposited radiation dose, reduction of which manifests…

Image and Video Processing · Electrical Eng. & Systems 2022-03-25 Martin Zach , Erich Kobler , Thomas Pock