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相关论文: Enhanced Synthetic MRI Generation from CT Scans Us…

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In many clinical settings, the use of both Computed Tomography (CT) and Magnetic Resonance (MRI) is necessary to pursue a thorough understanding of the patient's anatomy and to plan a suitable therapeutical strategy; this is often the case…

图像与视频处理 · 电气工程与系统科学 2024-07-16 Leonardo Crespi , Samuele Camnasio , Damiano Dei , Nicola Lambri , Pietro Mancosu , Marta Scorsetti , Daniele Loiacono

Synthetic CT image generation from MRI scan is necessary to create radiotherapy plans without the need of co-registered MRI and CT scans. The chosen baseline adversarial model with cycle consistency permits unpaired image-to-image…

图像与视频处理 · 电气工程与系统科学 2023-08-16 Denis Prokopenko , Joël Valentin Stadelmann , Heinrich Schulz , Steffen Renisch , Dmitry V. Dylov

Medical image synthesis is a challenging task due to the scarcity of paired data. Several methods have applied CycleGAN to leverage unpaired data, but they often generate inaccurate mappings that shift the anatomy. This problem is further…

图像与视频处理 · 电气工程与系统科学 2023-08-02 Minh Hieu Phan , Zhibin Liao , Johan W. Verjans , Minh-Son To

Synthetic cardiac MRI (CMRI) generation has emerged as a promising strategy to overcome the scarcity of annotated medical imaging data. Recent advances in GANs, VAEs, diffusion probabilistic models, and flow-matching techniques aim to…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Ishan Kumarasinghe , Dasuni Kawya , Madhura Edirisooriya , Isuri Devindi , Isuru Nawinne , Vajira Thambawita

Magnetic Resonance Imaging (MRI) is a vital modality for gaining precise anatomical information, and it plays a significant role in medical imaging for diagnosis and therapy planning. Image synthesis problems have seen a revolution in…

图像与视频处理 · 电气工程与系统科学 2024-04-16 Drici Mourad , Kazeem Oluwakemi Oseni

Computed tomography (CT) is a widely used imaging modality for medical diagnosis and treatment. In electroencephalography (EEG), CT imaging is necessary for co-registering with magnetic resonance imaging (MRI) and for creating more accurate…

医学物理 · 物理学 2019-06-12 Andreas D. Lauritzen , Xenophon Papademetris , Sergei Turovets , John A. Onofrey

The cycleGAN is becoming an influential method in medical image synthesis. However, due to a lack of direct constraints between input and synthetic images, the cycleGAN cannot guarantee structural consistency between these two images, and…

计算机视觉与模式识别 · 计算机科学 2018-09-13 Heran Yang , Jian Sun , Aaron Carass , Can Zhao , Junghoon Lee , Zongben Xu , Jerry Prince

Magnetic resonance (MR) and computer tomography (CT) images are two typical types of medical images that provide mutually-complementary information for accurate clinical diagnosis and treatment. However, obtaining both images may be limited…

图像与视频处理 · 电气工程与系统科学 2023-06-02 Jiayuan Wang , Q. M. Jonathan Wu , Farhad Pourpanah

A Magnetic Resonance Imaging (MRI) exam typically consists of the acquisition of multiple MR pulse sequences, which are required for a reliable diagnosis. Each sequence can be parameterized through multiple acquisition parameters affecting…

图像与视频处理 · 电气工程与系统科学 2022-02-23 Jonas Denck , Jens Guehring , Andreas Maier , Eva Rothgang

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,…

图像与视频处理 · 电气工程与系统科学 2026-05-05 Zhuoyao Xin , Yiren Zhang , Christopher Wu , Dong Liu , Chunming Gu , Elena Greco , Erik H. Middlebrooks , Jun Hua , Jia Guo

Research exploring CycleGAN-based synthetic image generation has recently accelerated in the medical community, as it is able to leverage unpaired datasets effectively. However, clinical acceptance of these synthetic images pose a…

图像与视频处理 · 电气工程与系统科学 2021-10-13 Suraj Pai

Synthetic Magnetic Resonance (MR) imaging predicts images at new design parameter settings from a few observed MR scans. Model-based methods, that use both the physical and statistical properties underlying the MR signal and its…

应用统计 · 统计学 2023-08-25 Subrata Pal , Somak Dutta , Ranjan Maitra

Magnetic resonance (MR) and computer tomography (CT) imaging are valuable tools for diagnosing diseases and planning treatment. However, limitations such as radiation exposure and cost can restrict access to certain imaging modalities. To…

图像与视频处理 · 电气工程与系统科学 2023-06-08 Jiayuan Wang , Q. M. Jonathan Wu , Farhad Pourpanah

Magnetic Resonance Imaging (MRI) scans acquired from different scanners or institutions often suffer from domain shifts owing to variations in hardware, protocols, and acquisition parameters. This discrepancy degrades the performance of…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Mohd Usama , Belal Ahmad , Faleh Menawer R Althiyabi

CT is commonly used in orthopedic procedures. MRI is used along with CT to identify muscle structures and diagnose osteonecrosis due to its superior soft tissue contrast. However, MRI has poor contrast for bone structures. Clearly, it would…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Yuta Hiasa , Yoshito Otake , Masaki Takao , Takumi Matsuoka , Kazuma Takashima , Jerry L. Prince , Nobuhiko Sugano , Yoshinobu Sato

Multi-contrast MRI acquisitions of an anatomy enrich the magnitude of information available for diagnosis. Yet, excessive scan times associated with additional contrasts may be a limiting factor. Two mainstream approaches for enhanced scan…

计算机视觉与模式识别 · 计算机科学 2018-05-29 Salman Ul Hassan Dar , Mahmut Yurt , Mohammad Shahdloo , Muhammed Emrullah Ildız , Tolga Çukur

Compressed Sensing MRI (CS-MRI) has provided theoretical foundations upon which the time-consuming MRI acquisition process can be accelerated. However, it primarily relies on iterative numerical solvers which still hinders their adaptation…

计算机视觉与模式识别 · 计算机科学 2018-06-12 Tran Minh Quan , Thanh Nguyen-Duc , Won-Ki Jeong

In this research, we introduce an innovative method for synthesizing medical images using generative adversarial networks (GANs). Our proposed GANs method demonstrates the capability to produce realistic synthetic images even when trained…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Yinqiu Feng , Bo Zhang , Lingxi Xiao , Yutian Yang , Tana Gegen , Zexi Chen

Magnetic resonance imaging (MRI) provides varying tissue contrast images of internal organs based on a strong magnetic field. Despite the non-invasive advantage of MRI in frequent imaging, the low contrast MR images in the target area make…

图像与视频处理 · 电气工程与系统科学 2020-06-11 Mohammad Hamghalam , Baiying Lei , Tianfu Wang
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