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Multi-modal magnetic resonance imaging (MRI) plays a crucial role in comprehensive disease diagnosis in clinical medicine. However, acquiring certain modalities, such as T2-weighted images (T2WIs), is time-consuming and prone to be with…

图像与视频处理 · 电气工程与系统科学 2024-05-22 Qi Wang , Zhijie Wen , Jun Shi , Qian Wang , Dinggang Shen , Shihui Ying

Magnetic resonance imaging (MRI) provides detailed soft-tissue characteristics that assist in disease diagnosis and screening. However, the accuracy of clinical practice is often hindered by missing or unusable slices due to various…

图像与视频处理 · 电气工程与系统科学 2025-08-12 Junkai Liu , Nay Aung , Theodoros N. Arvanitis , Stefan K. Piechnik , Joao A C Lima , Steffen E. Petersen , Le Zhang

Accurate automatic segmentation of brain anatomy from $T_1$-weighted~($T_1$-w) magnetic resonance images~(MRI) has been a computationally intensive bottleneck in neuroimaging pipelines, with state-of-the-art results obtained by unsupervised…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Amod Jog , Bruce Fischl

Segmenting the fine structure of the mouse brain on magnetic resonance (MR) images is critical for delineating morphological regions, analyzing brain function, and understanding their relationships. Compared to a single MRI modality,…

图像与视频处理 · 电气工程与系统科学 2022-12-06 Ziqi Yu , Xiaoyang Han , Shengjie Zhang , Jianfeng Feng , Tingying Peng , Xiao-Yong Zhang

Segmenting vascular pathologies such as white matter lesions in Brain magnetic resonance images (MRIs) require acquisition of multiple sequences such as T1-weighted (T1-w) --on which lesions appear hypointense-- and fluid attenuated…

计算机视觉与模式识别 · 计算机科学 2018-08-21 Mauricio Orbes-Arteaga , M. Jorge Cardoso , Lauge Sørensen , Marc Modat , Sébastien Ourselin , Mads Nielsen , Akshay Pai

Medical imaging analysis faces challenges such as data scarcity, high annotation costs, and privacy concerns. This paper introduces the Medical AI for Synthetic Imaging (MAISI), an innovative approach using the diffusion model to generate…

图像与视频处理 · 电气工程与系统科学 2025-12-16 Pengfei Guo , Can Zhao , Dong Yang , Ziyue Xu , Vishwesh Nath , Yucheng Tang , Benjamin Simon , Mason Belue , Stephanie Harmon , Baris Turkbey , Daguang Xu

Medical image segmentation has become an essential technique in clinical and research-oriented applications. Because manual segmentation methods are tedious, and fully automatic segmentation lacks the flexibility of human intervention or…

图像与视频处理 · 电气工程与系统科学 2019-04-24 Kevin Karsch , Qing He , Ye Duan

Generative AI models hold great potential in creating synthetic brain MRIs that advance neuroimaging studies by, for example, enriching data diversity. However, the mainstay of AI research only focuses on optimizing the visual quality (such…

图像与视频处理 · 电气工程与系统科学 2023-10-10 Wei Peng , Tomas Bosschieter , Jiahong Ouyang , Robert Paul , Ehsan Adeli , Qingyu Zhao , Kilian M. Pohl

Motivated by the need for advanced solutions in the segmentation and inpainting of glioma-affected brain regions in multi-modal magnetic resonance imaging (MRI), this study presents an integrated approach leveraging the strengths of…

图像与视频处理 · 电气工程与系统科学 2024-12-17 Ramy A. Zeineldin , Franziska Mathis-Ullrich

Magnetic resonance imaging (MRI) is a crucial medical imaging modality. However, long acquisition times remain a significant challenge, leading to increased costs, and reduced patient comfort. Recent studies have shown the potential of…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Amirmohammad Shamaei , Alexander Stebner , Salome , Bosshart , Johanna Ospel , Gouri Ginde , Mariana Bento , Roberto Souza

Deep learning based disease detection and segmentation algorithms promise to improve many clinical processes. However, such algorithms require vast amounts of annotated training data, which are typically not available in the medical context…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Moritz Platscher , Jonathan Zopes , Christian Federau

Magnetic Resonance Imaging (MRI) is a powerful medical imaging modality, but unfortunately suffers from long scan times which, aside from increasing operational costs, can lead to image artifacts due to patient motion. Motion during the…

图像与视频处理 · 电气工程与系统科学 2023-10-02 Brett Levac , Sidharth Kumar , Ajil Jalal , Jonathan I. Tamir

The development of medical image segmentation using deep learning can significantly support doctors' diagnoses. Deep learning needs large amounts of data for training, which also requires data augmentation to extend diversity for preventing…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Xiaoqing Liu , Kenji Ono , Ryoma Bise

Deep learning approaches to the segmentation of magnetic resonance images have shown significant promise in automating the quantitative analysis of brain images. However, a continuing challenge has been its sensitivity to the variability of…

图像与视频处理 · 电气工程与系统科学 2021-03-05 Dzung L. Pham , Yi-Yu Chou , Blake E. Dewey , Daniel S. Reich , John A. Butman , Snehashis Roy

The volume estimation of brain regions from MRI data is a key problem in many clinical applications, where the acquisition of data at high spatial resolution is desirable. While parallel MRI and constrained image reconstruction algorithms…

图像与视频处理 · 电气工程与系统科学 2021-05-20 Aniket Pramanik , Xiaodong Wu , Mathews Jacob

Multi-modality magnetic resonance imaging (MRI) is essential for the diagnosis and treatment of brain tumors. However, missing modalities are commonly observed due to limitations in scan time, scan corruption, artifacts, motion, and…

图像与视频处理 · 电气工程与系统科学 2025-01-08 Xiaojiao Xiao , Qinmin Vivian Hu , Guanghui Wang

We propose a method to reconstruct and cluster incomplete high-dimensional data lying in a union of low-dimensional subspaces. Exploring the sparse representation model, we jointly estimate the missing data while imposing the intrinsic…

计算机视觉与模式识别 · 计算机科学 2017-09-06 João Carvalho , Manuel Marques , João P. Costeira

Magnetic Resonance Imaging (MRI) is a widely used imaging technique to assess brain tumor. Accurately segmenting brain tumor from MR images is the key to clinical diagnostics and treatment planning. In addition, multi-modal MR images can…

图像与视频处理 · 电气工程与系统科学 2021-04-21 Tongxue Zhou , Stéphane Canu , Pierre Vera , Su Ruan

The removal of non-brain signal from magnetic resonance imaging (MRI) data, known as skull-stripping, is an integral component of many neuroimage analysis streams. Despite their abundance, popular classical skull-stripping methods are…

图像与视频处理 · 电气工程与系统科学 2022-07-27 Andrew Hoopes , Jocelyn S. Mora , Adrian V. Dalca , Bruce Fischl , Malte Hoffmann

We propose a marginal super-resolution (MSR) approach based on 2D convolutional neural networks (CNNs) for interpolating an anisotropic brain magnetic resonance scan along the highly under-sampled direction, which is assumed to axial…

图像与视频处理 · 电气工程与系统科学 2019-08-16 Cheng Peng , Wei-An Lin , Haofu Liao , Rama Chellappa , S. Kevin Zhou
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