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相关论文: k-strip: A novel segmentation algorithm in k-space…

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Skull stripping magnetic resonance images (MRI) of the human brain is an important process in many image processing techniques, such as automatic segmentation of brain structures. Numerous methods have been developed to perform this task,…

图像与视频处理 · 电气工程与系统科学 2026-04-16 Hjalti Thrastarson , Lotta M. Ellingsen

Whole-brain surface extraction is an essential topic in medical imaging systems as it provides neurosurgeons with a broader view of surgical planning and abnormality detection. To solve the problem confronted in current deep learning skull…

计算机视觉与模式识别 · 计算机科学 2021-04-12 Heng Fang , Xi Yang , Taichi Kin , Takeo Igarashi

Whole brain extraction, also known as skull stripping, is a process in neuroimaging in which non-brain tissue such as skull, eyeballs, skin, etc. are removed from neuroimages. Skull striping is a preliminary step in presurgical planning,…

图像与视频处理 · 电气工程与系统科学 2020-06-05 Sara Ranjbar , Kyle W. Singleton , Lee Curtin , Cassandra R. Rickertsen , Lisa E. Paulson , Leland S. Hu , J. Ross Mitchell , Kristin R. Swanson

Purpose: To assess whether breast lesion segmentation can be learned directly from acquired MRI k-space, and whether doing so improves robustness when data are accelerated or noisy. Materials and Methods: This retrospective study used…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Lukas T. Rotkopf , Marco Schlimbach , Julius C. Holzschuh , Heinz-Peter Schlemmer , Jens Kleesiek , Moritz Rempe

The task of medical image segmentation commonly involves an image reconstruction step to convert acquired raw data to images before any analysis. However, noises, artifacts and loss of information due to the reconstruction process are…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Qiaoying Huang , Xiao Chen , Dimitris Metaxas , Mariappan S. Nadar

Skull-stripping separates the skull region of the head from the soft brain tissues. In many cases of brain image analysis, this is an essential preprocessing step in order to improve the final result. This is true for both registration and…

计算机视觉与模式识别 · 计算机科学 2012-04-03 Stefan Bauer , Lutz-P. Nolte , Mauricio Reyes

Magnetic Resonance Imaging (MRI) scans are time consuming and precarious, since the patients remain still in a confined space for extended periods of time. To reduce scanning time, some experts have experimented with undersampled k spaces,…

图像与视频处理 · 电气工程与系统科学 2022-08-25 Kyler Larsen , Arghya Pal , Yogesh Rathi

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

Brain extraction (skull stripping) is a challenging problem in neuroimaging. It is due to the variability in conditions from data acquisition or abnormalities in images, making brain morphology and intensity characteristics changeable and…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Duy H. M. Nguyen , Duy M. Nguyen , Mai T. N. Truong , Thu Nguyen , Khanh T. Tran , Nguyen A. Triet , Pham T. Bao , Binh T. Nguyen

Skull-stripping methods aim to remove the non-brain tissue from acquisition of brain scans in magnetic resonance (MR) imaging. Although several methods sharing this common purpose have been presented in literature, they all suffer from the…

计算机视觉与模式识别 · 计算机科学 2018-10-26 Gabriele Valvano , Nicola Martini , Andrea Leo , Gianmarco Santini , Daniele Della Latta , Emiliano Ricciardi , Dante Chiappino

Segmentation of brain structures on MRI is the primary step for further quantitative analysis of brain diseases. Manual segmentation is still considered the gold standard in terms of accuracy; however, such data is extremely time-consuming…

图像与视频处理 · 电气工程与系统科学 2024-10-16 Mengyu Li , Magnus Magnusson , Thilo van Eimeren , Lotta M. Ellingsen

Manual segmentation of medical images is labor intensive and especially challenging for images with poor contrast or resolution. The presence of disease exacerbates this further, increasing the need for an automated solution. To this…

图像与视频处理 · 电气工程与系统科学 2024-06-26 Selena Huisman , Matteo Maspero , Marielle Philippens , Joost Verhoeff , Szabolcs David

Purpose: The goal of this work is to extend the capabilities of RAKI, a k-space interpolating neural network, to reconstruct high-quality images from in-plane accelerated simultaneous multislice imaging acquisitions. This method is referred…

医学物理 · 物理学 2019-02-25 Nikolai J. Mickevicius , Eric S. Paulson , L. Tugan Muftuler , Andrew S. Nencka

Skullstripping is defined as the task of segmenting brain tissue from a full head magnetic resonance image~(MRI). It is a critical component in neuroimage processing pipelines. Downstream deformable registration and whole brain segmentation…

计算机视觉与模式识别 · 计算机科学 2019-04-30 Amod Jog , P. Ellen Grant , Joseph L. Jacobson , Andre van der Kouwe , Ernesta M. Meintjes , Bruce Fischl , Lilla Zöllei

Brain extraction is a critical preprocessing step in the analysis of MRI neuroimaging studies and influences the accuracy of downstream analyses. The majority of brain extraction algorithms are, however, optimized for processing healthy…

Medical images used in clinical practice are heterogeneous and not the same quality as scans studied in academic research. Preprocessing breaks down in extreme cases when anatomy, artifacts, or imaging parameters are unusual or protocols…

图像与视频处理 · 电气工程与系统科学 2022-08-31 Mostafa Mehdipour Ghazi , Mads Nielsen

The task of automatically segmenting 3-D surfaces representing boundaries of objects is important for quantitative analysis of volumetric images, and plays a vital role in biomedical image analysis. Recently, graph-based methods with a…

计算机视觉与模式识别 · 计算机科学 2018-01-10 Abhay Shah , Michael Abramoff , Xiaodong Wu

The prevailing deep learning-based methods of predicting cardiac segmentation involve reconstructed magnetic resonance (MR) images. The heavy dependency of segmentation approaches on image quality significantly limits the acceleration rate…

图像与视频处理 · 电气工程与系统科学 2025-07-03 Yundi Zhang , Nil Stolt-Ansó , Jiazhen Pan , Wenqi Huang , Kerstin Hammernik , Daniel Rueckert

Magnetic resonance imaging (MRI) is one of the most commonly applied tests in neurology and neurosurgery. However, the utility of MRI is largely limited by its long acquisition time, which might induce many problems including patient…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Xiongchao Chen , Yoshihisa Shinagawa , Zhigang Peng , Gerardo Hermosillo Valadez

This abstract briefly describes a segmentation algorithm developed for the ISIC 2017 Skin Lesion Detection Competition hosted at [ref]. The objective of the competition is to perform a segmentation (in the form of a binary mask image) of…

计算机视觉与模式识别 · 计算机科学 2017-03-02 David Alvarez , Monica Iglesias
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