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Many atlases used for brain parcellation are hierarchically organised, progressively dividing the brain into smaller sub-regions. However, state-of-the-art parcellation methods tend to ignore this structure and treat labels as if they are…

计算机视觉与模式识别 · 计算机科学 2020-09-17 Mark S. Graham , Carole H. Sudre , Thomas Varsavsky , Petru-Daniel Tudosiu , Parashkev Nachev , Sebastien Ourselin , M. Jorge Cardoso

A significant challenge for brain histological data analysis is to precisely identify anatomical regions in order to perform accurate local quantifications and evaluate therapeutic solutions. Usually, this task is performed manually,…

图像与视频处理 · 电气工程与系统科学 2021-12-08 Sébastien Piluso , Nicolas Souedet , Caroline Jan , Cédric Clouchoux , Thierry Delzescaux

The convolution operation is a central building block of neural network architectures widely used in computer vision. The size of the convolution kernels determines both the expressiveness of convolutional neural networks (CNN), as well as…

图像与视频处理 · 电气工程与系统科学 2022-10-10 Tianyu Ma , Adrian V. Dalca , Mert R. Sabuncu

Automated cardiac segmentation from magnetic resonance imaging datasets is an essential step in the timely diagnosis and management of cardiac pathologies. We propose to tackle the problem of automated left and right ventricle segmentation…

计算机视觉与模式识别 · 计算机科学 2017-04-28 Phi Vu Tran

Hippocampus segmentation plays a key role in diagnosing various brain disorders such as Alzheimer's disease, epilepsy, multiple sclerosis, cancer, depression and others. Nowadays, segmentation is still mainly performed manually by…

图像与视频处理 · 电气工程与系统科学 2020-05-15 Diedre Carmo , Bruna Silva , Clarissa Yasuda , Letícia Rittner , Roberto Lotufo

In this paper, we present a novel method for analysis and segmentation of laminar structure of the cortex based on tissue characteristics whose change across the gray matter underlies distinctive between cortical layers. We develop and…

计算机视觉与模式识别 · 计算机科学 2019-12-16 Andrija Štajduhar , Tomislav Lipić , Goran Sedmak , Sven Lončarić , Miloš Judaš

Structural magnetic resonance imaging (MRI) has been widely utilized for analysis and diagnosis of brain diseases. Automatic segmentation of brain tumors is a challenging task for computer-aided diagnosis due to low-tissue contrast in the…

图像与视频处理 · 电气工程与系统科学 2020-11-22 Mohammad Hamghalam , Baiying Lei , Tianfu Wang

Automatic segmentation of retinal blood vessels from fundus images plays an important role in the computer aided diagnosis of retinal diseases. The task of blood vessel segmentation is challenging due to the extreme variations in morphology…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Avijit Dasgupta , Sonam Singh

An essential aspect of texture analysis is the extraction of features that describe the distribution of values in local, spatial regions. We present a localized histogram layer for artificial neural networks. Instead of computing global…

机器学习 · 计算机科学 2021-12-30 Joshua Peeples , Weihuang Xu , Alina Zare

Many functional and structural neuroimaging studies call for accurate morphometric segmentation of different brain structures starting from image intensity values of MRI scans. Current automatic (multi-) atlas-based segmentation strategies…

图像与视频处理 · 电气工程与系统科学 2019-09-27 Dennis Bontempi , Sergio Benini , Alberto Signoroni , Michele Svanera , Lars Muckli

Neuronal cell bodies mostly reside in the cerebral cortex. The study of this thin and highly convoluted surface is essential for understanding how the brain works. The analysis of surface data is, however, challenging due to the high…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Karthik Gopinath , Christian Desrosiers , Herve Lombaert

Purpose: Conventional automated segmentation of the head anatomy in MRI distinguishes different brain and non-brain tissues based on image intensities and prior tissue probability maps (TPM). This works well for normal head anatomies, but…

图像与视频处理 · 电气工程与系统科学 2021-05-20 Lukas Hirsch , Yu Huang , Lucas C Parra

This paper presents a new framework for human body part segmentation based on Deep Convolutional Neural Networks trained using only synthetic data. The proposed approach achieves cutting-edge results without the need of training the models…

计算机视觉与模式识别 · 计算机科学 2022-06-08 Alessandro Saviolo , Matteo Bonotto , Daniele Evangelista , Marco Imperoli , Jacopo Lazzaro , Emanuele Menegatti , Alberto Pretto

Breast cancer is a relatively common cancer among gynecological cancers. Its diagnosis often relies on the pathology of cells in the lesion. The pathological diagnosis of breast cancer not only requires professionals and time, but also…

图像与视频处理 · 电气工程与系统科学 2024-04-15 MingXuan Xiao , Yufeng Li , Xu Yan , Min Gao , Weimin Wang

Studying the cellular architecture of the human cerebral cortex is critical for understanding brain organization and function. It requires investigating complex texture patterns in histological images, yet automatic methods that scale…

Deep learning architectures based on convolutional neural networks tend to rely on continuous, smooth features. While this characteristics provides significant robustness and proves useful in many real-world tasks, it is strikingly…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Zuzanna Buchnajzer , Kacper Dobek , Stanisław Hapke , Daniel Jankowski , Krzysztof Krawiec

Hyperspectral imaging provides detailed information about the scanned objects, as it captures their spectral characteristics within a large number of wavelength bands. Classification of such data has become an active research topic due to…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Jakub Nalepa , Lukasz Tulczyjew , Michal Myller , Michal Kawulok

Detection and segmentation of the hippocampal structures in volumetric brain images is a challenging problem in the area of medical imaging. In this paper, we propose a two-stage 3D fully convolutional neural network that efficiently…

计算机视觉与模式识别 · 计算机科学 2019-02-13 Dengsheng Chen , Wenxi Liu , You Huang , Tong Tong , Yuanlong Yu

Brightfield and fluorescent imaging of whole brain sections are funda- mental tools of research in mouse brain study. As sectioning and imaging become more efficient, there is an increasing need to automate the post-processing of sec- tions…

计算机视觉与模式识别 · 计算机科学 2018-03-12 Yuncong Chen , David Kleinfeld , Martyn Goulding , Yoav Freund

A large number of surface-based analyses on brain imaging data adopt some specific brain atlases to better assess structural and functional changes in one or more brain regions. In these analyses, it is necessary to obtain an anatomically…

图像与视频处理 · 电气工程与系统科学 2019-10-01 Wen Zhang , Yalin Wang