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Deep learning models generating structural brain MRIs have the potential to significantly accelerate discovery of neuroscience studies. However, their use has been limited in part by the way their quality is evaluated. Most evaluations of…

图像与视频处理 · 电气工程与系统科学 2024-09-16 Jiaqi Wu , Wei Peng , Binxu Li , Yu Zhang , Kilian M. Pohl

Accurate diagnosis of pediatric brain tumors, starting with histopathology, presents unique challenges for deep learning, including severe data scarcity, class imbalance, and fine-grained morphologic overlap across diagnostically distinct…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Joakim Nguyen , Jian Yu , Jinrui Fang , Nicholas Konz , Tianlong Chen , Sanjay Krishnan , Chandra Krishnan , Ying Ding , Hairong Wang , Ankita Shukla

Brain tissue segmentation from multimodal MRI is a key building block of many neuroimaging analysis pipelines. Established tissue segmentation approaches have, however, not been developed to cope with large anatomical changes resulting from…

图像与视频处理 · 电气工程与系统科学 2020-11-05 Reuben Dorent , Thomas Booth , Wenqi Li , Carole H. Sudre , Sina Kafiabadi , Jorge Cardoso , Sebastien Ourselin , Tom Vercauteren

Semi-supervised learning relaxes the need of large pixel-wise labeled datasets for image segmentation by leveraging unlabeled data. A prominent way to exploit unlabeled data is to regularize model predictions. Since the predictions of…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Sukesh Adiga , Jose Dolz , Herve Lombaert

Accurate segmentation of fetal brain magnetic resonance images is crucial for analyzing fetal brain development and detecting potential neurodevelopmental abnormalities. Traditional deep learning-based automatic segmentation, although…

Brain tumor segmentation intends to delineate tumor tissues from healthy brain tissues. The tumor tissues include necrosis, peritumoral edema, and active tumor. In contrast, healthy brain tissues include white matter, gray matter, and…

图像与视频处理 · 电气工程与系统科学 2020-06-03 Snehal Rajput , Mehul S Raval

Magnetic Resonance Imaging (MRI) is widely used in the pathological and functional studies of the brain, such as epilepsy, tumor diagnosis, etc. Automated accurate brain tissue segmentation like cerebro-spinal fluid (CSF), gray matter (GM),…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Yao Sun , Yang Deng , Yue Xu , Shuo Zhang , Mingwang Zhu , Kehong Yuan

In this paper, we present a fully automatic brain tumor segmentation and classification model using a Deep Convolutional Neural Network that includes a multiscale approach. One of the differences of our proposal with respect to previous…

图像与视频处理 · 电气工程与系统科学 2024-02-12 Francisco Javier Díaz-Pernas , Mario Martínez-Zarzuela , Míriam Antón-Rodríguez , David González-Ortega

We propose a segmentation framework that uses deep neural networks and introduce two innovations. First, we describe a biophysics-based domain adaptation method. Second, we propose an automatic method to segment white and gray matter, and…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Amir Gholami , Shashank Subramanian , Varun Shenoy , Naveen Himthani , Xiangyu Yue , Sicheng Zhao , Peter Jin , George Biros , Kurt Keutzer

Deep learning models usually require sufficient training data to achieve high accuracy, but obtaining labeled data can be time-consuming and labor-intensive. Here we introduce a template-based training method to train a 3D U-Net model from…

图像与视频处理 · 电气工程与系统科学 2023-08-07 Fang-Cheng Yeh

Advances in computing technology have allowed researchers across many fields of endeavor to collect and maintain vast amounts of observational statistical data such as clinical data,biological patient data,data regarding access of web…

计算机视觉与模式识别 · 计算机科学 2014-12-10 Narkhede Sachin , Deven Shah , Vaishali Khairnar , Sujata Kadu

During the first years of life, the human brain undergoes dynamic spatially-heterogeneous changes, involving differentiation of neuronal types, dendritic arborization, axonal ingrowth, outgrowth and retraction, synaptogenesis, and…

Autism Spectrum Disorder(ASD) is a set of neurodevelopmental conditions that affect patients' social abilities. In recent years, many studies have employed deep learning to diagnose this brain dysfunction through functional MRI (fMRI).…

图像与视频处理 · 电气工程与系统科学 2021-10-26 Li Pan , Jundong Liu , Mingqin Shi , Chi Wah Wong , Kei Hang Katie Chan

In this paper, we present a novel approach for segmenting pediatric brain tumors using a deep learning architecture, inspired by expert radiologists' segmentation strategies. Our model delineates four distinct tumor labels and is…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Max Bengtsson , Elif Keles , Gorkem Durak , Syed Anwar , Yuri S. Velichko , Marius G. Linguraru , Angela J. Waanders , Ulas Bagci

The segmentation of lesions in Moderate to Severe Traumatic Brain Injury (msTBI) presents a significant challenge in neuroimaging due to the diverse characteristics of these lesions, which vary in size, shape, and distribution across brain…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Constantin Ulrich , Tassilo Wald , Fabian Isensee , Klaus H. Maier-Hein

This study investigates a curriculum-style strategy for semi-supervised CNN segmentation, which devises a regression network to learn image-level information such as the size of a target region. These regressions are used to effectively…

计算机视觉与模式识别 · 计算机科学 2023-06-29 Hoel Kervadec , Jose Dolz , Eric Granger , Ismail Ben Ayed

Computer-aided diagnosis via deep learning relies on large-scale annotated data sets, which can be costly when involving expert knowledge. Semi-supervised learning (SSL) mitigates this challenge by leveraging unlabeled data. One effective…

机器学习 · 计算机科学 2020-05-25 Prashnna Kumar Gyawali , Sandesh Ghimire , Pradeep Bajracharya , Zhiyuan Li , Linwei Wang

Accurate automatic tissue segmentation in fetal brain MRI is a crucial step in clinical diagnosis but remains challenging, particularly due to the dynamically changing anatomy and tissue contrast during fetal development. Existing…

图像与视频处理 · 电气工程与系统科学 2025-03-12 Haoan Xu , Tianshu Zheng , Xinyi Xu , Yao Shen , Jiwei Sun , Cong Sun , Guangbin Wang , Zhaopeng Cui , Dan Wu

Segmentation of brain tumors from Magnetic Resonance Imaging (MRI) remains a pivotal challenge in medical image analysis due to the heterogeneous nature of tumor morphology and intensity distributions. Accurate delineation of tumor…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Dibya Jyoti Bora , Mrinal Kanti Mishra

We propose a novel semi-supervised image segmentation method that simultaneously optimizes a supervised segmentation and an unsupervised reconstruction objectives. The reconstruction objective uses an attention mechanism that separates the…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Shuai Chen , Gerda Bortsova , Antonio Garcia-Uceda Juarez , Gijs van Tulder , Marleen de Bruijne