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Divergent brain connectivity is thought to underlie the behavioral and cognitive symptoms observed in many neurodevelopmental disorders. Quantifying divergence from neurotypical connectivity patterns offers a promising pathway to inform…

神经元与认知 · 定量生物学 2024-11-19 Rui Sherry Shen , Yusuf Osmanlıoğlu , Drew Parker , Darien Aunapu , Benjamin E. Yerys , Birkan Tunç , Ragini Verma

Numerous studies have established that estimated brain age, as derived from statistical models trained on healthy populations, constitutes a valuable biomarker that is predictive of cognitive decline and various neurological diseases. In…

计算机视觉与模式识别 · 计算机科学 2019-07-02 Xinyang Feng , Zachary C. Lipton , Jie Yang , Scott A. Small , Frank A. Provenzano

The rapidly developing field of large multimodal models (LMMs) has led to the emergence of diverse models with remarkable capabilities. However, existing benchmarks fail to comprehensively, objectively and accurately evaluate whether LMMs…

Generative Adversarial Networks (GANs) have become increasingly powerful, generating mind-blowing photorealistic images that mimic the content of datasets they were trained to replicate. One recurrent theme in medical imaging is whether…

图像与视频处理 · 电气工程与系统科学 2021-07-20 Youssef Skandarani , Pierre-Marc Jodoin , Alain Lalande

Tissue mechanics--stiffness, density and impedance contrast--are broadly informative biomarkers across diseases, yet routine CT, MRI, and B-mode ultrasound rarely quantify them directly. While ultrasound tomography (UT) is intrinsically…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Zhijun Zeng , Youjia Zheng , Chang Su , Qianhang Wu , Hao Hu , Zeyuan Dong , Shan Gao , Yang Lv , Rui Tang , Ligang Cui , Zhiyong Hou , Weijun Lin , Zuoqiang Shi , Yubing Li , He Sun

Cognitive neuroscience is enjoying rapid increase in extensive public brain-imaging datasets. It opens the door to large-scale statistical models. Finding a unified perspective for all available data calls for scalable and automated…

机器学习 · 统计学 2019-05-16 Arthur Mensch , Julien Mairal , Danilo Bzdok , Bertrand Thirion , Gaël Varoquaux

The accurate quantification of brain age from MRI has emerged as an important biomarker of brain health. However, existing approaches are often restricted to narrow age ranges and single-modality MRI data, limiting their capacity to capture…

图像与视频处理 · 电气工程与系统科学 2026-04-21 Dingyi Zhang , Ruiying Liu , Yun Wang

Brain tumor detection can make the difference between life and death. Recently, deep learning-based brain tumor detection techniques have gained attention due to their higher performance. However, obtaining the expected performance of such…

图像与视频处理 · 电气工程与系统科学 2022-02-22 Wessam M. Salama , Ahmed Shokry

Reconciling symbolic and distributed representations is a crucial challenge that can potentially resolve the limitations of current deep learning. Remarkable advances in this direction have been achieved recently via generative…

机器学习 · 计算机科学 2021-02-09 Jindong Jiang , Sungjin Ahn

Privacy concerns around sharing personally identifiable information are a major practical barrier to data sharing in medical research. However, in many cases, researchers have no interest in a particular individual's information but rather…

图像与视频处理 · 电气工程与系统科学 2021-08-18 August DuMont Schütte , Jürgen Hetzel , Sergios Gatidis , Tobias Hepp , Benedikt Dietz , Stefan Bauer , Patrick Schwab

As acquiring MRIs is expensive, neuroscience studies struggle to attain a sufficient number of them for properly training deep learning models. This challenge could be reduced by MRI synthesis, for which Generative Adversarial Networks…

图像与视频处理 · 电气工程与系统科学 2023-09-08 Wei Peng , Ehsan Adeli , Tomas Bosschieter , Sang Hyun Park , Qingyu Zhao , Kilian M. Pohl

Generative models based on deep learning have shown significant potential in medical imaging, particularly for modality transformation and multimodal fusion in MRI-based brain imaging. This study introduces GM-LDM, a novel framework that…

图像与视频处理 · 电气工程与系统科学 2025-06-17 Hu Xu , Yang Jingling , Jia Sihan , Bi Yuda , Calhoun Vince

The use of supervised deep learning techniques to detect pathologies in brain MRI scans can be challenging due to the diversity of brain anatomy and the need for annotated data sets. An alternative approach is to use unsupervised anomaly…

图像与视频处理 · 电气工程与系统科学 2023-03-08 Finn Behrendt , Debayan Bhattacharya , Julia Krüger , Roland Opfer , Alexander Schlaefer

The purpose of this study is to present and compare three denoising diffusion probabilistic models (DDPMs) that generate 3D $T_1$-weighted MRI human brain images. Three DDPMs were trained using 80,675 image volumes from 42,406 subjects…

图像与视频处理 · 电气工程与系统科学 2025-11-03 Samuel W. Remedios , Aaron Carass , Jerry L. Prince , Blake E. Dewey

Magnetic resonance imaging (MRI) has played a crucial role in fetal neurodevelopmental research. Structural annotations of MR images are an important step for quantitative analysis of the developing human brain, with Deep Learning providing…

Designing generative models for 3D structural brain MRI that synthesize morphologically-plausible and attribute-specific (e.g., age, sex, disease state) samples is an active area of research. Existing approaches based on frameworks like…

图像与视频处理 · 电气工程与系统科学 2025-08-04 Alan Q. Wang , Fangrui Huang , Bailey Trang , Wei Peng , Mohammad Abbasi , Kilian Pohl , Mert Sabuncu , Ehsan Adeli

Large annotated datasets are required for training deep learning models, but in medical imaging data sharing is often complicated due to ethics, anonymization and data protection legislation. Generative AI models, such as generative…

图像与视频处理 · 电气工程与系统科学 2024-01-08 Muhammad Usman Akbar , Måns Larsson , Anders Eklund

Rapid advancements in medical image segmentation performance have been significantly driven by the development of Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs). These models follow the discriminative pixel-wise…

图像与视频处理 · 电气工程与系统科学 2024-08-21 Jiayu Huo , Xi Ouyang , Sébastien Ourselin , Rachel Sparks

Deep learning requires large datasets for training (convolutional) networks with millions of parameters. In neuroimaging, there are few open datasets with more than 100 subjects, which makes it difficult to, for example, train a classifier…

图像与视频处理 · 电气工程与系统科学 2020-01-27 Anders Eklund

The surface morphology of the developing mammalian brain is crucial for understanding brain function and dysfunction. Computational modeling offers valuable insights into the underlying mechanisms for early brain folding. Recent findings…

神经元与认知 · 定量生物学 2024-09-06 Jixin Hou , Zhengwang Wu , Xianyan Chen , Li Wang , Dajiang Zhu , Tianming Liu , Gang Li , Xianqiao Wang