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Autistic Spectrum Disorder (ASD) is a neurological disease characterized by difficulties with social interaction, communication, and repetitive activities. While its primary origin lies in genetics, early detection is crucial, and…

Analysis of brain connectivity is important for understanding how information is processed by the brain. We propose a novel Bayesian vector autoregression (VAR) hierarchical model for analyzing brain connectivity in a resting-state fMRI…

应用统计 · 统计学 2021-12-09 Bertil Wegmann , Anders Lundquist , Anders Eklund , Mattias Villani

Resting state functional magnetic resonance images (fMRI) are commonly used for classification of patients as having Alzheimer's disease (AD), mild cognitive impairment (MCI), or being cognitive normal (CN). Most methods use time-series…

图像与视频处理 · 电气工程与系统科学 2021-04-22 Nazanin Beheshti , Lennart Johnsson

Brain structural networks are often represented as discrete adjacency matrices with elements summarizing the connectivity between pairs of regions of interest (ROIs). These ROIs are typically determined a-priori using a brain atlas. The…

统计计算 · 统计学 2023-08-11 William Consagra , Martin Cole , Xing Qiu , Zhengwu Zhang

Understanding brain connectivity has become one of the most important issues in neuroscience. But connectivity data can reflect either the functional relationships of the brain activities or the anatomical properties between brain areas.…

神经元与认知 · 定量生物学 2015-04-13 Tiago Simas , Mario Chavez , Pablo Rodriguez , Albert Diaz-Guilera

Resting-state functional magnetic resonance imaging (rs-fMRI) is a noninvasive technique pivotal for understanding human neural mechanisms of intricate cognitive processes. Most rs-fMRI studies compute a single static functional…

We propose a novel algorithm called Unique Brain Network Identification Number, UBNIN for encoding the brain networks of individual subjects. To realize this objective, we employed structural MRI on 180 Parkinsons disease PD patients and 70…

图像与视频处理 · 电气工程与系统科学 2023-09-20 Tanmayee Samantaray , Utsav Gupta , Jitender Saini , Cota Navin Gupta

Functional connectivity (FC) analysis of resting-state fMRI data provides a framework for characterizing brain networks and their association with participant-level covariates. Due to the high dimensionality of neuroimaging data, standard…

统计方法学 · 统计学 2025-08-18 Wei Zhao , Brian J. Reich , Emily C. Hector

With the rising prevalence of cardiovascular diseases, electrocardiograms (ECG) remain essential for the non-invasive detection of cardiac abnormalities. This study presents a comprehensive evaluation of deep neural network architectures…

信号处理 · 电气工程与系统科学 2026-02-23 Yun Song , Wenjia Zheng , Tiedan Chen , Ziyu Wang , Jiazhao Shi , Yisong Chen

This study investigated age-related changes in functional connectivity using resting-state fMRI and explored the efficacy of traditional deep learning for classifying brain developmental stages (BDS). Functional connectivity was assessed…

神经元与认知 · 定量生物学 2025-03-28 Prerna Singh , Kuldeep Singh Yadav , Lalan Kumar , Tapan Kumar Gandhi

Autism spectrum disorder (ASD) is one of the major developmental disorders affecting children. Recently, it has been hypothesized that ASD is associated with atypical brain connectivities. A substantial body of researches use Pearson's…

神经元与认知 · 定量生物学 2019-03-06 Biwei Huang , Kun Zhang , Ruben Sanchez-Romero , Joseph Ramsey , Madelyn Glymour , Clark Glymour

The process of integration of inputs from several sensory modalities in the human brain is referred to as multisensory integration. Age-related cognitive decline leads to a loss in the ability of the brain to conceive multisensory inputs.…

信号处理 · 电气工程与系统科学 2023-05-02 Prerna Singh , Ayush Tripathi , Lalan Kumar , Tapan Kumar Gandhi

Diagnosis of Autism Spectrum Disorder (ASD) using clinical evaluation (cognitive tests) is challenging due to wide variations amongst individuals. Since no effective treatment exists, prompt and reliable ASD diagnosis can enable the…

图像与视频处理 · 电气工程与系统科学 2022-03-11 Devika K , Venkata Ramana Murthy Oruganti , Dwarikanath Mahapatra , Ramanathan Subramanian

In neuroscience, functional brain connectivity describes the connectivity between brain regions that share functional properties. Neuroscientists often characterize it by a time series of covariance matrices between functional measurements…

统计方法学 · 统计学 2019-07-09 Zhenhua Lin , Dehan Kong , Qiang Sun

Alzheimer's disease (AD) is the most common form of dementia, which causes problems with memory, thinking and behavior. Growing evidence has shown that the brain connectivity network experiences alterations for such a complex disease.…

统计方法学 · 统计学 2020-05-29 Chen Hao , Guo Ying , He Yong , Ji Jiadong , Liu Lei , Shi Yufeng , Wang Yikai , Yu Long , Zhang Xinsheng

Early diagnosis of Alzheimer's disease (AD) is critical for intervention before irreversible neurodegeneration occurs. Structural MRI (sMRI) is widely used for AD diagnosis, but conventional deep learning approaches primarily rely on…

图像与视频处理 · 电气工程与系统科学 2025-03-04 Shijia Zhang , Xiyu Ding , Brian Caffo , Junyu Chen , Cindy Zhang , Hadi Kharrazi , Zheyu Wang

Objective: This paper presents an Alzheimer's disease (AD) detection method based on learning structural similarity between Magnetic Resonance Images (MRIs) and representing this similarity as a graph. Methods: We construct the similarity…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Kuo Yang , Emad A. Mohammed , Behrouz H. Far

Anatomical brain parcellations dominate rs-fMRI-based Autism Spectrum Disorder (ASD) classification, yet their rigid boundaries may fail to capture the idiosyncratic connectivity patterns that characterise ASD. We present a graph-based deep…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Syeda Hareem Madani , Noureen Bibi , Adam Rafiq Jeraj , Sumra Khan , Anas Zafar , Rizwan Qureshi

Autism Spectrum Disorder (ASD) is a neurodevelopmental condition associated with difficulties with social interactions, communication, and restricted or repetitive behaviors. To characterize ASD, investigators often use functional…

统计方法学 · 统计学 2026-05-12 Jialu Ran , Sarah Shultz , Benjamin B. Risk , David Benkeser

Predicting brain maturity using noninvasive magnetic resonance images (MRI) can distinguish different age groups and help to assess neurodevelopmental disorders. However, group-wise differences are often less informative for assessing…

神经元与认知 · 定量生物学 2014-12-17 Cheol E. Han , Luis R. Peraza , John-Paul Taylor , Marcus Kaiser