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Here we show a method of directing the edges of the connectomes, prepared from diffusion tensor imaging (DTI) datasets from the human brain. Before the present work, no high-definition directed braingraphs (or connectomes) were published,…

神经元与认知 · 定量生物学 2016-09-29 Balázs Szalkai , Csaba Kerepesi , Bálint Varga , Vince Grolmusz

Autism spectrum disorder (ASD) is a neurodevelopmental condition characterized by atypical brain maturation. However, the adaptation of transfer learning paradigms in machine learning for ASD research remains notably limited. In this study,…

机器学习 · 计算机科学 2025-09-16 Kush Gupta , Amir Aly , Emmanuel Ifeachor , Rohit Shankar

Centrality is an important notion in network analysis and is used to measure the degree to which network structure contributes to the importance of a node in a network. While many different centrality measures exist, most of them apply to…

计算机与社会 · 计算机科学 2010-06-04 Kristina Lerman , Rumi Ghosh , Jeon Hyung Kang

The estimation of causal network architectures in the brain is fundamental for understanding cognitive information processes. However, access to the dynamic processes underlying cognition is limited to indirect measurements of the hidden…

神经元与认知 · 定量生物学 2020-08-17 H. C. Ruiz-Euler , H. J. Kappen

We confront a network model of human aging and mortality in which nodes represent health attributes that interact within a scale-free network topology, with observational data that uses both clinical and laboratory (pre-clinical) health…

种群与进化 · 定量生物学 2018-09-19 Spencer G. Farrell , Arnold B. Mitnitski , Olga Theou , Kenneth Rockwood , Andrew D. Rutenberg

This paper presents a novel deep learning-based approach named RealDiffFusionNet incorporating Neural Controlled Differential Equations (Neural CDE) - time series models that are robust in handling irregularly sampled data - and multi-head…

机器学习 · 计算机科学 2025-01-07 Aashish Cheruvu , Nathaniel Rigoni

Brain network analysis has emerged as pivotal method for gaining a deeper understanding of brain functions and disease mechanisms. Despite the existence of various network construction approaches, shortcomings persist in the learning of…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Yongcheng Zong , Shuqiang Wang

Functional connectivity quantifies the statistical dependencies between the activity of brain regions, measured using neuroimaging data such as functional MRI BOLD time series. The network representation of functional connectivity, called a…

神经元与认知 · 定量生物学 2020-11-23 Benjamin Chiêm , Kausar Abbas , Enrico Amico , Duy Anh Duong-Tran , Frédéric Crevecoeur , Joaquín Goñi

These days, computational diagnosis strategies of neuropsychiatric disorders are gaining attention day by day. It's critical to determine the brain's functional connectivity based on Functional-Magnetic-Resonance-Imaging(fMRI) to diagnose…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Sartaj Ahmed Salman , Zhichao Lian , Marva Saleem , Yuduo Zhang

Prediction of the cognitive evolution of a person susceptible to develop a neurodegenerative disorder is crucial to provide an appropriate treatment as soon as possible. In this paper we propose a 3D siamese network designed to extract…

图像与视频处理 · 电气工程与系统科学 2019-09-04 Cecilia Ostertag , Marie Beurton-Aimar , Thierry Urruty

Mining human-brain networks to discover patterns that can be used to discriminate between healthy individuals and patients affected by some neurological disorder, is a fundamental task in neuroscience. Learning simple and interpretable…

社会与信息网络 · 计算机科学 2020-06-11 Tommaso Lanciano , Francesco Bonchi , Aristides Gionis

Non-suicidal self-injury (NSSI) is a serious threat to the physical and mental health of adolescents, significantly increasing the risk of suicide and attracting widespread public concern. Electroencephalography (EEG), as an objective tool…

机器学习 · 计算机科学 2025-04-04 Zhen Liang , Weishan Ye , Qile Liu , Li Zhang , Gan Huang , Yongjie Zhou

Brain network analysis based on functional Magnetic Resonance Imaging (fMRI) is pivotal for diagnosing brain disorders. Existing approaches typically rely on predefined functional sub-networks to construct sub-network associations. However,…

机器学习 · 计算机科学 2026-03-11 Jingfeng Tang , Peng Cao , Guangqi Wen , Jinzhu Yang , Xiaoli Liu , Osmar R. Zaiane

Recently, graph theory has become a popular method for characterizing brain functional organization. One important goal in graph theoretical analysis of brain networks is to identify network differences across disease types or conditions.…

应用统计 · 统计学 2018-10-01 Ixavier A Higgins , Ying Guo , Suprateek Kundu , Ki Sueng Choi , Helen Mayberg

In this paper, we describe a conceptual design methodology to design distributed neural network architectures that can perform efficient inference within sensor networks with communication bandwidth constraints. The different sensor…

机器学习 · 计算机科学 2022-10-17 Thomas Strypsteen , Alexander Bertrand

Functional MRI (fMRI) and diffusion MRI (dMRI) are non-invasive imaging modalities that allow in-vivo analysis of a patient's brain network (known as a connectome). Use of these technologies has enabled faster and better diagnoses and…

机器学习 · 计算机科学 2016-12-06 Colin J Brown , Ghassan Hamarneh

A mechanism for self-organization of the degree of connectivity in model neural networks is studied. Network connectivity is regulated locally on the basis of an order parameter of the global dynamics which is estimated from an observable…

统计力学 · 物理学 2009-11-07 Stefan Bornholdt , Torsten Roehl

Autism spectrum disorder (ASD) is a complex neurodevelopmental disorder, and behavioral treatment interventions have shown promise for young children with ASD. However, there is limited progress in understanding the effect of each type of…

神经元与认知 · 定量生物学 2019-09-04 Juntang Zhuang , Nicha C. Dvornek , Qingyu Zhao , Xiaoxiao Li , Pamela Ventola , James S. Duncan

Traditional causal connectivity methods in task-based and resting-state functional magnetic resonance imaging (fMRI) face challenges in accurately capturing directed information flow due to their sensitivity to noise and inability to model…

神经元与认知 · 定量生物学 2025-04-03 Boseong Kim , Debashis Das Chakladar , Haejun Chung , Ikbeom Jang

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…