Articles with "network connectivity" as a keyword



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Aberrant static and dynamic functional network connectivity in heart failure with preserved ejection fraction

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Published in 2022 at "ESC Heart Failure"

DOI: 10.1002/ehf2.13967

Abstract: Heart failure may lead to brain functional alterations related to cognitive impairment. This study aimed to detect alterations of static functional network connectivity (FNC) and dynamic FNC in heart failure with preserved ejection fraction (HFpEF)… read more here.

Keywords: heart failure; failure preserved; functional network; heart ... See more keywords
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Dynamic functional network connectivity in idiopathic generalized epilepsy with generalized tonic–clonic seizure

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Published in 2017 at "Human Brain Mapping"

DOI: 10.1002/hbm.23430

Abstract: Idiopathic generalized epilepsy (IGE) has been linked with disrupted intra‐network connectivity of multiple resting‐state networks (RSNs); however, whether impairment is present in inter‐network interactions between RSNs, remains largely unclear. Here, 50 patients with IGE characterized… read more here.

Keywords: state; idiopathic generalized; network; connectivity ... See more keywords
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Nonlinear functional network connectivity in resting functional magnetic resonance imaging data

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Published in 2022 at "Human Brain Mapping"

DOI: 10.1002/hbm.25972

Abstract: In this work, we focus on explicitly nonlinear relationships in functional networks. We introduce a technique using normalized mutual information (NMI) that calculates the nonlinear relationship between different brain regions. We demonstrate our proposed approach… read more here.

Keywords: connectivity; nonlinear functional; brain; functional network ... See more keywords
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Editorial for “Progressive Deterioration of Dynamic Functional Network Connectivity in Patients With HBV‐Related Cirrhosis”

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Published in 2021 at "Journal of Magnetic Resonance Imaging"

DOI: 10.1002/jmri.27742

Abstract: Editorial for “Progressive Deterioration of Dynamic Functional Network Connectivity in Patients With HBV-Related Cirrhosis” Hepatitis B virus-related cirrhosis (HBV-RC) patients with no minimal hepatic encephalopathy (NMHE) may develop minimal hepatic encephalopathy (MHE)—a neurocognitive dysfunction characterized… read more here.

Keywords: deterioration; network; mhe; network connectivity ... See more keywords
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Static and Dynamic Characteristics of Functional Network Connectivity in Neurologically Asymptomatic Patients Undergoing Maintenance Hemodialysis: A Resting‐State Functional MRI Study

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Published in 2022 at "Journal of Magnetic Resonance Imaging"

DOI: 10.1002/jmri.28317

Abstract: The characteristics of static functional network connectivity (sFNC) and dynamic FNC (dFNC) in neurologically asymptomatic patients undergoing maintenance hemodialysis are unknown. Elucidating these characteristics may improve our understanding of the mechanisms of neuropathological damage in… read more here.

Keywords: neurologically asymptomatic; patients undergoing; functional network; network connectivity ... See more keywords
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Dual-Based Approximation Algorithms for Cut-Based Network Connectivity Problems

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Published in 2017 at "Algorithmica"

DOI: 10.1007/s00453-017-0356-7

Abstract: We consider a variety of NP-Complete network connectivity problems. We introduce a novel dual-based approach to approximating network design problems with cut-based linear programming relaxations. This approach gives a 3/2-approximation to Minimum 2-Edge-Connected Spanning Subgraph… read more here.

Keywords: network; approximation; connectivity problems; network connectivity ... See more keywords
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Understanding Friendship Sex Heterophily and Relational Characteristics to Optimize the Selection of Peer Models for Children with Autism Spectrum Disorder

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Published in 2018 at "Journal of Autism and Developmental Disorders"

DOI: 10.1007/s10803-018-3662-2

Abstract: This study used social network analysis to evaluate whether sex heterophily, the degree to which peers are different in sex, between 126 children with autism (ages 5–12 years) and their peers affected social network connectivity. Results… read more here.

Keywords: social network; children autism; network connectivity; sex ... See more keywords
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Reliable network connectivity in wireless sensor networks for remote monitoring of landslides

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Published in 2020 at "Wireless Networks"

DOI: 10.1007/s11276-019-02059-7

Abstract: Providing reliable communications in a remotely monitored large-scale deployment of Wireless Sensor Networks is a challenging task. In this paper, we deal with such a deployment to monitor a landslide prone zone where the nodes… read more here.

Keywords: network; network connectivity; sensor networks; wireless ... See more keywords
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Optimal scan planning with enforced network connectivity for the acquisition of three-dimensional indoor models

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Published in 2021 at "Isprs Journal of Photogrammetry and Remote Sensing"

DOI: 10.1016/j.isprsjprs.2021.07.013

Abstract: Abstract The positioning of laser scanners for indoor surveying is still a time and cost expensive process. This article proposes an optimization approach for computing an admissible sensor placement with the minimal number of sensor… read more here.

Keywords: network connectivity; planning enforced; enforced network; connectivity ... See more keywords
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Modular and state-relevant functional network connectivity in high-frequency eyes open vs eyes closed resting fMRI data

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Published in 2021 at "Journal of Neuroscience Methods"

DOI: 10.1016/j.jneumeth.2021.109202

Abstract: BACKGROUND Resting-state fMRI (rs-fMRI) is employed to assess "functional connections" of signal between brain regions. However, multiple rs-fMRI paradigms and data-filtering strategies have been used, highlighting the need to explore BOLD signal across the spectrum.… read more here.

Keywords: state; functional network; fmri data; frequency ... See more keywords
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Intrinsic neurocognitive network connectivity differences between normal aging and mild cognitive impairment are associated with cognitive status and age

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Published in 2019 at "Neurobiology of Aging"

DOI: 10.1016/j.neurobiolaging.2018.10.001

Abstract: Mild cognitive impairment (MCI) of the amnestic type is considered to be a transitionary stage between healthy aging and Alzheimer's disease (AD). Previous studies have demonstrated that intrinsic functional connectivity of the default network (DN)… read more here.

Keywords: network; cognitive status; age; connectivity ... See more keywords