Articles with "centrality" as a keyword



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Altered brain network centrality in middle‐aged patients with retinitis pigmentosa: A resting‐state functional magnetic resonance imaging study

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Published in 2020 at "Brain and Behavior"

DOI: 10.1002/brb3.1983

Abstract: The purpose of this study is to explore the underlying functional network brain activity changes of patients in middle‐aged with retinitis pigmentosa (RP) and the relationships with clinical features such as depression scale and visual… read more here.

Keywords: network; study; retinitis pigmentosa; middle aged ... See more keywords
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Modulation of network centrality and gray matter microstructure using multi‐session brain stimulation and memory training

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Published in 2022 at "Human Brain Mapping"

DOI: 10.1002/hbm.25857

Abstract: Neural mechanisms of behavioral improvement induced by repeated transcranial direct current stimulation (tDCS) combined with cognitive training are yet unclear. Previously, we reported behavioral effects of a 3‐day visuospatial memory training with concurrent anodal tDCS… read more here.

Keywords: network; centrality; training; brain ... See more keywords
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Exploring social‐emotional learning, school climate, and social network analysis

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Published in 2022 at "Journal of Community Psychology"

DOI: 10.1002/jcop.22881

Abstract: Abstract There is currently limited research on student peer leadership in the social‐emotional literature. This paper used exploratory methods of social network analysis to understand the structure of school peer relationships, peer leadership, and school… read more here.

Keywords: school climate; centrality; social emotional; school ... See more keywords
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Analysis on energy consumption in smart grid WSN using path operator calculus centrality based HSA-PSO algorithm

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Published in 2020 at "Soft Computing"

DOI: 10.1007/s00500-019-04580-5

Abstract: In this paper, the consumption of energy is efficiently balanced using the high searching capability of harmony search algorithm (HSA). However, centrality in finding the route is considered as an utmost challenge in finding the… read more here.

Keywords: algorithm; energy; pso; path ... See more keywords
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Social centrality using network hierarchy and community structure

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Published in 2018 at "Data Mining and Knowledge Discovery"

DOI: 10.1007/s10618-018-0582-x

Abstract: Several centrality measures have been formulated to quantify the notion of ‘importance’ of actors in social networks. Current measures scrutinize either local or global connectivity of the nodes and have been found to be inadequate… read more here.

Keywords: community; social networks; measure; hierarchy ... See more keywords
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Why extraversion is not enough: the mediating role of initial peer network centrality linking personality to long-term academic performance

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Published in 2018 at "Higher Education"

DOI: 10.1007/s10734-018-0242-5

Abstract: Academic performance (i.e., grade point average) determines career entry factors as well as career success and is thus crucial for students’ future careers. Besides individual factors such as personality traits, individuals’ social embeddedness has been… read more here.

Keywords: academic performance; extraversion; network; personality ... See more keywords
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The Influence of the Centrality of Visual Website Aesthetics on Online User Responses: Measure Development and Empirical Investigation

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Published in 2021 at "Information Systems Frontiers"

DOI: 10.1007/s10796-019-09957-3

Abstract: This study develops a scale to measure individual differences in the centrality of visual website aesthetics (CVWA) and then examines the impact of the CVWA on users’ responses. Drawing on the concept of individual differences… read more here.

Keywords: centrality visual; website aesthetics; measure; cvwa ... See more keywords
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KATZ centrality with biogeography-based optimization for influence maximization problem

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Published in 2020 at "Journal of Combinatorial Optimization"

DOI: 10.1007/s10878-020-00580-6

Abstract: In the field of social networks, the Influence Maximization Problem (IMP) is one of the most well-known issues that have attracted many researchers in recent years. Influence Maximization (IM) means trying to find the best… read more here.

Keywords: katz centrality; problem; centrality; influence maximization ... See more keywords
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An evolutionary process of global nanotechnology collaboration: a social network analysis of patents at USPTO

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Published in 2017 at "Scientometrics"

DOI: 10.1007/s11192-017-2362-6

Abstract: Using social network analysis to examine patenting data available at the USPTO, this paper explores an evolutionary process of global nanotechnology collaboration network from the perspective of entry and exit of collaborative organizations (nodes) and… read more here.

Keywords: network; process; centrality; nanotechnology ... See more keywords
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An Intelligent Centrality Measures for Influential Node Detection in COVID-19 Environment

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Published in 2021 at "Wireless Personal Communications"

DOI: 10.1007/s11277-021-08577-y

Abstract: With an advent of social networks, spamming has posted the most important serious issues among the users. These are termed as influential users who spread the spam messages in the community which has created the… read more here.

Keywords: intelligent centrality; community; influential nodes; centrality ... See more keywords
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The psychological effects of centrality bias: an experimental analysis

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Published in 2019 at "Journal of Business Economics"

DOI: 10.1007/s11573-018-0908-6

Abstract: This paper examines the psychological mechanisms that are activated by centrality bias in the context of subjective performance evaluation. Centrality bias refers to compressed evaluations of subordinates, implying that the variance in the performance of… read more here.

Keywords: effects centrality; centrality; psychological mechanisms; centrality bias ... See more keywords