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such networks. Our method is based on optimizing the composite modularity, which is a new modularity proposed for …
Persistent link: https://www.econbiz.de/10011163282
The organizational structure of a network is investigated with a simulated precipitation model which does not make use of prior knowledge about the community structure of the network. The result is presented as a structure profile through which various definitions of communities can be applied...
Persistent link: https://www.econbiz.de/10011059288
, a type of multi-resolution methods in community detection was introduced, which can adjust the resolution of modularity … by modifying the modularity function with tunable resolution parameters, such as those proposed by Arenas, Fernández and … the enhancement of the modularity resolution is obtained. The theoretical results indicated that the limitation depends on …
Persistent link: https://www.econbiz.de/10011059938
years. Community detection is the problem of finding closely related groups within a network. Modularity optimisation is a … widely accepted method for community detection. It has been shown that the modularity optimisation has a resolution limit …
Persistent link: https://www.econbiz.de/10011063680
A modularity-specialized label propagation algorithm (LPAm) for detecting network communities was recently proposed … are similar in total degree and thus it is prone to get stuck in poor local maxima in the modularity space. To escape … time. Combining LPAm and MSG, we propose an advanced modularity-specialized label propagation algorithm (LPAm …
Persistent link: https://www.econbiz.de/10010589719
agglomerative framework. The quality function of modularity is extended to evaluate the goodness of a cover. The examples of …
Persistent link: https://www.econbiz.de/10010590930
locally optimizing modularity using individual ants. The basic version of MABA, namely SABA, combines a self-avoiding label … that mitigates the resolution limit of modularity. The proposed MABA has been evaluated on both computer …
Persistent link: https://www.econbiz.de/10010616243
employs a metric, named modularity Q as the fitness function and applies a special locus-based adjacency encoding schema to …
Persistent link: https://www.econbiz.de/10008472628
The purpose of this paper is to analyze the effects on the Italian directorship network of the corporate governance reform that was introduced in Italy in 2011 to prevent interlocking directorships in the financial sector. Interlocking directorships are important communication channels among...
Persistent link: https://www.econbiz.de/10011203090
given graph. We combine random walks and modularity to precisely and efficiently reveal the clusters of a graph. PPC is a …
Persistent link: https://www.econbiz.de/10010871970