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Networks in nature are often formed within a spatial domain in a dynamical manner, gaining links and nodes as they develop over time. We propose a class of spatially-based growing network models and investigate the relationship between the…

物理与社会 · 物理学 2013-12-30 Ari Zitin , Alex Gorowora , Shane Squires , Mark Herrera , Thomas M. Antonsen , Michelle Girvan , Edward Ott

Using both numerical simulations and scaling arguments, we study the behavior of a random walker on a one-dimensional small-world network. For the properties we study, we find that the random walk obeys a characteristic scaling form. These…

无序系统与神经网络 · 物理学 2009-11-10 E. Almaas , R. V. Kulkarni , D. Stroud

The graph-navigability problem concerns how one can find as short paths as possible between a pair of vertices, given an incomplete picture of a graph. We study the navigability of graphs where the vertices are tagged by a number (between 1…

物理与社会 · 物理学 2011-08-25 Sang Hoon Lee , Petter Holme

In this paper, we study detection and fast reconstruction of the celebrated Watts-Strogatz (WS) small-world random graph model \citep{watts1998collective} which aims to describe real-world complex networks that exhibit both high clustering…

统计理论 · 数学 2020-07-27 T. Tony Cai , Tengyuan Liang , Alexander Rakhlin

Long-distance characteristics of small-world networks have been studied by means of self-avoiding walks (SAW's). We consider networks generated by rewiring links in one- and two-dimensional regular lattices. The number of SAW's $u_n$ was…

无序系统与神经网络 · 物理学 2009-11-10 Carlos P. Herrero , Martha Saboya

The Small-World phenomenon, popularly known as six degrees of separation, has been mathematically formalized by Watts and Strogatz in a study of the topological properties of a network. Small-worlds networks are defined in terms of two…

统计力学 · 物理学 2009-10-31 Massimo Marchiori , Vito Latora

We introduce a minimal model of small-world growing network generated by attaching to edges. The produced network is a plane graph which exists in real-life world. We obtain the analytic results of degree distribution decaying exponentially…

统计力学 · 物理学 2007-05-23 Zhongzhi Zhang , Lili Rong

We use a simple dynamical model and explore coherent dynamics of wavepackets in complex networks of optical fibers. We start from a symmetric lattice and through the application of a Monte-Carlo criterion we introduce structural disorder…

光学 · 物理学 2014-09-30 F. Perakis , M. Mattheakis , G. P. Tsironis

Understanding how and how far information, behaviors, or pathogens spread in social networks is an important problem, having implications for both predicting the size of epidemics, as well as for planning effective interventions. There are,…

物理与社会 · 物理学 2015-05-28 Jukka-Pekka Onnela , Nicholas A. Christakis

We introduce and define three types of small worlds: small worlds based on the diameter of the network (SWD), those based on the average geodesic distance between nodes (SWA), and those based on the median geodesic distance (SWMd). These…

社会与信息网络 · 计算机科学 2024-02-19 Leo Egghe , Ronald Rousseau

Small-world architectures may be implicated in a range of phenomena from disease propagation to networks of neurons in the cerebral cortex. While most of the recent attention on small-world networks has focussed on the effect of introducing…

无序系统与神经网络 · 物理学 2007-05-23 Rajesh Kasturirangan

We propose a simple growing model for the evolution of small-world networks. It is introduced as a modified BA model in which all the edges connected to the new nodes are made locally to the creator and its nearest neighbors. It is found…

数学物理 · 物理学 2009-11-13 Xinping Xu , Feng Liu , Wei Li

We present an exact solution of percolation in a generalized class of Watts-Strogatz graphs defined on a 1-dimensional underlying lattice. We find a non-classical critical point in the limit of the number of long-range bonds in the system…

无序系统与神经网络 · 物理学 2009-11-17 Reuven Cohen , Daryush Jonathan Dawid , Mehran Kardar , Yaneer Bar-Yam

In this paper we introduce a new model of data packet transport, based on a stochastic approach with the aim of characterizing the load distribution on complex networks. Moreover we analyze the load standard deviation as an index of…

统计力学 · 物理学 2007-05-23 M. di Bernardo , F. Garofalo , S. Manfredi , F. Sorrentino

Performance of standard processes over large distributed networks typically scales with the size of the network. For example, in planar topologies where nodes communicate with their natural neighbors, the scaling factor is $O(n)$, where $n$…

分布式、并行与集群计算 · 计算机科学 2019-02-18 Abhinav Mishra

We define a small world model over the octahedron surface and relate its distances with those of embedded spheres, preserving constant bounded distortions. The model builds networks with both number of vertices and size…

数据结构与算法 · 计算机科学 2018-08-06 Santiago Viertel , André Luís Vignatti

Small-world (SW) networks have been identified in many different fields. Topological coefficients like the clustering coefficient and the characteristic path length have been used in the past for a qualitative characterization of these…

统计力学 · 物理学 2016-08-16 Tanya Araujo , R. Vilela Mendes , João Seixas

We examine the global organization of growing networks in which a new vertex is attached to already existing ones with a probability depending on their age. We find that the network is infinite- or finite-dimensional depending on whether…

统计力学 · 物理学 2009-11-13 S. N. Dorogovtsev , P. L. Krapivsky , J. F. F. Mendes

Various hypotheses exist about the paths used for communication between the nodes of complex networks. Most studies simply suppose that communication goes via shortest paths, while others have more explicit assumptions about how routing…

Many real world networks (graphs) are observed to be 'small worlds', i.e., the average path length among nodes is small. On the other hand, it is somewhat unclear what other average path length values networks can produce. In particular, it…

物理与社会 · 物理学 2015-03-17 László Gulyás , Gábor Horváth , Tamás Cséri , George Kampis