igraph v0.3.3


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by Gabor Csardi

Routines for simple graphs, network analysis.

Routines for simple graphs and network analysis. igraph can handle large graphs very well and provides functions for generating random and regular graphs, graph visualization, centrality indices and much more.

Functions in igraph

Name Description
bonpow Find Bonacich Power Centrality Scores of Network Positions
edge.connectivity Edge connectivity.
write.graph Writing the graph to a file in some format
is.igraph Is this object a graph?
erdos.renyi.game Generate random graphs according to the Erdos-Renyi model
layout.merge Merging graph layouts
cocitation Cocitation coupling
degree Degree and degree distribution of the vertices
clusters Connected components of a graph
igraph-parameters Parameters for the igraph package
subgraph Subgraph of a graph
growing.random.game Growing random graph generation
independent.vertex.sets Independent vertex sets
graph.density Graph density
layout Generate coordinates for plotting graphs
decompose.graph Decompose a graph into components
graph-motifs Graph motifs
barabasi.game Generate scale-free graphs according to the Barabasi-Albert model
reciprocity Reciprocity of graphs
degree.sequence.game Generate random graphs with a given degree sequence
grg.game Geometric random graphs
iterators Vertex and edge sequences and iterators
running.mean Running mean of a time series
components In- or out- component of a vertex
traits Graph generation based on different vertex types
rewire Graph rewiring
alpha.centrality Find Bonacich alpha centrality scores of network positions
spinglass.community Finding communities in graphs based on statistical meachanics
cliques The functions find cliques, ie. complete subgraphs in a graph
page.rank The Page Rank algorithm
power.law.fit Fitting a power-law distribution function to discrete data
aging.prefatt.game Generate an evolving random graph with preferential attachment and aging
shortest.paths Shortest (directed or undirected) paths between vertices
graph.constructors Various methods for creating graphs
simplify Remove loop and/or multiple edges from a graph
graph.maxflow Maximum flow in a network
graph.structure Method for structural manipulation of graphs
community Undocumented functions for community structure detection
constraint Burt's constraint
betweenness Vertex and edge betweenness centrality
structure.info Gaining information about graph structure
graph-isomorphism Graph Isomorphism
rewire.edges Rewires the endpoints of the edges of a graph randomly
as.directed Convert between directed and undirected graphs
rglplot 3D plotting of graphs with OpenGL
graph.coreness K-core decomposition of graphs
igraph.sample Sampling a random integer sequence
minimum.spanning.tree Minimum spanning tree
measure.dynamics Measuring the driving force in evolving networks
read.graph Reading foreign file formats
transitivity Transitivity of a graph
vertex.connectivity Vertex connectivity.
attributes Graph, vertex and edge attributes
evcent Find Eigenvector Centrality Scores of Network Positions
diameter Diameter of a graph
graph.laplacian Graph Laplacian
neighborhood Neighborhood of graph vertices
watts.strogatz.game The Watts-Strogatz small-world model
closeness Closeness centrality of vertices
conversion Convert a graph to an adjacency matrix or an edge list
graph-operators Graph operators
plot.igraph Plotting of graphs
print.igraph Print graphs to the terminal
tkplot Interactive plotting of graphs
preference.game Trait-based random generation
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Last month downloads


Date December 5, 2006
License GPL version 2 or later (June, 1991)
URL http://cneurocvs.rmki.kfki.hu/igraph
Packaged Tue Feb 27 12:32:06 2007; csardi
suggests rgl , stats4
Contributors Gabor Csardi

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