sna2.8 package

Tools for Social Network Analysis

add.isolates

Add Isolates to a Graph

bbnam.bf

Estimate Bayes Factors for the bbnam

bbnam

Butts' (Hierarchical) Bayesian Network Accuracy Model

betweenness

Compute the Betweenness Centrality Scores of Network Positions

bicomponent.dist

Calculate the Bicomponents of a Graph

blockmodel.expand

Generate a Graph (or Stack) from a Given Blockmodel Using Particular E...

blockmodel

Generate Blockmodels Based on Partitions of Network Positions

bn

Fit a Biased Net Model

bonpow

Find Bonacich Power Centrality Scores of Network Positions

brokerage

Perform a Gould-Fernandez Brokerage Analysis

centralgraph

Find the Central Graph of a Labeled Graph Stack

centralization

Find the Centralization of a Given Network, for Some Measure of Centra...

clique.census

Compute Cycle Census Information

closeness

Compute the Closeness Centrality Scores of Network Positions

component.dist

Calculate the Component Size Distribution of a Graph

component.size.byvertex

Get Component Sizes, by Vertex

components

Find the Number of (Maximal) Components Within a Given Graph

connectedness

Compute Graph Connectedness Scores

consensus

Estimate a Consensus Structure from Multiple Observations

cug.test

Univariate Conditional Uniform Graph Tests

cugtest

Perform Conditional Uniform Graph (CUG) Hypothesis Tests for Graph-Lev...

cutpoints

Identify the Cutpoints of a Graph or Digraph

degree

Compute the Degree Centrality Scores of Network Positions

diag.remove

Remove the Diagonals of Adjacency Matrices in a Graph Stack

dyad.census

Compute a Holland and Leinhardt MAN Dyad Census

efficiency

Compute Graph Efficiency Scores

ego.extract

Extract Egocentric Networks from Complete Network Data

equiv.clust

Find Clusters of Positions Based on an Equivalence Relation

eval.edgeperturbation

Compute the Effects of Single-Edge Perturbations on Structural Indices

evcent

Find Eigenvector Centrality Scores of Network Positions

event2dichot

Convert an Observed Event Matrix to a Dichotomous matrix

flowbet

Calculate Flow Betweenness Scores of Network Positions

gapply

Apply Functions Over Vertex Neighborhoods

gclust.boxstats

Plot Statistics Associated with Graph Clusters

gclust.centralgraph

Get Central Graphs Associated with Graph Clusters

gcor

Find the (Product-Moment) Correlation Between Two or More Labeled Grap...

gcov

Find the Covariance(s) Between Two or More Labeled Graphs

gden

Find the Density of a Graph

gdist.plotdiff

Plot Differences in Graph-level Statistics Against Inter-graph Distanc...

gdist.plotstats

Plot Various Graph Statistics Over a Network MDS

geodist

Fund the Numbers and Lengths of Geodesics Among Nodes in a Graph

gilschmidt

Compute the Gil-Schmidt Power Index

gliop

Return a Binary Operation on GLI Values Computed on Two Graphs

gplot.arrow

Add Arrows or Segments to a Plot

gplot.layout

Vertex Layout Functions for gplot

gplot.loop

Add Loops to a Plot

gplot

Two-Dimensional Visualization of Graphs

gplot.target

Display a Graph in Target Diagram Form

gplot.vertex

Add Vertices to a Plot

gplot3d.arrow

Add Arrows a Three-Dimensional Plot

gplot3d.layout

Vertex Layout Functions for gplot3d

gplot3d.loop

Add Loops to a Three-Dimensional Plot

gplot3d

Three-Dimensional Visualization of Graphs

graphcent

Compute the (Harary) Graph Centrality Scores of Network Positions

grecip

Compute the Reciprocity of an Input Graph or Graph Stack

gscor

Find the Structural Correlations Between Two or More Graphs

gscov

Find the Structural Covariance(s) Between Two or More Graphs

gt

Transpose an Input Graph

gtrans

Compute the Transitivity of an Input Graph or Graph Stack

gvectorize

Vectorization of Adjacency Matrices

hdist

Find the Hamming Distances Between Two or More Graphs

hierarchy

Compute Graph Hierarchy Scores

infocent

Find Information Centrality Scores of Network Positions

interval.graph

Convert Spell Data to Interval Graphs

is.connected

Is a Given Graph Connected?

is.isolate

Is Ego an Isolate?

isolates

List the Isolates in a Graph or Graph Stack

kcores

Compute the k-Core Structure of a Graph

lab.optimize

Optimize a Bivariate Graph Statistic Across a Set of Accessible Permut...

lnam

Fit a Linear Network Autocorrelation Model

loadcent

Compute the Load Centrality Scores of Network Positions

lower.tri.remove

Remove the Lower Triangles of Adjacency Matrices in a Graph Stack

lubness

Compute Graph LUBness Scores

make.stochastic

Make a Graph Stack Row, Column, or Row-column Stochastic

maxflow

Calculate Maximum Flows Between Vertices

mutuality

Find the Mutuality of a Graph

nacf

Sample Network Covariance and Correlation Functions

neighborhood

Compute Neighborhood Structures of Specified Order

netcancor

Canonical Correlation for Labeled Graphs

netlm

Linear Regression for Network Data

netlogit

Logistic Regression for Network Data

npostpred

Take Posterior Predictive Draws for Functions of Networks

nties

Find the Number of Possible Ties in a Given Graph or Graph Stack

numperm

Get the nth Permutation Vector by Periodic Placement

path.census

Compute Path or Cycle Census Information

plot.bbnam

Plotting for bbnam Objects

plot.blockmodel

Plotting for blockmodel Objects

plot.cugtest

Plotting for cugtest Objects

plot.equiv.clust

Plot an equiv.clust Object

plot.lnam

Plotting for lnam Objects

plot.qaptest

Plotting for qaptest Objects

plot.sociomatrix

Plot Matrices Using a Color/Intensity Grid

potscalered.mcmc

Compute Gelman and Rubin's Potential Scale Reduction Measure for a Mar...

prestige

Calculate the Vertex Prestige Scores

print.bayes.factor

Printing for Bayes Factor Objects

print.bbnam

Printing for bbnam Objects

print.blockmodel

Printing for blockmodel Objects

print.cugtest

Printing for cugtest Objects

print.lnam

Printing for lnam Objects

print.netcancor

Printing for netcancor Objects

print.netlm

Printing for netlm Objects

print.netlogit

Printing for netlogit Objects

print.qaptest

Printing for qaptest Objects

print.summary.bayes.factor

Printing for summary.bayes.factor Objects

print.summary.bbnam

Printing for summary.bbnam Objects

print.summary.blockmodel

Printing for summary.blockmodel Objects

print.summary.cugtest

Printing for summary.cugtest Objects

print.summary.lnam

Printing for summary.lnam Objects

print.summary.netcancor

Printing for summary.netcancor Objects

print.summary.netlm

Printing for summary.netlm Objects

print.summary.netlogit

Printing for summary.netlogit Objects

print.summary.qaptest

Printing for summary.qaptest Objects

pstar

Fit a p*/ERG Model Using a Logistic Approximation

qaptest

Perform Quadratic Assignment Procedure (QAP) Hypothesis Tests for Grap...

reachability

Find the Reachability Matrix of a Graph

read.dot

Read Graphviz DOT Files

read.nos

Read (N)eo-(O)rg(S)tat Input Files

redist

Find a Matrix of Distances Between Positions Based on Regular Equivale...

rgbn

Draw from a Skvoretz-Fararo Biased Net Process

rgnm

Draw Density-Conditioned Random Graphs

rgnmix

Draw Mixing-Conditioned Random Graphs

rgraph

Generate Bernoulli Random Graphs

rguman

Draw Dyad Census-Conditioned Random Graphs

rgws

Draw From the Watts-Strogatz Rewiring Model

rmperm

Randomly Permute the Rows and Columns of an Input Matrix

rperm

Draw a Random Permutation Vector with Exchangeability Constraints

sdmat

Estimate the Structural Distance Matrix for a Graph Stack

sedist

Find a Matrix of Distances Between Positions Based on Structural Equiv...

simmelian

Find the Simmelian Tie Structure of a Graph

sna-coercion

sna Coercion Functions

sna-defunct

Defunct sna Objects

sna-deprecated

Deprecated Functions in sna Package

sna-internal

Internal sna Functions

sna.operators

Graphical Operators

sna

Tools for Social Network Analysis

sr2css

Convert a Row-wise Self-Report Matrix to a CSS Matrix with Missing Obs...

stackcount

How Many Graphs are in a Graph Stack?

stresscent

Compute the Stress Centrality Scores of Network Positions

structdist

Find the Structural Distances Between Two or More Graphs

structure.statistics

Compute Network Structure Statistics

summary.bayes.factor

Detailed Summaries of Bayes Factor Objects

summary.bbnam

Detailed Summaries of bbnam Objects

summary.blockmodel

Detailed Summaries of blockmodel Objects

summary.cugtest

Detailed Summaries of cugtest Objects

summary.lnam

Detailed Summaries of lnam Objects

summary.netcancor

Detailed Summaries of netcancor Objects

summary.netlm

Detailed Summaries of netlm Objects

summary.netlogit

Detailed Summaries of netlogit Objects

summary.qaptest

Detailed Summaries of qaptest Objects

symmetrize

Symmetrize an Adjacency Matrix

triad.census

Compute the Davis and Leinhardt Triad Census

triad.classify

Compute the Davis and Leinhardt Classification of a Given Triad

upper.tri.remove

Remove the Upper Triangles of Adjacency Matrices in a Graph Stack

write.dl

Write Output Graphs in DL Format

write.nos

Write Output Graphs in (N)eo-(O)rg(S)tat Format

A range of tools for social network analysis, including node and graph-level indices, structural distance and covariance methods, structural equivalence detection, network regression, random graph generation, and 2D/3D network visualization.