isolate: Isolated nodes collection

In FusedPCA: Community Detection via Fused Principal Component Analysis

Description

Get the indices of the isolated nodes in the graph.

Usage

isolate(A)

Arguments

A	input matrix – adjacency matrix of an observed graph, of dimension n-nodes x n-nodes.

Value

isolate	the indices of the isolated nodes in the graph with adjacency matrix A.
nonisolate	the indices of the non-isolated nodes in the graph with adjacency matrix A.

Author(s)

Yang Feng, Richard J. Samworth and Yi Yu

References

Yang Feng, Richard J. Samworth and Yi Yu, Community Detection via Fused Principal Component Analysis, manuscript.

Examples

A = matrix(c(0,1,1,1,0,0,1,0,0), byrow = TRUE, ncol = 3)


A


iso.A = isolate(A)


iso.A$isolate


iso.A$nonisolate

FusedPCA documentation built on May 29, 2017, 9:19 p.m.