GGClassification (version 0.1)

GabrielGraph: Constructs a Gabriel Graph from data.

Description

Constructs a Gabriel Graph from data and returns its adjacency matrix.

Usage

GabrielGraph(X)

Arguments

X

Matrix containing data.

Value

The adjacency matrix of the Gabriel Graph, given the data matrix X.

References

Gabriel, K. R., & Sokal, R. R. (1969). A New Statistical Approach to Geographic Variation Analysis. Systematic Zoology, 18(3), 259. doi:10.2307/2412323

Matula, David & Sokal, Robert. (1980). Properties of Gabriel Graphs Relevant to Geographic Variation Research and the Clustering of Points in the Plane. Geographical Analysis. 12. 205 - 222. 10.1111/j.1538-4632.1980.tb00031.x.

Examples

# NOT RUN {
X <- matrix(0.3 * rnorm(100) + 2.5, ncol = 2)
adjacency_matrix = GabrielGraph(X)
# }