CalculateVertexHistGaussKernel {graphkernels}

Gaussian RBF kernel between vertex label histograms

Description

This function calculates a kernel matrix of the Gaussian RBF kernel K_{VH,G} between vertex label histograms.

Usage

CalculateVertexHistGaussKernel(G, par)

Arguments

G

a list of igraph graphs

par

\sigma in the Gaussian RBF kernel

Value

a kernel matrix of the Gaussian RBF kernel K_{VH,G} between vertex label histograms

Author(s)

Mahito Sugiyama

References

Sugiyama, M., Borgwardt, K. M.: Halting in Random Walk Kernels, Advances in Neural Information Processing Systems (NIPS 2015), 28, 1630-1638 (2015) https://papers.nips.cc/paper/5688-halting-in-random-walk-kernels.pdf.

Examples

data(mutag)
K <- CalculateVertexHistGaussKernel(mutag, .1)