export(hglasso, hcov, HubNetwork, plot.hglasso, image.hglasso, summary.hglasso, plot.hcov, image.hcov, summary.hcov)
S3method(plot, hglasso)
S3method(image, hglasso)
S3method(print, hglasso)
S3method(summary, hglasso)
S3method(plot, hcov)
S3method(image, hcov)
S3method(print, hcov)
S3method(summary, hcov)

import(fields)
import(igraph)
import(glasso)
import(mvtnorm)