Nothing
plot.gm <-
function (x, mattext, col = c("grey", "red"), main = x$method,
las = 1, xlab = "To", ylab = "From", xnames, ynames, cex = 1,
fig = 3, opacity_factor, ...)
{
plotM(x$par, mattext, col, main, las, xlab, ylab, xnames,
ynames, cex, fig, opacity_factor)
}
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