Nothing
library(diffee)
graphics.off()
par(ask=F)
par(mfrow=c(1,1))
readline(prompt="Press [enter] to continue to synthetic Gaussian data demo with 2 tasks and 20 features")
### load the example data
data(exampleData)
### run simule algorithm to estimate two sparse precision matrices from the exampleData
result = diffee(exampleData[[1]], exampleData[[2]], 0.45)
### plot the estimated graphs by diffee
data(exampleDataGraph)
par(mfrow=c(1,2))
layout = layout_nicely(exampleDataGraph[[1]], dim = 2)
readline(prompt="Press [enter] to view comparison between ground truth and generated difference graph")
{
plot.diffee(result,graphlayout = layout)
plot.igraph(union(exampleDataGraph[[2]], exampleDataGraph[[3]]),layout = layout,vertex.label.font=2,
vertex.shape="none",
vertex.label.color="gray40",
vertex.label.cex=.7, vertex.frame.color="white", vertex.size = 10 ,
edge.color = rainbow(1)[1],
main = "difference graph ground truth")
}
nodeid = c(3,8)
par(mfrow=c(1,1))
readline(prompt="Press [enter] to view difference graph zooming into node 3 and 8")
plot.diffee(result,type = "neighbour", index = nodeid, graphlayout = layout)
readline(prompt="Press [enter] to continue to synthetic Gaussian data demo with 2 tasks and 500 features")
data(exampleData500)
readline(prompt="Press [enter] to view the DIFFEE runtime (takes roughly 30 seconds on an i7 machine)")
{
start_time = Sys.time()
diffee(exampleData500[[1]], exampleData500[[2]], 1)
end_time = Sys.time()
print(paste("the time taken for DIFFEE to run with p = 500 is", end_time - start_time, "seconds"))
}
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