網絡關係圖

g <- graph(c(2,1,3,1,4,1,5,1,6,1,7,1),directed = F) par(mfrow=c(2,3)) plot(g,vertex.size=40,layout=layout_on_grid,main="簡單網絡佈局") plot(g,vertex.size=40,layout=layout.auto,main="自動佈局") plot(g,vertex.siz

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