Learn about working with graphs in R, by building graphs to visualize the semantic network for animals. The tutorial is intended for people with only a little knowledge of R and/or graphs. The ...
bp = barplot(matrix(sample(c(0.5,1),4,replace=T),2,2), col=c("white","grey"), legend=c("A1","A2"), beside=T) #randomly pulls out a number axis(1, at=colMeans(bp ...