如何在R中绘制不同坐标的图形

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R graph with two y-​​axes 如何在R中绘制不同坐标的图形。Published on 5 February 2008

SOURCE: http://robjhyndman.com/hyndsight/r-graph-with-two-y-axes/

x <- 1:5 y1 <- rnorm(5) y2 <- rnorm(5,20) par(mar=c(5,4,4,5)+.1) plot(x,y1,type="l",col="red") par(new=TRUE) plot(x, y2,,type="l",col="blue",xaxt="n",yaxt="n",xlab="",ylab="") axis(4) mtext("y2",side=4,line=3) legend("topleft",col=c("red","blue"),lty=1,legend=c("y1","y2"))

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关键词：published February Hyndman Publish Source legend 如何

x <- 1:5
y1 <- rnorm(5)
y2 <- rnorm(5,20)
par(mar=c(5,4,4,5)+.1)
plot(x,y1,type="l",col="red")
par(new=TRUE)
plot(x, y2,,type="l",col="blue",xaxt="n",yaxt="n",xlab="",ylab="")
axis(4)
mtext("y2",side=4,line=3)
legend("topleft",col=c("red","blue"),lty=1,legend=c("y1","y2"))

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