Tag: plot

ancre Use cex.main or cex.sub to change the size of the title or subtitle in R

title(main="Main title", cex.main=0.85)

R graph by examples
http://rgraphics.limnology.wisc.edu/index.php

R plot with examples

http://www.harding.edu/fmccown/r/

Title for muti plots in R
mtext(‘Title’, outer=TRUE)

Using a value of a variable in title

Use paste and eval.

plot(x, main = paste("Cluster", eval(i))

Great illustration of plot and margin in R
http://research.stowers-institute.org/efg/R/Graphics/Basics/mar-oma/index.htm

2nd axis in R
Use axis. side is where the second axis goes. Side 3 is the top x-axis. Side 4 is the right y-axis. With put the 1st axis thick for the at and lab is for the text.
Here is the example.
axis(side=3, at = c(0.1, 0.2, 0.3, 0.4, 0.5), lab = c(10, 5, 3, 2.5, 2))