Plotting stuff on an image

March 11, 2012
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(This article was first published on lukemiller.org » R-project, and kindly contributed to R-bloggers)

Recently, I needed to figure out how many extension cords I was going to need to buy in order to reach parts of my field site. Wandering around in the field with a surveyor's tape was an option, but so was plotting distances on an aerial image I had of my site. What follows is a brief walk through of how I plotted stuff on top of my image in R.

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