Adding labels within lattice panels by group
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The other day I had data that showed the development of many products over time. I grouped the products into categories and visualised the data as line graphs in lattice. But instead of adding an extensive legend to the plot I wanted to add labels to each line's latest point. How do you do that? It turns out that Want to share your content on R-bloggers? click here if you have a blog, or here if you don't.
panel.groups is there to help again. Here is my solution:
R code
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