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ggplot2: Quick Heatmap Plotting
A post on FlowingData blog demonstrated how to quickly make a heatmap below using R base graphics. This post shows how to achieve a very similar result using ggplot2. Data Import FlowingData used last...
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ggplot2: Crayola Crayon Colours
Statistical Algorithms blog attempted to recreate a graph depicting the growing colour selection of Crayola crayons in ggplot2 (original graph below via FlowingData). He also asked the following...
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New Features in ggplot2 version 0.8.5
Just before Christmas ggplot2 version 0.8.5 was released, closely following the release of version 0.8.4 a week or so earlier. Whilst both versions included included numerous bugfixes (25 in 0.8.4 and...
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directlabels: Adding direct labels to ggplot2 and lattice plots
Sometimes it is preferable to label data series instead of using a legend. This post demonstrates one way of using labels instead of legend in a ggplot2 plot. > library(ggplot2) > p <-...
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