Monthly Archives: April 2009

Summary statistics by group with R

Posted on April 29, 2009 by jsmith

I was working on profiling some code today and wanted to obtain some summary statistics by groups with two factors. The original source was a log4j file that included entries from an aspect based logger I had enabled. I had … Continue reading →

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More Quick R Maps: Country View of WHO Confirmed Cases

Posted on April 28, 2009 by jsmith

I realized it should be pretty easy to use the approach as the previous R map I generated to make a smaller scale map at a country level. In this example I’m setting up an initial non-plotted map with limits … Continue reading →

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Using R for Quick Mapping of Swine Flu

Posted on April 27, 2009 by jsmith

I haven’t had much experience using R for spatial visualization, so I thought I would give the “maps” packages a go tonight and create a quick thematic map of confirmed cases of swine flue by state. It doesn’t have all … Continue reading →

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