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Visualizing Changes With Levelplot Heatmap
I recently worked on configuring and enabling Ehcache with our Hibernate objects for common domain objects we query on almost every page request. I was interested in whether this would improve performance, and how best to illustrate the effect of … Continue reading
Summary statistics by group with R
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
More Quick R Maps: Country View of WHO Confirmed Cases
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
Using R for Quick Mapping of Swine Flu
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