Free Webinar: Make a Census Explorer with Shiny
Next Friday at noon PDT I will be hosting a free webinar titled Make a Census Explorer with Shiny. You can register for it here. Space is limited, so if you are interested then I recommend that you reserve your space today. The content will be very similar to the workshop that I ran at the San […]
Continue readingInteractive Scatterplots of Census Data Using ggvis
Today I finished two projects that had been on my mind for a while: Try out ggvis, the interactive successor to ggplot2 Create interactive scatterplots of census data You can see the resulting shiny app here. The app lets you create a scatterplot of any pair of demographic variables that ship with the choroplethr package. When you roll over […]
Continue readingHow to Change the Reference Map in Choroplethr
Last week I released an update to choroplethr that lets you combine choropleth maps with reference maps. Since that post many people have asked if it’s possible to change the reference map that choroplethr uses. The answer is yes, but it requires some code. Here is the same choropleth (New York City ZIP Code Income) with three […]
Continue readingFree R Help: October Edition
Last Month I offered 10 slots of Free R Help and the response was overwhelming. About 100 people requested slots, which was much more than I expected. Many of the people who I helped had taken online R courses such as the Coursera Data Science Specialization, but were struggling with applying what they learned to their own […]
Continue readingCombining Choropleth Maps and Reference Maps in R
Recent updates to my mapping packages now make it easy to combine choropleth maps and reference maps in R. All you have to do is pass the parameter reference_map = TRUE to the existing functions. This should “just work”, regardless of which region you zoom in on or what data you display. The following table shows the affected functions and their […]
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