3228 search results for "map"

Free Workshop: Mapping Open Data in R

April 25, 2016
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Free Workshop: Mapping Open Data in R

On May 17 I will be running a free workshop titled Mapping Open Data in R. The workshop will be in Berkeley, CA and is open to the public. If you have an interest in the subject matter then I hope that you will attend! Here is a sample of the maps that people will learn to The post

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WrightMap Tutorial 4 – More Flexibility Using the person and item side…

April 21, 2016
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WrightMap Tutorial 4 – More Flexibility




Using the person and item side…

WrightMap Tutorial 4 - More Flexibility Using the person and item side functions Introduction Version 1.2 of the WrightMap package allows you to directly access the functions used for drawing the person and item sides of the map in order to allow more flexible item person maps. The parts can be put together on the same plot using the split.screen function. Calling the...

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The Hype Bubble Map for Dog Breeds

April 18, 2016
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The Hype Bubble Map for Dog Breeds

In the whole history of the world there is but one thing that money can not buy… to wit the wag of a dog’s tail (Josh Billings) In this post I combine several things: Simple webscraping to read the list of companion dogs from Wikipedia. I love rvest package to do these things. Google Trends … Continue reading...

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Mapping Twitter Followers in R

April 8, 2016
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Mapping Twitter Followers in R

My colleague Jon Lieber and I recently released a new report that analyzes how digital marketplaces that connect workers to consumers demanding their services (e.g. Uber, Thumbtack, Upwork, etc.) are affecting the American labor market. As part of this report, we looked at where these digital marketplaces are most active. Although the biggest ones are now active...

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New release – WrightMap 1.2

March 23, 2016
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New release – WrightMap 1.2

A (too long in the making) new version of WrightMap is now available on CRAN (Actually, version 1.2.1 is already up). This new version includes a lot of features that have long been requested, including cut-point lines, alternative item displays (clas...

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Mapping Election Results with R and Choroplethr

March 21, 2016
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Mapping Election Results with R and Choroplethr

Today’s guest post is by R. Duncan McIntosh. Last week Duncan tweeted about using choroplethr to map the 2016 Florida primary election results. I’ve been wanting to analyze election results in R for some time, and asked Duncan to share with my readers how he did his analysis. This is his reply.  Election season is providing plenty The post

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Plotting Choropleths from Shapefiles in R with ggmap – Toronto Neighbourhoods by Population

March 19, 2016
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Plotting Choropleths from Shapefiles in R with ggmap – Toronto Neighbourhoods by Population

IntroductionSo, I'm not really a geographer. But any good analyst worth their salt will eventually have to do some kind of mapping or spatial visualization. Mapping is not really a forte of mine, though I have played around with it some in the past.I was working with some shapefile data a while ago and thought about how...

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Stacking the deck against treemaps

March 18, 2016
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Stacking the deck against treemaps

So, I (unapologetically) did this to @Highcharts last week: @hrbrmstr Your loss of words inspired this post!! https://t.co/3KO0BP0k0u @hadleywickham @ma_salmon @tdmv @bearloga @rushworth_a @awhstin— Highcharts (@Highcharts) March 18, 2016 They did an awesome makeover (it’s interactive if you follow the link): And, I’m not kidding, it’s actually a really good treemap. Not too many hierarchies

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Computerworld’s 10-step tutorial for creating interactive election maps with R

March 7, 2016
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Computerworld’s 10-step tutorial for creating interactive election maps with R

With the US election season in full swing, you can hardly browse a newspaper website without seeing some kind of map showing election or polling results, like this one from the New York Times. With election data (usually) accessible online, and a wealth of mapping tools available in the R language, you can fairly easily make similar maps yourself...

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Upload shapefile to R Shiny app to extract leaflet map data

March 2, 2016
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Upload shapefile to R Shiny app to extract leaflet map data

In this post I share an R Shiny app which uses the leaftlet package for interactive maps. This app differs from prior apps I’ve made featuring leaflet maps. First, it displays rasterized map data rather than just point layers. Also, longitude and latitude sliders in the browser allow for cropping the map. Additionally, the user

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