3109 search results for "MAP"

Mapping medical cannabis dispensaries: from PDF table to Google Map with R

August 16, 2016
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Mapping medical cannabis dispensaries: from PDF table to Google Map with R

by Sheri Gilley, Microsoft Senior Software Engineer In 2014, Illinois passed into law the creation of a medical cannabis pilot program. As my son has cancer and marijuana could greatly help with some of his symptoms, we eagerly applied for a card when registration was available early in 2015. The first dispensaries were not available until November 2015. At...

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Map the Life Expectancy in United States with data from Wikipedia

August 5, 2016
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Recently, I become interested to grasp the data from webpages, such as Wikipedia, and to visualize it with R. As I did in my previous post, I use rvest package to get the data from webpage and ggplot package to visualize the data. In this post, I will map the life expectancy in White and Related Post

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Using blscrapeR to Map County Unemployment Data

August 1, 2016
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Using blscrapeR to Map County Unemployment Data

The blscrapeR package makes it easy to produce choropleth maps of various employment and unemployment rates from the Bureau of Labor Statistics (BLS.) Install blscrapeR from CRAN: install.packages("blscrapeR") It’s easy enough to pull a metric for a certain county. The code below pulls the unemployment rates for Orange County, FL from the BLS API. library(blscrapeR)

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Visualizing the Gender of US Senators With R and Highmaps

July 28, 2016
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Visualizing the Gender of US Senators With R and Highmaps

I wake up every morning in a house that was built by slaves (Michelle Obama) Some days ago I was invited by the people of Highcharts to write a post in their blog. What I have done is a simple but revealing map of women senators of the United States of America. Briefly, this is … Continue...

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Use quick formula functions in purrr::map (+ base vs tidtyverse idiom comparisons/examples)

July 26, 2016
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I’ve converted the vast majority of my *apply usage over to purrr functions. In an attempt to make this a quick post, I’ll refrain from going into all the benefits of the purrr package. Instead, I’ll show just one thing that’s super helpful: formula functions. After seeing this Quartz article using a visualization to compare... Continue reading...

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Placement: An R package to Access the Google Maps API

July 24, 2016
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A few months ago I set out to write an R package for accessing the Maps API with my employer’s (paid) Google for Work/Premium account. At the time, I was unable to find an R package that could generate the encrypted signature, send the URL to Google...

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Best way to draw heatmap for publication

July 8, 2016
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Here are two tips I can share if you were also working on a big dataset towards a high quality heatmap:1. Don't generate PDF using pheatmap() or heatmap.2() as (i) the file is unnecessarily SUPER large if you have a lot of data points in the heatmap, s...

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Creating inset maps using spatial objects

July 5, 2016
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Creating inset maps using spatial objects

This post explains how to create an inset map with spatial objects using the sp- and raster-package.

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Animated world inequality map

Animated world inequality map

In my last post I had a first look (for me) at Estimated Household Income Inequality data from the University of Texas Inequality Project. These data came to my attention when Professor James K. Galbraith used them in his keynote presentation to the 2016 New Zealand Association of Economists conference. Some of the slides...

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New Facebook Group: “R, Maps and Open Data”

June 21, 2016
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New Facebook Group: “R, Maps and Open Data”

Today I am happy to announce a new Facebook group: R, Maps and Open Data. If you like this blog, then you should join this group! It’s free to join. This is my first time creating a Facebook group, and I am viewing it as both an experiment and an outgrowth of this blog. Here The post

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