3072 search results for "Map"

24 Days of R: Day 7

December 7, 2013
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24 Days of R: Day 7

Carrying on from the last post, I'm going to take a closer look at election results for the 2012 US presidential election in North Carolina. This state's 15 electoral votes went to the Republican, Mitt Romney. On the US electoral college map, that means the state shows up as red. As I write this, I'm

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Random points on the Earth

December 7, 2013
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Random points on the Earth

The problem with puzzles is that you keep it in your head for days, until you find an answer. Or at least some ideas about a possible answer. This is what happened to me a few weeks ago, when a colleague of mine asked me the following question : Consider points uniformly distributed on a sphere. What is the...

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24 Days of R: Day 6

December 6, 2013
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24 Days of R: Day 6

I've finally had some success at munging some HTML. For quite some time, I've wanted to render a county level choropleth for US presidential election results. The numbers are all there on Politico.com, but attempts to use readHTMLTable never returned the full set of data. It still doesn't, but I have sorted out how to

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New package: jsonlite. A smart(er) JSON encoder/decoder.

December 6, 2013
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New package: jsonlite. A smart(er) JSON encoder/decoder.

This week we released a new package on CRAN: jsonlite. This package is a fork of RJSONIO by Duncan Temple Lang and builds on the same parser, but uses a different mapping between R objects and JSON data. The package vignette goes in great detail and has many examples on...

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New package: jsonlite. A smart(er) JSON encoder/decoder.

December 6, 2013
By
New package: jsonlite. A smart(er) JSON encoder/decoder.

This week we released a new package on CRAN: jsonlite. This package is a fork of RJSONIO by Duncan Temple Lang and builds on the same parser, but uses a different mapping between R objects and JSON data. The package vignette goes in great detail and has many examples on...

Read more »

Introduction to R and ggplot2 course

December 6, 2013
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This course is about getting to grips with the basics of the R command line for basic data analysis and visualisation. There's a focus on maps and ggplot2. The first part of the course uses Rich Harris's "Short Introduction to R" (here). The second part works through an "Introduction to Spatial Data and ggplot2" (Cheshire and Lovelace, 2013), which can be found...

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Introduction to R and ggplot2 course

December 6, 2013
By

This course is about getting to grips with the basics of the R command line for basic data analysis and visualisation. There's a focus on maps and ggplot2. The first part of the course uses Rich Harris's "Short Introduction to R" (here). The second part works through an "Introduction to Spatial Data and ggplot2" (Cheshire and Lovelace, 2013), which can be found...

Read more »

24 Days of R: Day 5

December 5, 2013
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24 Days of R: Day 5

Some time back, I started a project on GitHub wherein I would explore the efficacy of financial literacy efforts in the area where I live. This is done with the support of a local non-profit organization. As a first step, I tried to draw a picture of the area at a relatively fine level of

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Using R to replicate common SPSS multiple regression output

December 4, 2013
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Using R to replicate common SPSS multiple regression output

(This article was first published on Jeromy Anglim's Blog: Psychology and Statistics, and kindly contributed to R-bloggers) The following post replicates some of the standard output you might get from a multiple regression analysis in SPSS. A copy of the code in RMarkdown format is available on github. The post was motivated by this previous post that discussed using...

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24 Days of R: Day 2

December 2, 2013
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24 Days of R: Day 2

Need a Hanukkah or Christmas gift for an R analyst? You could do loads worse than Applied Spatial Data Analysis with R by Bivand, Pebesma and Gomez-Rubio. I don't have my copy yet- I'm still working through all of the other books I've bought this year- but I'll likely pick it up sometime early in

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