1990 search results for "ggplot"

In case you missed it: January roundup

February 2, 2010
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In case you missed them, here are some articles from last month of particular interest to R users. This post linked to slides and video from a 30-minute "Introduction to R" talk I gave on January 28, with links to many useful R resources. This post brought news that R's creators Robert Gentleman and Ross Ihaka have jointly won...

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Crayola crayon colors, 1949-present

January 29, 2010
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Crayola crayon colors, 1949-present

Here's an example I featured in my list of 7 Awesome Things about R (awesome thing #3: graphics and data visualization). The Learning R blog features a reproduction of a graphic that recently appeared on Flowing Data. It shows the colors in a box of Crayola crayons: before 1949 there were only 8, but over the years additional colors...

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Advanced Graphics in R

January 27, 2010
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Advanced Graphics in R

Each quarter the UCLA Statistical Consulting Center hosts minicourses twice per week in R and LaTeX. Tonight was my turn to present. I presented Advanced Graphics in R. This was the same presentation I gave at the LA R Users’ Group in August will a fellow consultant. She and I had trouble coming together to make one presentation, so we...

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From the “blogosphere”? Hardly.

January 27, 2010
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From the “blogosphere”? Hardly.

I generally skip over “From the Blogosphere”, a (mostly) weekly-summary of one or two blog posts in Nature’s “Authors” section (here is the latest). Why? Well, I’ve always suspected that the title is rather misleading. Now, I have the hard numbers to prove it. My feed reader contains an archive of 128 articles, dating back

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What Countries are ‘Pulling their Weight’ for Haiti?

January 26, 2010
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What Countries are ‘Pulling their Weight’ for Haiti?

Using the data provided ReliefWeb on the Appeals and Funding to Haiti (h/t DataBlog) and the most recent GNP estimates, I decided to do a little “back of the envelope” analysis. With GNP as a proxy for a country’s wealth, the hypothesis is that pledges should roughly be a linear function of wealth, i.e., the

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Web Development with R (video)

January 22, 2010
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Jeroen Ooms' BARUG talk on Web Development with R is now available (with thanks again to Drew Conway): If you want to try the web based apps Jeroen demos in the video yourself, you can find links at Jeroen's homepage (along with the slides for his talk). Click on the links for stockplot, lme4, and gpplot2. vcasmo: Web Development...

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Coming to R from SQL, Python, SAS, Matlab, or Lisp

January 18, 2010
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Head over to Revolutions Blog for a list of PDF and powerpoint resources for making the transition to R from other programming or stats languages.  All of these notes come from the New York R meetup. I enjoyed browsing the meetup's files - lots of powerpoints, PDFs, and example R data files for various topics, including several slideshows on...

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In case you missed it: December roundup

January 12, 2010
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In case you missed them, here are some articles from last month of particular interest to R users. This post looked at a climate change controversy involving the weather in Darwin, Australia and a review of the source data using R. This post showed how to access global weather data from the US National Centers for Environment Prediction using...

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Brief Analysis of Abdulmutallab (Christmas Day bomber) Web Posting Data

December 30, 2009
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Brief Analysis of Abdulmutallab (Christmas Day bomber) Web Posting Data

Thanks to Evan Kohlman at the NEFA Foundation for compiling, and Danger Room for publicizing, the data set of all of Farouk Abdulmutallab’s posts to the Islamic Forum on Gawaher.com. Since Evan took the initiative to download and save the raw HTML data, I thought it would be useful to go one step

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Top Ten Must-Have R Packages for Social Scientists

December 29, 2009
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The political scientist Drew Conway has come up with a useful list of his ten "must-have" R packages for social scientists. I agree with him for the most part, and his list highlights the usefulness of R (vis-a-vis Stata) for social network analysis (s...

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