The iris data set pops up pretty regularly in statistical literature. It consists of 50 records from three species of Iris flowers (Iris setosa, Iris virginica and Iris versicolor). I came across it recently while reading U.S. Unemployment Data: Animated Choropleth Maps
I was curious about creating maps with ggplot2 - and was happy to find that great minds have long since tackled this topic. Folks who are interested in how to learn about R (and ggplot2) might be interested in the process. (There should be ... Suggestions for R-Chart iPhone App?
Have any ideas for news sources to include in the new R-Chart iPhone App? I am hoping to make some revisions and fixes and figured I would get some feedback from anyone who happened download it. Specifically, I am planning on removing... RODM Article on the Oracle Technology Network
A new article over at OTN demonstrates the new RODM package that allows you to control Oracle Data Mining within the database itself using R. This and the recent announcement over at Revolution Analytics both reveal more solutions for proces... Thinking about Graphs
A recent Wall Street Journal article ruminated about the degree that language shapes thought (rather than the other way around). This idea has rather profound implications in the more specific domain of programming languages. We initially learn a... Free R Chart iPhone App
Download the free R-Chart iPhone Application for the latest news and updates from top R web sites... (and this blog too).App Store LinkLeave a comment if you have any feedback or suggestions! Pie Charts in ggplot2
...and other isomorphic data shape presentations...The Pie Chart has been widely criticized in recent times by statisticians. Edward Tufte goes as far as to call this the "prevailing orthodoxy." The reasons generally cited:The rel... Hacker News User Base Changed?
There are lots of references on Hacker news to the fact that the "good old days" are gone and that the character of the site has changed since it started. The visualization above was based on a sample of users that posted on the site in recent ti... R Chart
Been meaning to write this for awhile...An R-Chart is a statistical quality assurance tool used to determine if a process is stable (and predictable). It is intended to maintain and improve the quality of a process (a more formal definition is av... Thoroughly Unusual Itches
I have found myself over the years in a rather awkward situation. I work in old-school, bricks and mortar industry IT shops for the most part. However, I love many open source projects and identify with many of the values of start up cultur... |
Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).
