One of the top searches on rubyflow is “conference”. A recent post showed how to create a map with the location of the 2010 R User Conference. So why not expand on the subject and create a map with numerous conference locations thr...
1386 search results for "ggplot"
Integrating PHP and R
“How can I integrate PHP and R?” I know I’m not the only one who’s asked this question. After all, with great content management systems like Drupal, it would very cool to be able to drop an R module into some PHP code and instantly have a web app popping out some snazzy looking ggplot
Programming Language Popularity: StackOverflow and Ohloh
In the following example, programming language popularity is measured based upon two data sets. The first is the number of contributors associated with a language on ohloh.net. The second is tag usage at stackoverflow.c...
Unit Testing in R: The Bare Minimum
Introduction This week I decided to start unit testing my R code, so I taught myself the bare minimum about the RUnit and testthat packages to be able to use them. Here’s what I found necessary to get started writing tests with both packages. RUnit Basic Example I’m going to assume that you’ve got a
Deducer: R and ggplot2 GUI
Last Year I introduced you to R Commander, a nice graphical user interface (GUI) for R for those of you who are still hesitant to leave the clicky-box style research a la SPSS for the far more superior reproducible research using R. As most of you know...
Rose plot using Deducers ggplot2 plot builder
The (excellent!) LearnR blog had a post today about making a rose plot in ggplot2. Following today’s announcement, by Ian Fellows, regarding the release of the new version of Deducer (0.4) offering a strong support for ggplot2 using a GUI plot builder, Ian also sent an e-mail where he shows how to create a rose plot using the new...
In case you missed it: July Roundup
In case you missed them, here are some articles from July of particular interest to R users. We reviewed the updates to Hadley Wickham's ggplot2 and plyr packages. We linked to an article about R co-creator Ross Ihaka in New Zealand's Sunday Star Times. We noted that the presentations from the R/Finance 2010 conference are available for download. We...
Charting the performance of cricket all-rounders – IT Botham
Cricket is a sport that generates a large volume of performance data and corresponding debate about the relative qualities of various players over their careers and in relation to their contemporaries. The cricinfo website has an extensive database of statistics for professional cricketers that can be searched to access the information in various formats. As an
ggplot2 plot builder is now on CRAN! (through Deducer 0.4 GUI for R)
Ian fellows, a hard working contributer to the R community (and a cool guy), has announced today the release of Deducer (0.4) to CRAN (scheduled to update in the next day or so). This major update also includes the release of a new plug-in package (DeducerExtras), containing additional dialogs and functionality. Following is the e-mail he sent out with...
Gone Guerrill_ R on Our Data
Here's a summary of some things we learnt about applying R to computer performance and capacity planning data in the GDAT Class last week.
- Neural nets pkg nnet applied to CPU performance data in the Ripley and Venables book (see Section 8.10).
- How to do stacked plots that Jim calls "spark plots."
- Jim told...
Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).
