Lighting UpWay back in the day, folks believed that smoking was not only cool but also completely safe. As Marcel Danesi states in his book Of Cigarettes, High Heels, and Other Interesting Things, Second Edition: An Introduction to Semiotics ...

R news and tutorials contributed by (552) R bloggers

The Tenth Australasian Data Mining Conference (AusDM 2012) Sydney, Australia, 5-7 December 2012 http://ausdm12.togaware.com/ The Australasian Data Mining Conference has established itself as the premier Australasian meeting for both practitioners and researchers in data mining. This year’s conference, AusDM’12, co-hosted … Continue reading →

by Yanchang Zhao, RDataMining.com It is a 270-page book on data mining with Excel. It can be downloaded as a PDF file at http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.83.1393&rep=rep1&type=pdf. Below is its table of contents. - Overview of the Data Mining Process - Data Exploration … Continue reading →

In previous posts I described how to input data stored on GitHub directly into R. You can do the same thing with source code stored on GitHub. Hadley Wickham has actually made the whole process easier by combining the getURL, textConnection, and source commands into one function: source_url. This is in his devtools...

The Actuary Puzzle 508 - Square numbers Author: Matt Malin From the puzzle pages of The Actuary June 2012, I attempt to solve the following, making use of R:This square contains exactly 21 smaller squares. Each of these smaller squares has sides of integer length, with no two smaller squares having sides of the same length. Can you find a solution for...

As first reported by Paolo, the new R journal is out! You can Download the complete issue from here. Refereed articles may be downloaded individually using the links below. Table of Contents Editorial 3 Contributed Research Articles Analysing Seasonal Data Adrian G Barnett, Peter Baker and Annette J Dobson 5 MARSS: Multivariate Autoregressive State-space...