The Google AI Challenge recently wrapped up with a Lisp developer from Hungary as the winner. The competition challenges contestants to create bots that push the limits of AI and game theory. These bots compete against one another, and a complete ranking of competitors is available. The big story today is...
The Google AI Challenge recently wrapped up with a Lisp developer from Hungary as the winner. The competition challenges contestants to create bots that push the limits of AI and game theory. These bots compete against one another, and a complete ranking of competitors is available. The big story today is...
rggobi is the first package which didn't survive my transition from 32-bit to 64-bit in R 2.11.1. Fortunately, installing the package from source fixes it, and Hadley Wickham has posted the prerequisites and procedure.
Life is short, use Python
I started to play with Python two weeks ago due to the limitation of R in terms of handling large data, then a friend of mine suggested me to try Python since I had to do data massage frequently, "Python is the best choice, trust me", he...
I've been a bit busy lately with a few big things, however, I wanted to stop by and mention a fantastic book for those who have been following along the R examples. Anyone who's followed my blog knows that I'm big on practical books with examples...
I recently created RMongo, a database access layer to MongoDB in R as an R package. To install RMongo, download it from https://github.com/quid/RMongo/downloads Run: R CMD install RMongo_0.0.17.tar.gz I tried to mimic the RMySQL commands in RMongo. Bel...
After a somewhat long hiatus, RPostgreSQL version 0.1-7 has now been released to CRAN. RPostgreSQL connects R to PostgreSQL database systems using the standard DBI interface. This version fixes a number of issues that had been compiled in the issu...
R/SQL/scripting, oodles of data, a willing outlet for write-ups. Any takers? Do some good. Intern at Barron’s, the New York financial publication with a decades-long tradition of investigative journalism and a more recent commitment to data analytic exposure of fraud in finance, business and healthcare. Bring us your zeal and your data munging skills and
I’ve just released the newest version of ProjectTemplate. The primary change is a completely redesigned mechanism for automatically loading data. ProjectTemplate can now read compressed CSV files, access CSV data files over HTTP, read Stata, SPSS and RData binary files and even load MySQL database tables automatically. For my own projects, this is a big
Here are some quick crib notes on getting R talking to CouchDB using Couch's ReSTful HTTP API. We'll do it in two different ways. First, we'll construct HTTP calls with RCurl, then move on to the R4CouchDB package for a higher level interface. I'll a...
Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).
