When I find a chart that looks like this, I always like to explore a little further. via StockCharts.com I pull it into R and try to find anything worthwhile. I do not find anything, except that I do not want to be trading both in the same direc...

Description:My explorations with the FRED (St Louis Financial Reserve Database) in R have yielded some interesting plots, charts and graphs. And some questions…Charts with Explanations: Yes, I know, the axes are a mess, and the site’s style sheet doesn’t play well with the chart image. I’ll look into that “pretty-ing up” stuff...

"The R-Files" is an occasional series from Revolution Analytics, where we profile prominent members of the R Community. Name: Dirk Eddelbuettel Background: Ph.D. (EHESS, France), Quantitative Analyst Nationality: Canadian Years Using R: About 15 Known for: RQuantlib, Rcpp/RInside, R packaging for Debian/Ubuntu, Task Views for Finance and HPC, CRANberries Dirk Eddelbuettel is an active member of the R community...

Thanks to everyone who attended yesterday's webinar, "Portfolio design, optimization and stability analysis", presented by Diethelm Würtz of the Rmetrics Association and sponsored by Revolution Analytics, Sybase, Finance Online and NeuralTechSoft. (And thanks in particular for your patience for the last start -- in a perfect demonstration of Murphy's law a microphone failed moments before the scheduled start.) If...

This my first post in 2011. this post has cost me a bit more than usual, but I hope it meets expectations. The aim of this tutorial is to generate an algorithm based on black box trading, with all the necessary elements for evaluation. That is a first post of several, in order to explore the problems, features of...

Rob Calver wrote an interesting invitation on the R mailing list today, inviting potential authors to submit their vision of the next great book about R. The announcement originated from the Chapman & Hall/CRC publishing houses, backed up by an impressive team of R celebrities, chosen as the editors of this new R books series,