Monthly Archives: January 2011

January 26, 2011 – Portfolio Webinar about Portfolio Design, Optimization and Stability Analysis

January 25, 2011
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(This article was first published on Rmetrics blogs, and kindly contributed to R-bloggers) To leave a comment for the author, please follow the link and comment on his blog: Rmetrics blogs. R-bloggers.com offers daily e-mail updates about R news and tutorials on topics such as: visualization (ggplot2, Boxplots, maps, animation), programming (RStudio, Sweave, LaTeX, SQL, Eclipse, git, hadoop, Web...

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January 26, 2011 – Portfolio Webinar about Portfolio Design, Optimization and Stability Analysis

January 25, 2011
By

(This article was first published on Rmetrics blogs, and kindly contributed to R-bloggers) To leave a comment for the author, please follow the link and comment on his blog: Rmetrics blogs. R-bloggers.com offers daily e-mail updates about R news and tutorials on topics such as: visualization (ggplot2, Boxplots, maps, animation), programming (RStudio, Sweave, LaTeX, SQL, Eclipse, git, hadoop, Web...

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Automatic pdf generation and versioning with odfWeave

January 25, 2011
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odfWeave is a great tool for your reproducible research workflow, using R to produce reproducible OpenOffice reports. But a few pieces are lacking. – It is a bit of a drag, every time you want to make a pdf, to have to find and open your output document and click on the pdf button. –

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Automatic pdf generation and versioning with odfWeave

January 25, 2011
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odfWeave is a great tool for your reproducible research workflow, using R to produce reproducible OpenOffice reports. But a few pieces are lacking. – It is a bit of a drag, every time you want to make a pdf, to have to find and open yo...

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Estimate Probability and Quantile

January 25, 2011
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Simple root finding and one dimensional integrals algorithms were implemented in previous posts. These algorithms can be used to estimate the cumulative probabilities and quantiles. Here, take normal distribution as an example. Read More: 281 Words Totally

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Estimate Probability and Quantile

January 25, 2011
By

Simple root finding and one dimensional integrals algorithms were implemented in previous posts. These algorithms can be used to estimate the cumulative probabilities and quantiles. Here, take normal distribution as an example. Read More: 281 Words Totally

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Listening for trends in US baby names over 130 years

January 25, 2011
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Listening for trends in US baby names over 130 years

What happens when you mash together R‘s data crunching magic, Festival‘s speech synthesis power, and the audio wonders of the venerable music language Csound? You fall even more in love with free and open-source software, and you start hearing sounds like this: A single beat of the above sound represents the top 1000 baby names

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Climate Time Series In a Single CSV File: Update 1

January 24, 2011
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Climate Time Series In a Single CSV File: Update 1

I am pleased to announce my CTS.csv file which includes 18 climate monthly time series in one easy to access csv file. This is part of  my goal of having a user friendly way for do-it-yourself citizen climate scientists to … Continue reading →

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A twitter feed for new R packages

January 24, 2011
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Want to keep up-to-date on the latest R packages released to CRAN? Dirk Eddelbuettel's CRANberries service now tweets the release of new R packages to @CRANberriesFeed, so all you need to do is follow that user on Twitter. R hackers may also be interested to see how this Twitter feed was implemented -- in R, of course. Dirk has...

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Review of “R Graphs Cookbook” by Hrishi Mittal

January 24, 2011
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Review of “R Graphs Cookbook” by Hrishi Mittal

Executive summary: Extremely useful for new users, informative to even quite seasoned users. Refereeing Once upon a time a publisher asked if I would referee a book (unspecified) about R.  In an instance that can only be described as psychotic I said yes.  That bit of insanity turned out to be a good thing. I … Continue reading...

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