July 2014

Size of each object in R’s workspace

July 22, 2014 | Isomorphismes

I’ve googled How do I find out how big my workspace is too many times … here’s the explicit code to run and hopefully the next googler sees this post: for (thing in ls()) { message(thing); print(object.size(get(thing)), units='auto') } Fin. You can stop there.   Or ...
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Chart from R + Color from Javascript

July 22, 2014 | klr

Another color experiment combining resources from R and Javascript.  I just wish I could do Mean Phylogenetic Distance in Javascript like rPlotter.  I enjoyed using d3.js zoom behavior to pan and zoom the image on canvas.  Also, filedrop.js made the... [Read more...]

Rcpp11 3.1.1

July 22, 2014 | romain francois

R 3.1.1 was released a few days ago, and as part of the policy we are trying to follow for Rcpp11 releases, here is Rcpp11 3.1.1. Sorry for the 12 days delay, but I was away in California, and Rcpp11 travelled with me, so I could not properly test the ... [Read more...]

Comrades Marathon: A Race for Geriatrics?

July 22, 2014 | andrew

It has been suggested that the average Comrades Marathon runner is gradually getting older. As an “average runner” myself, I will not deny that I am personally getting older. But, what I really mean is that the average age of all runners taking part in this great event is gradually ... [Read more...]

How to Choose an R-Trainer?

July 22, 2014 | Joseph Rickert

by James Peruvankal There are plenty of options if you want to learn R and are looking for training: your college’s statistics department, massive open online courses like Coursera, Udacity, edX, Datacamp etc. SiliconANGLE recently published an article about top R-training companies. Let’s talk about how to choose ... [Read more...]

Rcpp11 t-shirt sightseeing

July 22, 2014 | romain francois

While we wait for CRAN to process the release of Rcpp11 3.1.1, here are some news about the Rcpp11 t-shirt. With more than 40 attendees, the Rcpp11 tutorial was a success. I managed to distribute almost all t-shirts I printed for the occasions. I onl... [Read more...]

A Handy Trick for Remote Graphics

July 22, 2014 | matloff

I often create plots that require quite a bit of computation.  Ideally I would run this on what I’ll call Machine A, which is a very fast machine, but I am often far away, on Machine B.  So, I’d like to run my computation on B but display ... [Read more...]

Copula functions in R

July 21, 2014 | Mic

A copula function is an application which "couples" (joins) a multivariate distribution to its univariate margins (marginal distributions).Copula functions can be really helpful in building multivariate distributions given the marginals. Here is a fast...
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There’s no mistake in the barley data

July 21, 2014 | David Smith

Statistics has many canonical data sets. For classification statistics, we have the Fisher's iris data. For Big Data statistics, the canonical data set used in many examples is the Airlines data. And for dotplots, we have the barley data, first popularized by Bill Cleveland in the landmark 1993 text Visualizing Data. ... [Read more...]

UseR 2014, days 3-4

July 21, 2014 | Karl Broman

Three weeks ago, I’d commented on the first two days of the UseR 2014 conference. I’m finally back to talk about the second half. Dirk Eddelbuettel on Rcpp Dirk Eddelbuettel gave a keynote on Rcpp [slides]. The goal of Rcpp is to have “the speed of C++ with the ... [Read more...]

Geomorph update 2.1.1 now available!

July 21, 2014 | Emma Sherratt

Geomorph users,We have uploaded version 2.1.1 to CRAN. The windows and mac binaries have been compiled and the tarball is available.Version 2.1.1 contains small updates and fixes a few small bugs.New Feature: Specimens can now be rotated... [Read more...]

Income distribution and Tour de France

July 21, 2014 | arthur charpentier

A few days ago, Jean-François Mignot published an interesting article entitled Tour de France 2014 : pourquoi le vainqueur gagne 100 fois plus que le 10e. In this article, we have the following graph, with the income of the cyclist, as a function of his final ranking (the data where downloaded from ... [Read more...]

Changes in rnoaa v0.2.0

July 21, 2014 | rOpenSci Blog - R

We just released v0.2 of rnoaa. For details on the update, see the release notes. What follows are some notes on the more important changes. Updating to v0.2 Install rnoaa from CRAN
install.packages<span>(</span><span>"rnoaa"</span><span>)</span>
or Github
devtools<span>::</span>install_github<span>(</span><span>"ropensci/rnoaa"</span><span>)</span>
Then load rnoaa
<span>library</span><span>(</span><span>"rnoaa"</span><span>)</span>
UI changes We changed almost all function names to have ... [Read more...]

Using showtext in knitr

July 20, 2014 | Yixuan's Blog - R

Thanks to the issue report by yufree and Yihui’s kind work, from version 1.6.10 (development version), knitr starts to support using showtext to change fonts in R plots. To demonstrate its usage, this document itself serves as an example. (Rmd source code) We first do some setup work, mainly about ... [Read more...]
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