R has some extremely useful utilities for profiling, such as system.time(), Rprof(), the often overlooked tracemem(), and the rbenchmark package. But if you want more than just simple timings of code execution, you will mostly have to look elsewhere. One of the best sources for profiling data is hardware performance counters, available in most modern hardware. This data can...
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...
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...
We’re excited to announce a new release of Packrat, a tool for making R projects more isolated and reproducible by managing their package dependencies. This release brings a number...
So between variations of different strategies, for those who have yet to come across it, my IKTrading package has a … Continue reading →
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,...
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...
So, on more than one occasion I have set up a repository locally, then on GitHub and pushed to that repo from the shell. This works great, but this...
Note to self: after updating R with Homebrew remember to cleanup old versions: brew cleanup r Otherwise I'm liable to get a segfault. (see also)
EARL (Effective Applications of the R Language) is a unique conference dedicated to the growing commercial usage and business applications of R. We currently have less than 100 delegate places...
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...
The 2nd R in Insurance conference took place last Monday, 14 July, at Cass Business School London. This one-day conference focused once more on applications in insurance and actuarial...
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...
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...
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...
We’ve added a new section of articles to the Shiny Development Center. These articles explain how to create interactive documents with Shiny and R Markdown. You’ll learn how to...
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...
I am trying to have better workflows to ensure data quality and two important things for me are first, scripting as much as posible the data manipulation process, and...
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...
In this post, I show how to estimate players’ week-to-week variability in fantasy football points. In a prior post, I demonstrated how to calculate a player’s risk level, as...
So, the FIFA World Cup is over. Germany won. Yay!Now with so much less football matches to watch, I tried the awesome new R package rCharts by Ramnath Vaidyanathan. In...
(This article was first published on MATHEMATICS IN MEDICINE, and kindly contributed to R-bloggers) To leave a comment for the author, please follow the link and comment on his...
A recent fascinating post by Analysis at Large got me interested in naming trends analysis. The original post used Social Security data by state to map out the more...
September last year I made a post using the shootingtracker data. It is attempted in shootingtracker to register all shootings with at least four victims, be they wounded or dead....
Well folks, another new year’s resolution down the drain. I was initially shooting for a post each month for 2014. More projects came. Plates were full. Plates were emptied....
I was browsing the Social Security Administration’s website and found a link for the open government initiative (http://www.ssa.gov/open/data/). There seems to be a fair amount of interesting data here,...
Just a quick heads-up that I'll be presenting with Neera Talbert (VP Professional Services, Revolution Analytics) in a free webinar on Tuesday, July 22 on Applications in R: Success...
A hero can be anyone, even a man doing something as simple and reassuring as putting a coat on a young boy’s shoulders to let him know the world...
18.07.2014 A very time expensive process is the documentation of software you created yourself. I was finally able to update and improve the documentation for Bio7 and the embedded...
Plotly: collaborative, publication-quality graphing.
