Introducing Rsenal – magic R functions for things various

November 1, 2014
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Introducing Rsenal – magic R functions for things various

Today, I would like to quickly introduce our package “Rsenal”. It is basically a collection of R functions that we use in our daily lives at Environmental Informatics Marburg. The package is hosted at GitHub and can be installed using … Continue reading →

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Combining FAA and Stepwise Correlation

October 31, 2014
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Combining FAA and Stepwise Correlation

Since I debuted the stepwise correlation algorithm, I suppose the punchline that people want to see is: does it actually … Continue reading →

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Is data mining more about fitting data well? – Exercise Results

October 31, 2014
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Today, I am going to share results of an exercise that I carried out recently for a start-up. Intention of the study was to extract those major attributes that...

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R 3.1.2 released with over 6,000 CRAN packages available

October 31, 2014
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The latest update to the world's most popular statistical data analysis software is now available. R 3.1.2 (codename: "Pumpkin Helmet") makes a number of minor improvements and bug fixes...

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New dplyr course by RStudio and DataCamp! Learn data manipulation interactively

October 31, 2014
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New dplyr course by RStudio and DataCamp! Learn data manipulation interactively

DataCamp just launched its latest interactive course: dplyr. This new course was developed in close collaboration with Garrett Grolemund, RStudio’s master instructor. By taking this course, you will be...

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Wrangling F1 Data With R – F1DataJunkie Book

October 30, 2014
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Wrangling F1 Data With R – F1DataJunkie Book

Earlier this year I started trying to pull together some of my #f1datajunkie R-related ramblings together in a book form. The project stalled, but to try to reboot it...

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pander 0.5.0: the next generation of markdown tables in R

October 30, 2014
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mmmmmmmmmmmmm

A new version of pander was just released on CRAN with 200+ commits of new features, major performance updates and some minor fixes . One of...

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My Commonly Done ggplot2 graphs

October 30, 2014
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My Commonly Done ggplot2 graphs

In my last post, I discussed how ggplot2 is not always the answer to the question “How should I plot this” and that base graphics were still very useful....

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Some R Highlights from the Bay Area Data Science Camp and Unconference

October 30, 2014
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Some R Highlights from the Bay Area Data Science Camp and Unconference

by Joseph Rickert The San Francisco Bay Area Chapter of the Association of Computing Machinery (ACM) has been holding an annual Data Mining Camp and "unconference" since 2009. This...

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Extracting datasets from excel files in a zipped folder

October 30, 2014
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Extracting datasets from excel files in a zipped folder

The title of the post is a bit long, but that’s the problem I was facing this morning: importing dataset from files, online. I mean, it was not a “problem”...

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Parsing multipart/form-data with webutils

October 29, 2014
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Parsing multipart/form-data with webutils

As part of a larger effort to clean up and rewrite the opencpu package, some of the more general utilities will be moved...

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Milestone: 6000 packages on CRAN

October 29, 2014
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Package_per_time

Another 1000 packages were added to CRAN and this time in less than 12 months. Today (2014-10-29) on The Comprehensive R Archive Network (CRAN) package page:"Currently, the CRAN...

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Integrate R into applications with DeployR Open

October 29, 2014
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Integrate R into applications with DeployR Open

If you ever find you need to embed the results of R functions — data, charts, or even a single calculation — into other applications, then you might want...

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Getting old in baseball

October 29, 2014
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Getting old in baseball

We look at how batting average changes with age The post Getting old in baseball appeared first on Decision Science News.

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Online index of plots and corresponding R scripts

Online index of plots and corresponding R scripts

Dear Readers of The Chemical Statistician, While working in my job at the British Columbia Cancer Agency, I learned about a wonderful new data visualization resource from a colleague who works at...

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A Walk-Forward Attempt on FAA

October 29, 2014
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A Walk-Forward Attempt on FAA

So in the first post about FAA, I was requested to make a walk-forward test of FAA. While the results … Continue reading →

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LA R Meetup – November 11: Highlights from the useR! 2014 conference – Part 2

October 29, 2014
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At this meetup, five more LA R meetup members will present short talks of what...

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Don’t Worry _Too_ Much About The 2014 Gallup Crime Poll

October 29, 2014
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Don’t Worry _Too_ Much About The 2014 Gallup Crime Poll

Gallup released the results of their annual “Crime” poll in their Social Poll series this week and spent much time highlighting the fact that “cyber” was at the...

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R Class for Wildfire Scientists

October 29, 2014
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R Class for Wildfire Scientists

This entry is part 14 of 14 in the series Using RMazama Science has just finished creating class materials on using R for the AirFire team at the USFS...

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Jobs at Amazon

October 28, 2014
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I do not normally post job adverts, but this was very specifically targeted to “applied time series candidates” so I thought it might be of sufficient interest to readers...

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reliable ABC model choice via random forests

October 28, 2014
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reliable ABC model choice via random forests

After a somewhat prolonged labour (!), we have at last completed our paper on ABC model choice with random forests and submitted it to PNAS for possible publication. While...

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Type III tests and R

October 28, 2014
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by Terry M. Therneau Ph.D. Faculty, Mayo Clinic About a year ago there was a query about how to do "type 3" tests for a Cox model on the...

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analyze the social security administration’s national beneficiary survey (nbs) with r

October 28, 2014
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above and beyond its namesake roosevelt-era retirement safety net, the social security administration oversees two federal programs - social security disability insurance and supplemental security insurance.  currently covering more...

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Flexible Beta Modeling

October 27, 2014
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Flexible Beta Modeling

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Visualizing the History of Epidemics

October 27, 2014
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Visualizing the History of Epidemics

I really like National Geographic. Their magazine is great, their television documentaries are done well and they helped give me a lifelong love of maps. They generate very good...

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Create Fashion Fingerprints with R

October 27, 2014
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Create Fashion Fingerprints with R

How do you summarize fashion? For New York Fashion Week, the New York Times used the idea of "Fashion Fingerprints", distilling a designer's collections into small fragments highlighting the...

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Introducing Stepwise Correlation Rank

October 27, 2014
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Introducing Stepwise Correlation Rank

So in the last post, I attempted to replicate the Flexible Asset Allocation paper. I’d like to offer a thanks … Continue reading →

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Size Doesn’t Matter

October 26, 2014
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Size Doesn’t Matter

An invisible red thread connects those destined to meet, regardless of time, place or circumstances. The thread may stretch or tangle, but never break (Ancient Chinese Legend) I use...

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Probable Points and Credible Intervals, Part 1

October 26, 2014
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Probable Points and Credible Intervals, Part 1

After having broken the Bayesian eggs and prepared your model in your statistical kitchen the main dish is the posterior. The posterior is the posterior is the posterior, given...

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