July 2016

Predicting Agriculture, Poorly (Part I)

July 23, 2016 | MeanMean

Crop rotation is an agricultural production practice to increase yield, mitigate disease, and control pests. This production practice involves growing crops in specific sequences to improve the quality of soil for the following crop. A common example in the United States is the practice of growing soybeans before corn. In ... [Read more...]

Start here to learn R!

July 22, 2016 | r-exercises

Ready, set, go! On R-exercises, you will find hundreds of exercises that will help you to learn R. We’ve bundled them into exercise sets, where each set covers a specific concept or function. An exercise set typically contains about 10 exercises, progressing from easy to somewhat more difficult. In order ... [Read more...]

StatET IDE for R

July 22, 2016 | matloff

I personally do not use Integrated Development environments (IDEs) for R, or for that matter for any programming language. From my point of view, they take up too much precious real estate on the screen, and most important, they generally do not allow me to use my own text editor ...
[Read more...]

More data scientists prefer R: survey

July 22, 2016 | Joseph Rickert

by Joseph Rickert Last week in a webinar, Burtch Works, an Illinois based executive recruiting firm that specializes in finding analytic talent, released the results of their third annual survey of "quantitative business professionals". Other than having attended this webinar, I have no knowledge of Burtch Works, but I am ... [Read more...]

Mortality by Year and Age

July 22, 2016 | Andrew Collier

Taking another look at the data from the lifespan package. Plot below shows the evolution of mortality in the US as a function of year and age. Also, following up on a suggestion from @robjohnnoble, population data have been included in the package. The post Mortality by Year and Age ... [Read more...]

Eclipse – an alternative to RStudio – part 1

July 22, 2016 | Catherine Dalzell

Many R users enjoy working in RStudio, but it’s not your only option for reproducible research in R. Stephen Wahlbrink has written a plugin for Eclipse, Statet, that offers similar functionality to RStudio within the popular Eclipse framework. You can run an R console, compose a document in LaTeX ... [Read more...]

Data science show at SQL Server Radio

July 22, 2016 | tomaztsql

SQL Server Radio with Matan Yungman (info | twitter| company ) and Guy Glantser (info | twitter | company ) was hosting me for SQL Server radio 52th series. Main topic was discussion on  data science, statistics, who data scientist is and what SQL Server offers with R integration, SSRS, PowerBI, Excel and other tools. […]
[Read more...]

RcppCCTZ 0.0.5

July 21, 2016 | Thinking inside the box

Version 0.0.5 of RcppCCTZ arrived on CRAN a couple of days ago. It reflects an upstream fixed made a few weeks ago. CRAN tests revealed that g++-6 was tripping over one missing #define; this was added upstream and I subsequently synchronized with upstream. At the same time the set of ... [Read more...]

A budget of classifier evaluation measures

July 21, 2016 | John Mount

Beginning analysts and data scientists often ask: “how does one remember and master the seemingly endless number of classifier metrics?” My concrete advice is: Read Nina Zumel’s excellent series on scoring classifiers. Keep notes. Settle on one or two metrics as you move project to project. We prefer “AUC” ...
[Read more...]

Yet Another Post on Logistic Regression

July 21, 2016 | Once Upon a Data

Everyday statisticians, analysts and data enthusiasts perform data analysis for different purposes. But when it comes to presenting analyses to wider audience, the good work is not the complex one with big words. It is the one that highlights interesting relations, answers business questions or predict outcomes, and explain all ... [Read more...]

Return of the NEISS Data

July 21, 2016 | Julia Silge

Almost six months ago (!) I wrote a blog post about the NEISS data set, a sample of accidents reported to emergency rooms in the U.S. that are related to consumer products. Ever since I did that exploration, I have been wanting to ask a bit of a different question ... [Read more...]

Introducing the Microsoft Data Science Summit, Sep 26-27

July 21, 2016 | David Smith

Microsoft has a brand-new conference, exclusively for data scientists, big data engineers, and machine learning practitioners. The Microsoft Data Science Summit, to be held in Atlanta GA, September 26-27, will feature talks and lab sessions from Microsoft engineers and thought leaders on using data science techniques and Microsoft technology, applied ... [Read more...]

Bulk Downloading Adobe Analytics Data

July 21, 2016 | randyzwitch.com

This blog post also serves as release notes for RSiteCatalyst v1.4.9, as only one feature was added (batch report request and download). But it’s a feature big enough for its own post! Recently, I was asked how I would approach replicating the marke... [Read more...]

rearrange() your correlations with corrr

July 20, 2016 | Simon Jackson

Don’t stare at your correlations in search of variable clusters when you can rearrange() them: library(corrr) mtcars %__% correlate() %__% rearrange() %__% fashion() #__ rowname am gear drat wt disp mpg cyl vs hp carb qsec #__ 1 am .79 .71 -.69 -.59 .60 -.52 .17 -.24 .06 -.23 #__ 2 gear .79 .70 -.58 -.56 .48 -.49 .21 -.13 .27 -.21 #__ 3 drat .71 .70 -.71 -.71 .68 -.70 .44 ...
[Read more...]
1 3 4 5 6 7 17

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)