October 2016

7th MilanoR meeting + talks live streaming

October 25, 2016 | Mic

On 27th of October I’m going to attend the 7th MilanoR meeting featuring the following two talks: 1. Interactive big data analysis with R: SparkR and MongoDB: a friendly walkthrough  by  Thimoty Barbieri and Marco Biglieri 2. Power consumption prediction based on statistical learning techniques by Davide Pandini This is my ... [Read more...]

Sharing our R Programs — With Style

October 25, 2016 | Guest Blogger

by Graham Williams, Director of Data Science, Microsoft Programming is an art and a way we express ourselves. As we write our programs we should keep in mind that someone else is very likely to be reading it. We can facilitate the accessibility of our programs through a clear presentation ... [Read more...]

Mini R Quizzes

October 25, 2016 | Marcin Kosiński

Data Science is sometimes a stressful and responsible job… so we spontaneously organize mini R quizzes in our R team at the company! Chaining R packages One of my favourite fast 5-minutes long R game is chaining R packages. One person says the nam... [Read more...]

Producing software for money and/or recognition

October 24, 2016 | Derek Jones

In the commercial environment money makes the world go around, while in academia recognition (e.g., number of times your work is cited, being fawned over at conferences, impressive job titles) is the coin of the realm (there are a few odd balls who do it out of love for ... [Read more...]

Visualizing Arkansas traffic fatalities, part 4

October 24, 2016 | Nathan

This is the latest post in a series analyzing Arkansas traffic fatalities. Please take a look at parts 1 (a map of 2015 traffic deaths), 2 (heat maps of fatalities by day from 2000-2015), and 3 (heat maps of fatalities by day of week from 2000-2015) if you haven’t already. Visualizations Today’s ... [Read more...]

Basic Operations Exercises

October 23, 2016 | Francisco Méndez

This set of exercises will help you to learn and test your skill with basic arithmetical operations and logic functions. Before proceeding, it might be helpful to look over the help pages for the **, %/%, %%, and the logical operators such as !=, ==, __=, isTRUE . Answers to the exercises are available here. […] [Read more...]

Set Application Domain Name with Shiny Server

October 23, 2016 | Tal Galili

Guest post by AVNER KANTOR I used the wonderful tutorial of Dean Attall to set my machine in Google cloud. After I finished to configure it successfully I wanted to redirect my domain to the Shiny application URL. This is a short description how you can do it. The first ... [Read more...]

Q&A time

October 23, 2016 | R on Rob J Hyndman

Someone sent me some questions by email, and I decided to answer some of them here. How important is it that I know and understand the underlying mathematical framework to forecasting methods? I understand conceptually how most of them work, but I feel as if I may benefit from truly ... [Read more...]
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