Intrinsic time for cryptocurrency data

January 20, 2019
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Intrinsic time for cryptocurrency data

This week, I attended a three-day hacking event of the Crypto Traders Berlin Meetup group. The aim was to find relationships between sentiment data of bitcointalk and twitter and the price of crypto currencies. In practise, it turns out to be not that...

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Fully General Record Transforms with cdata

January 20, 2019
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One of the design goals of the cdata R package is that very powerful and arbitrary record transforms should be convenient and take only one or two steps. In...

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Create R Markdown reports and presentations even better with these 3 practical tips

January 19, 2019
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Create R Markdown reports and presentations even better with these 3 practical tips

Introduction Including R Markdown in the workflow for presenting and publishing analyses that use code in R or other languages is a great way to make presentations, dashboards or reports...

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simmer 4.2.1

January 19, 2019
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The 4.2.1 release of simmer, the Discrete-Event Simulator for R, is on CRAN with quite interesting new features and fixes. As discussed in the mailing list, there is a...

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Extracting colours from your images with Image Quantization

January 18, 2019
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Extracting colours from your images with Image Quantization

magick really does the “Magic!” I have been playing around bit with package “magick”, and I think I am now hooked… Although I haven’t been able to understand everything written...

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Summer Internships 2019

January 18, 2019
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We are excited to announce the second formal summer internship program at RStudio. The goal of this program is to enable RStudio employees to collaborate with students to do...

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Window Aggregate operator in batch mode in SQL Server 2019

January 18, 2019
By
Window Aggregate operator in batch mode in SQL Server 2019

So this came as a surprise, when working on calculating simple statistics on my dataset, in particular min, max and median. First two are trivial. The last one was...

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Rcrastinate is moving.

January 18, 2019
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Rcrastinate is moving.

Hi all, this is just an announcement.I am moving Rcrastinate to a blogdown-based solution and am therefore leaving blogger.com. If you're interested in the new setup and how you...

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Factor Analysis in R with Psych Package: Measuring Consumer Involvement

January 18, 2019
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Factor Analysis in R with Psych Package: Measuring Consumer Involvement

The post Factor Analysis in R with Psych Package: Measuring Consumer Involvement appeared first on The Lucid Manager. The first step for anyone who wants to promote or sell something...

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Are you parallelizing your raster operations? You should!

January 17, 2019
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Are you parallelizing your raster operations? You should!

If you plan to do anything with the raster package you should definitely consider parallelize all your processes, especially if you are working with very large image files. I couldn’t...

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RcppArmadillo 0.9.200.7.0

January 17, 2019
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RcppArmadillo 0.9.200.7.0

A new RcppArmadillo bugfix release arrived at CRAN today. The version 0.9.200.7.0 is another minor bugfix release, and based on the new Armadillo bugfix release 9.200.7 from earlier...

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forecast 8.5

January 17, 2019
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The latest minor release of the forecast package has now been approved on CRAN and should be available in the next day or so. Version 8.5 contains the following new...

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Make Teaching R Quasi-Quotation Easier

January 17, 2019
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Make Teaching R Quasi-Quotation Easier

To make teaching R quasi-quotation easier it would be nice if R string-interpolation and quasi-quotation both used the same notation. They are related concepts. So some commonality of notation...

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Winter courses opening! R for Data Science & Statistics for Data Science

January 17, 2019
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Winter courses opening! R for Data Science & Statistics for Data Science

We’re back from the Christmas holidays, with a lot of news! We’ll start the New Year with a new edition of our most requested live courses: R for Data...

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Automated Dashboard for Classification Neural Network in R

January 16, 2019
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Automated Dashboard for Classification Neural Network in R

CategoriesProgramming Tags Data Visualisation Flexdashboard Neural Networks R Programming In this article, you learn how to make Automated Dashboard for Classification Neural Network in R. First you need to install the `rmarkdown` package into your...

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RStudio Connect 1.7.0

January 16, 2019
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RStudio Connect 1.7.0

RStudio Connect is the publishing platform for everything you create in R. In conversations with our customers, R users were excited to have a central place to share all their data...

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ROC Curves

January 16, 2019
By
ROC Curves

I have been thinking about writing a short post on R resources for working with (ROC) curves, but first I thought it would be nice to review the basics....

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My course on Hyperparameter Tuning in R is now on Data Camp!

January 16, 2019
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My course on Hyperparameter Tuning in R is now on Data Camp!

I am very happy to announce that (after many months) my interactive course on Hyperparameter Tuning in R has now been officially launched on Data Camp! Course Description For many machine...

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AI, Machine Learning and Data Science Roundup: January 2019

January 16, 2019
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A monthly roundup of news about Artificial Intelligence, Machine Learning and Data Science. This is an eclectic collection of interesting blog posts, software announcements and data applications from Microsoft...

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Using DataCamp reduces anxiety about learning R!

January 16, 2019
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Using DataCamp reduces anxiety about learning R!

I used DataCamp‘s excellent Introduction to R as Essential Prior Independent Study and found it made people a bit less worried about a term of R! I have a lot of...

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Automated Dashboard for Credit Modelling with Decision trees and Random forests in R

January 15, 2019
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Automated Dashboard for Credit Modelling with Decision trees and Random forests in R

CategoriesProgramming Tags Data Visualisation Flexdashboard R Programming RMarkdown In this article, you learn how to make Automated Dashboard for Credit Modelling with Decision trees and Random forests in R. First you need to install the...

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Lecture slides: Real-World Data Science (Fraud Detection, Customer Churn & Predictive Maintenance)

January 15, 2019
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These are slides from a lecture I gave at the School of Applied Sciences in Münster. In this lecture, I talked about Real-World Data Science and showed examples on...

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Use foreach with HPC schedulers thanks to the future package

January 15, 2019
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The future package is a powerful and elegant cross-platform framework for orchestrating asynchronous computations in R. It's ideal for working with computations that take a long time to complete;...

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Feature Selection using Genetic Algorithms in R

January 15, 2019
By
Feature Selection using Genetic Algorithms in R

From a gentle introduction to a practical solution, this is a post about feature selection using genetic algorithms in R.

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Using clusterlab to benchmark clustering algorithms

January 15, 2019
By
Using clusterlab to benchmark clustering algorithms

Clusterlab is a CRAN package (https://cran.r-project.org/web/packages/clusterlab/index.html) for the routine testing of clustering algorithms. It can simulate positive (data-sets with __1 clusters) and negative controls (data-sets with 1 cluster). Why...

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Selecting ‘special’ photos on your phone

January 15, 2019
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Selecting ‘special’ photos on your phone

At the beginning of the new year I always want to clean up my photos on my phone. It just never happens. So now (like so many others I...

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Mango Solutions contributes to technology partners RStudio conference

January 15, 2019
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As leading advanced analytics partner for RStudio, Mango Solutions are delighted to be contributing to the upcoming rstudio::conf programme with a workshop and a talk. Two of Mango’s senior...

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Neural Text Modelling with R package ruimtehol

January 15, 2019
By

Last week the R package ruimtehol was released on CRAN (https://github.com/bnosac/ruimtehol) allowing R users to easily build and apply neural embedding models on text data. It wraps the 'StarSpace' library...

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Understanding the Magic of Neural Networks

January 15, 2019
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Understanding the Magic of Neural Networks

Everything “neural” is (again) the latest craze in machine learning and artificial intelligence. Now what is the magic here? Let us dive directly into a (supposedly little silly) example:...

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