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 Fraud Detection, Customer Churn & Predictive Maintenance. Real-World Data Scie...

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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
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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
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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
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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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Scaling H2O analytics with AWS and p(f)urrr (Part 2)

Scaling H2O analytics with AWS and p(f)urrr (Part 2)

H2O + AWS + purrr (Part II) This is the second installment in a three part series on integrating H2O, AWS and p(f)urrr. In Part II, I will showcase how...

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My presentations on ‘Elements of Neural Networks & Deep Learning’ -Parts 4,5

January 14, 2019
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My presentations on ‘Elements of Neural Networks & Deep Learning’ -Parts 4,5

This is the next set of presentations on “Elements of Neural Networks and Deep Learning”.  In the 4th presentation I discuss and derive the generalized equations for a multi-unit,...

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splashr 0.6.0 Now Uses the CRAN-nascent stevedore Package for Docker Orchestration

January 14, 2019
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splashr 0.6.0 Now Uses the CRAN-nascent stevedore Package for Docker Orchestration

The splashr package — an alternative to Selenium for javascript-enabled/browser-emulated web scraping — is now at version 0.6.0 (still in dev-mode but on its way to CRAN in...

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R Tip: Use Inline Operators For Legibility

January 14, 2019
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R Tip: use inline operators for legibility. A Python feature I miss when working in R is the convenience of Python‘s inline + operator. In Python, + does the...

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ggeffects 0.8.0 now on CRAN: marginal effects for regression models #rstats

January 14, 2019
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ggeffects 0.8.0 now on CRAN: marginal effects for regression models #rstats

I’m happy to announce that version 0.8.0 of my ggeffects-package is on CRAN now. The update has fixed some bugs from the previous version and comes along with many...

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pcLasso: a new method for sparse regression

January 13, 2019
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pcLasso: a new method for sparse regression

I’m excited to announce that my first package has been accepted to CRAN! The package pcLasso implements principal components lasso, a new method for sparse regression which I’ve developed...

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🖊 R Coding Style Guide

January 13, 2019
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🖊 R Coding Style Guide

Language is a tool that allows human beings to interact and communicate with each other. The clearer we express ourselves, the better the idea is transferred from our mind...

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rOpenSci’s new Code of Conduct

We are pleased to announce the release of our new Code of Conduct. rOpenSci’s community is our best asset and it’s important that we put strong mechanisms in place...

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colorspace: New Tools for Colors and Palettes

January 13, 2019
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colorspace: New Tools for Colors and Palettes

A major update (version 1.4.0) of the R package colorspace has been released to CRAN, enhancing many of the package's capabilities,...

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Travis CI for R — Advanced guide

January 13, 2019
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Travis CI for R — Advanced guide

Travis CI for R — Advanced guide Continuous integration for building an R project in Travis CI including code coverage, pkgdown documentation, osx and multiple R-Versions Photo by Guilherme Cunha on UnsplashTravis CI is a...

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Showing a difference in means between two groups

January 13, 2019
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Showing a difference in means between two groups

Visualising a difference in mean between two groups isn’t as straightforward as it should. After all, it’s probably the most common quantitative analysis in science. There are two obvious...

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Medium + r-bloggers — How to integrate?

January 13, 2019
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Medium + r-bloggers — How to integrate?

Medium + r-bloggers — How to integrate? Build up a PHP script that allows you to post your Medium articles on r-bloggers.com. The script filters an RSS feed by item tags. Photo by Ato...

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XmR Chart | Step-by-Step Guide by Hand and with R

January 12, 2019
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XmR Chart | Step-by-Step Guide by Hand and with R

Is your process in control? The XmR chart is a great statistical process control (SPC) tool that can help you answer this question, reduce waste, and increase productivity. We'll...

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Generating Synthetic Data Sets with ‘synthpop’ in R

January 12, 2019
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Generating Synthetic Data Sets with ‘synthpop’ in R

Synthpop – A great music genre and an aptly named R package for synthesising population data. I recently came across The post Generating Synthetic Data Sets with ‘synthpop’ in...

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Making sense of the METS and ALTO XML standards

Making sense of the METS and ALTO XML standards

Last week I wrote a blog post where I analyzed one year of newspapers ads from 19th century newspapers. The data is made available by the national library of Luxembourg. In this...

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Practical Data Science with R, 2nd Edition discount!

January 12, 2019
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Practical Data Science with R, 2nd Edition discount!

Please help share our news and this discount. The second edition of our best-selling book Practical Data Science with R2, Zumel, Mount is featured as deal of the day...

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I walk the (train) line – part deux – the weight loss continues

January 12, 2019
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I walk the (train) line – part deux – the weight loss continues

(TL;DR: author continues to use his undiagnosed OCD for good. Breath-first search introduced on simple graph.)

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I walk the (train) line – part deux – the weight loss continues

January 12, 2019
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I walk the (train) line – part deux – the weight loss continues

(TL;DR: author continues to use his undiagnosed OCD for good. Breath-first search introduced on simple graph.)

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10 years of playback history on Last.FM: "Just sit back and listen"

January 12, 2019
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10 years of playback history on Last.FM: "Just sit back and listen"

Alright, seems like this is developing into a blog where I am increasingly investigating my own music listening habits.Recently, I've come across the analyzelastfm package by Sebastian Wolf. I...

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How to combine Multiple ggplot Plots to make Publication-ready Plots

January 11, 2019
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How to combine Multiple ggplot Plots to make Publication-ready Plots

CategoriesVisualizing Data Tags Best R Packages Data Visualisation R Programming The life cycle of Data science can never be completed without communicating the results of the analysis/research. In fact, Data Visualization is one of...

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GetDFPData Ver 1.4

January 11, 2019
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I just released a major update to package GetDFPData. Here are the main changes: Naming conventions for caching system are improved so that it reflects different versions of FRE and...

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