Hi R users! Today, we're happy to announce that we just launched our latest R course: Sentiment Analysis in R by Ted Kwartler! Add sentiment analysis to your text mining toolkit! Sentiment analysis is used by text miners in marketing, politics, custom...

Which layout of an advertisement leads to more clicks? Would a different color or position of the purchase button lead to a higher conversion rate? Does a special offer really attract more customers – and which of two phrasings would be better? For a long time, people have trusted their gut ...

Of the 182 new packages that made it to CRAN in October, here are my picks for the “Top 40”. They are organized into eight categories: Engineering, Machine Learning, Numerical Methods, Science, Statistics, Time Series, Utilities and Visualizations. Engineering is a new category, and its appearance may be an early signal for ...

A convoluted counting Le Monde mathematical puzzle: A film theatre has a waiting room and several projection rooms. With four films on display. A first set of 600 spectators enters the waiting room and vote for their favourite film. The most popular film is projected to the spectators who voted for ...

This package lets you analyze the variables of a dataset, to evaluate how is the shape of your data. Consider this the first step for modeling.

This package lets you analyze the variables of a dataset, to evaluate how is the shape of your data. Consider this the first step for modeling.

Recently, I've been doing a lot of work on the beta version of BCEA (I was after all born in Agrigento $-$ in the picture to the left $-$, which is a Greek city, so a beta version sounds about right...). The new version is only available as a beta-release ...

Introduction This is the final and concluding part of my series on ‘Practical Machine Learning with R and Python’. In this series I included the implementations of the most common Machine Learning algorithms in R and Python. The algorithms implemented were 1. Practical Machine Learning with R and Python – Part 1 In ...

The following post details how to make a churn model in R. It was part of an interview process for which a take home assignment was one of the stages. The company stated this should take 2hrs, which is entirely unrealistic. To minimise the time cost, my analysis is very

Motivation Have you ever had the feeling that the creation of your data analysis report(s) resulted in looking up, copy-pasting and reuse of code from previous analyses? This approach is time consuming and prone to errors. If you frequently analyze ...

In this post, I show how to build an interactive geographic dashboard using Displayr, Plotly and R. It is particularly fascinating in that it tracks...

Recently, I’ve been doing a lot of work on the beta version of BCEA (I was after all born in Agrigento $-$ in the picture to the left $-$, which is a Greek city, so a beta version sounds about right…). The new version is only available as a ...

Recently, I’ve been doing a lot of work on the beta version of BCEA (I was after all born in Agrigento $-$ in the picture to the left $-$, which is a Greek city, so a beta version sounds about right…). The new version is only available as a ...