Mr. Spearman or how to explore changes in trends
Last week I was with my good friend Johannes on the phone. He just became a father and called her adorable daughter “Franziska”. It made me think about the meaning of the name… Franziska...
Big Data Doctor
Turning R into a GIS – Mapping the weather in Germany
Nothing has gotten more attention in the visualization world like the map-based insights, or in other words, just plotting on a map different KPIs to allow for a playful discovery experience. I must admit,...
What you can learn from these 8 conversations between a Data Scientist and his boss
I’m sure many of you analytics folks have been confronted with situations where your boss, your client, your wife or husband -just kidding-, in general the one you report to, comes up with questions you think...
The echo of a tragedy in Social Media – “The Making of”
In this post I’m going to describe how I pull together the visualization of The echo of a tragedy in Social Media. I used 3 different technologies to pull it together: PHP for data...
C’est l’Europe qui pleure – The echo of a tragedy in Social Media
Don’t worry about the title of this post… I’m not going to talk about the atrocities we’ve seen in the last days in France. I’m not going to say anything about that, because almost...
Understanding New Year’s Resolutions with Google Trends in R
2015 just kicked off and we all are familiar with the process of making resolutions for the new year. It happens every single year across the globe… and the list of top resolutions looks...
Measuring the execution time of recommender systems in R
This post is different from all others you’ve seen so far on this site. This is actually not a proper post, but a respond to a comment from my previous post Recommender Systems 101 – a...
Recommender Systems 101 – a step by step practical example in R
Every one of us is unique! …You are unique! there are sooo many people different from you… but at the same time, there are also A LOT that are damned similar to you… exhibiting the...
TED Talks of the year about BigData
2014 is getting to its end… People enjoy looking back these days, making a retrospective exercise to gain perspective for the upcoming year. I’m a big fan and loyal follower of the TED Talks…...
