Entries by Jeroen Kromme

Project Friday 1.4: A.I. & Coffee – It’s Alive!

It’s raining cats and dogs, the fridge is stuffed with cold beers and the Spotfiy playlist Coffee House is blasting through the office. In other words, a perfect time to work on our coffee machine with face recognition capabilities. And today we had our own dr. Frankenstein moment. It’s alive and it works! Last Christmas, […]

Project Friday 1.3: Artificial Intelligence meets coffee

Last Friday the third afternoon of Project Friday took place. In Project Friday we spent about once a month  an afternoon on something completely useless. Why do we do this? Because we can, it’s fun and interesting and it’s a good reason to grab a couple of beers. This Project Friday is all about mixing […]

R Experience @ University of Groningen

This Monday was the last day of the R Experience course at the University of Groningen. Since this year Marketing (Intelligence) students are required to use R for assignments, where they’ve only worked with SPSS before. To kickstart their learning curve in R, we lectured the R Experience, in cooperation with the MARUG (Marketing Association […]

Project Friday 1.1: Artificial Intelligence meets coffee

This Friday we started with our first ‘Project Friday’. About once a month, on a Friday, we’ll lock ourselves away for the afternoon with a couple of beers and a fun project. The project doesn’t need to bring money to table, it needs to bring fun, challenges, knowledge and inspiration to the table. Our first […]

Python & R vs. SPSS & SAS

When we’re working for clients we mostly come across the statistical programming languages SAS, SPSS, R and Python. Of these SAS and SPSS are probably the most used. However, the interest for the open source languages R and Python is increasing. In recent years, some of our clients migrated from using SAS or SPSS to […]

Verkiezingen Hackathon groot succes

Verschillende media meldden afgelopen week dat 75 procent van alle stemgerechtigden nog twijfelt tussen twee of meerdere partijen voor de Tweede Kamerverkiezingen van aanstaande woensdag. In die wetenschap togen de ruim 60 deelnemers aan de Verkiezingen Hackathon, georganiseerd door The Analytics Lab en Cmotions, afgelopen vrijdag naar Utrecht om deel te nemen aan de tweede […]

Fireworks (in R)

New Year – a new chapter, new verse, or just the same old story ? Ultimately we write it. The choice is ours. ― Alex Morritt The Analytics Lab and Cmotions wish everybody a happy year. A year full of challenges, new experiences and new knowledge.

Christmas Tree with ggplot

rm(list = ls()) library(ggplot2) # create data x <- c(8,7,6,7,6,5,6,5,4,5,4,3,4,3,2,3,2,1,0.5,0.1) dat1 <- data.frame(x1 = 1:length(x), x2 = x) dat2 <- data.frame(x1 = 1:length(x), x2 = -x) dat1$xvar <- dat2$xvar <- NA dat1$yvar <- dat2$yvar <- NA dat1$siz <- dat2$siz <- NA dat1$col <- dat2$col <- NA # set threshold for christmas balls dec_threshold = -0.5 […]