Leaflet is a great way to display spatial information in an interactive way. If you want to display the difference between different neighborhoods you would usually get the proper shapefiles on the web and connect your data to them. But sometimes it does not need detailed shapefiles and you want ...

Recently I took part at Coding Durer, a five days international and interdisciplinary hackathon for art history and information science. The goal of this hackathon is to bring art historians and information scientists together to work on data. It is kind of an extension to the cultural hackathon CodingDaVinci where ...

Recently I took part at Coding Durer, a five days international and interdisciplinary hackathon for art history and information science. The goal of this hackathon is to bring art historians and information scientists together to work on data. It is kind of an extension to the cultural hackathon CodingDaVinci where ...

Sometimes you have your data stored in multiple csv files and want to load them into a single data frame in R. There are several answers on the web to this questions and I recently found a fast solution to this problem. The code above uses both lapply and the ...

Sometimes people create csv files that are just too huge to upload them into your R session while most of the times you just need a subset of this data set. Recently I tapped into this problem and first I tried to import the whole file with functions like fread ...

A few years ago I started to use the R programming language more intensive while writing my master thesis. I used the wonderful arules package for mining association rules and frequent item sets from Michael Hahsler and others. I used this package in the field of forensic accounting. Forensic data ...