A few months ago, I published a post where I was trying to map the dependencies relationships between R packages. Today I want to do something similar with package contributors. My idea is to reconstruct a social graph where each node would be a person (presumably a developer), and two persons … Continue reading →

Every time I download subtitles for a movie or a series episode, I cannot help thinking about all this text that could be analyzed with text mining methods. As my PhD came to its end in April and I started a postdoc in September, I could use some time of my looong summer break to work on a new R … Continue reading →

The idea of this post is to create a kind of map of the R ecosystem showing dependencies relationships between packages. This is actually quite simple to quickly generate a graph object like that, since all the data we need can be obtained with one call to the function available.packages(). There … Continue reading →

This is the second « big » feature coming with branch 0.2 of rleafmap (now on CRAN!). With this new version you can write popups content in R Markdown which will be processed when you generate the map. This can be useful to format popups using markdown syntax (if you need more … Continue reading →

Do you know the Maucha diagram? If you are not an Hungarian limnologist, probably not! This diagram was proposed by Rezso Maucha in 1932 as a way to vizualise the relative ionic composition of water samples. However, as far I know this diagram had few success in the community. I never heard about … Continue reading →

This is a functionality I wanted to add for some time… and finally it’s here! I just pushed on GitHub a new version of rleafmap which brings the possibility to attach legends to data layers. You simply need to create a legend object with the function layerLegend and then to pass this … Continue reading →

In February, I participated in a hackaton organized by Thibaut Jombart at Imperial College, London, to work on visualization tools for outbreak data. This was a great time spent with great people! Thanks again, Thibaut, for organizing. I took part in the development of epimap, an R package for … Continue reading →

Obviously, I am late… I released rleafmap about 1 year ago and I am just writing this blog post today. During this time, I presented the package to the french R-users community at the 3eme Rencontres R in Montpellier and could get some good feedbacks. Now, I would like to communicate better … Continue reading →