We aim to promote knowledge about data science methods/big data techniques and its diverse applications. In our focus is new research happening in these fields as well as its impact on society.
VDSG blog
On October 21 the Data4Good program lead by VDSG held it’s third DS Salon. The agenda and additional details can be found on our meetup page of the event. The videos are now on our youtube channel.
Jelena’s and Marcin’s talks are now on our youtube channel.
Slides are available here.
You can find slides for this talk here.…
Read moreBy Georg Heiler
Have you ever wondered where the cryptic names of cached dataframes and RDD in Spark’s web UI belong to? Usually no specific name is set. When you apply a df.cache spark will auto generate the name as a snippet from the query plan.…
By Georg Heiler
More and more people start to work with large quantities of geospatial data and think about using spark and one of its geospatial additions like geomesa, geospark or geotrellis. And soon they come to realize that one of the tools does not provide a function which would be commonly required.…
Read moreUse Dask to paralellize python
By Georg Heiler
I have a some binary cohorts and need to sample for each cohort where the target label 1 is matching a observation from a dataframe where the target is 0.
First, I will generate some sample data.…
Read moreSimon Stiebellehner’s & Daniel Ressi’s talk is now on our youtube channel.
Download Simon’s and Daniel’s presentation slides here.…
Read moreOn June 21 the Data4Good program lead by VDSG was formally launched with the second edition of our new format Data Science Salon. The agenda and additional details can be found on our meetup page of the event. The videos are now on our youtube channel.…
Read moreKrista Westphal’s and Christian Göbel’s talks are now on our youtube channel.
Download Krista’s presentation here, an Christian’s presentation here.…
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