My second Shiny app is dedicated to data visualization.Here users can simply upload any csv or txt file and create several plots:Histograms (with option for faceting) Barchart (with error bars, and option for color with dodging and faceting) BoxPlots (with option for faceting) Scatterplots (with options for color, ...

In the last post, I tried to provide a little insight into the chi-square test. In particular, I used simulation to demonstrate the relationship between the Poisson distribution of counts and the chi-squared distribution. The key point in that post was the role conditioning plays in that relationship by reducing ...

It’s Happening, Folks!Whew! Less than a month left and I still haven’t publicised this on my blog. People, we are hosting the 1st Computational Social Science Hackathon at the London School of Economics and you are invited!It’s completely free an...

It’s Happening, Folks!Whew! Less than a month left and I still haven’t publicised this on my blog. People, we are hosting the 1st Computational Social Science Hackathon at the London School of Economics and you are invited!It’s completely free an...

A quick Friday post to let folks know about three in-development R packages that you’re encouraged to poke the tyres o[fn] and also jump in and file issues or PRs for. Alleviating aversion to versions I introduced a “version chart” in a recent post and one key element ...

It’s clear that there are some economic shifts happening in the world, if not the US itself. In light of this, I decided to do some simple investigation into the economic performance of US cities. This is, by the way, one of the critical reasons to master data science. ...

Introduction a. A robot may not injure a human being or, through inaction, allow a human being to come to harm. b. A robot must obey orders given it by human beings except where such orders would conflict with the First Law. c. A robot must protect its own existence ...

In the last post of this series, we took a first look at strategies for the effective visualization and exploration of data patterns within large data sets. Namely, we examined ways to overcome overplotting, with a focus on a two-dimensional feature space defined by two continuous features. However, oftentimes we ...

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Summary The data Server Reading data Serving /data Client I/O with the server: Example client session: metadata Query data Process: st_apply, NDVI Limitations and lessons learned Try th...

DataTable Cleveland Dot Plots Interactive Line Chart Dashboard Conclusion References @ctrent I’ve always thought that it’d be fun to debate the @Reds HOF like the real one. Set a high , but debatable, bar. Bring on the JAWS— Craig Wales (@C_Dubs1) August 22, 2017 it would be interesting, I don't ...