Nicolas Kruchten

Nicolas Kruchten is a
software engineer at Datacratic
in Montréal, Québec, Canada.

November 19, 2015
JS Open Day Mtl: JavaScript for Data Visualization

I was excited to be invited to give a talk at the JavaScript Open Day Montreal about data visualization in JavaScript.

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November 16, 2015
Montreal R User Group: ggplot2 & rpivotTable

I recently gave a talk at the Montreal R User Group about my favourite data visualization library, ggplot2, as well as rpivotTable, the R interface to my own PivotTable.js

As you can see in the video above, during the talk I just scrolled through an R file in RStudio. What you see below is the result of slightly modifying that file and running it through the RMarkdown process to capture the output.

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November 3, 2015
Big Data Montreal: the Machine Learning Database

I was happy to oblige when I was invited to give a talk at Big Data Montreal about the project I work on at Datacratic: the Machine Learning Database (MLDB).

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September 10, 2015
Drag'n'Drop Pivot Tables and Charts, in Jupyter/IPython Notebook

PivotTable.js is a Javascript Pivot Table and Pivot Chart library with drag’n’drop interactivity, and it can now be used with Jupyter/IPython Notebook via the pivottablejs module. This has been possible for RStudio users for a while now via rPivotTable, but why should they have all the fun?

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August 27, 2015
Election Pies

Election Pies

For the latest in my series of maps of the results of the 2013 Montreal municipal election, I’ve produced a pair of graduated symbol maps, representing the results as a pie charts overlaid on a base map. It’s interesting to compare this type of visualizationt to my previous efforts: the dot map, the choropleth, and the ternary plot.

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© Nicolas Kruchten 2010-2015