Monthly Archives: April 2019

Set Analysis: A face off between Venn diagrams and UpSet plots

April 30, 2019
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Set Analysis: A face off between Venn diagrams and UpSet plots

A tutorial to explore the differences between two practices used for set analysis: Venn diagrams and UpSet plots. Tutorial coded in R but similar concepts and packages are available in many tool sets.

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Risk and return for B3

April 30, 2019
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Risk and return for B3

One of the subjects that I teach in my undergraduate finance class is the relationship between risk and expected returns. In short, the riskier the investment, more returns should be expected by the investor. It is not a difficult argument to make. All that you need to understand is to remember that people are not naive in financial markets....

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Building a Shiny App as a Package

April 30, 2019
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Shiny App as a Package In a previous post, I’ve introduced the {golem} package, which is an opinionated framework for building production-ready Shiny Applications. This framework starts by creating a package skeleton waiting to be filled. But, in a world where Shiny Applications are mostly created as a series of files, why bother with a package? This is the...

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Machine Learning explained for statistics folk

April 30, 2019
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I’m running a one-day workshop called “From Statistics To Machine Learning” in central London on 28 October, for anyone who … More

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Spatial data and maps conference – FOSS4G

April 30, 2019
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Spatial data and maps conference – FOSS4G

I’m helping organise a conference on (geo)spatial open source software – FOSS4G. We’re hosting it in the great city of Edinburgh, Scotland in September 2019. Abstract submissions: https://uk.osgeo.org/foss4guk2019/talks_workshops.html We’re very interested in hearing… Continue reading →

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The Rich didn’t earn their Wealth, they just got Lucky

April 30, 2019
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The Rich didn’t earn their Wealth, they just got Lucky

Tomorrow, on the First of May, many countries celebrate the so called International Workers’ Day (or Labour Day): time to talk about the unequal distribution of wealth again! A few months ago I posted a piece with the title “If wealth had anything to do with intelligence…” where I argued that ability, e.g. intelligence, as … Continue reading "The...

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Google Next 2019 – observations from the Mango viewing deck

April 30, 2019
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The first thing that hit me about this year’s Google Next was the scale. Thousands of people wandering around Moscone Centre in San Fran with their name badges proudly displayed really brought home that this is a platform of which its users are proud. I was told by several people that the size of the conference has doubled in...

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Zooming in on maps with sf and ggplot2

April 30, 2019
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Zooming in on maps with sf and ggplot2

When working with geo-spatial data in R, I usually use the sf package for manipulating spatial data as Simple Features … Read More →

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RcppArmadillo 0.9.400.2.0

April 29, 2019
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RcppArmadillo 0.9.400.2.0

A new RcppArmadillo release based on the very recent Armadillo upstream release arrived on CRAN earlier today, and will get to Debian shortly. Armadillo is a powerful and expressive C++ template library for linear algebra aiming towards a good balan...

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Could not Resist

April 29, 2019
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Could not Resist

Also, Practical Data Science with R, 2nd Edition; Zumel, Mount; Manning 2019 is now content complete! It is deep into editing and soon into production!

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