Author: Darragh
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The importance of exploratory data analysis: Exploring the first B2VB challenge
I kicked off the year participating in a brand-new data visualisation curated by Eric Balash. It’s called ‘Back to Viz Basics’, also known by its hashtag #B2VB. It’s a fortnightly challenge where the data visualisation community – both new and old – come together to practice some core charting skills. You can read about the initiative…
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A Cost of Insecurity – Comparing Spending on Military Capability v the Human Development Index
One great thing about the company I work for is that they continually encourage us to develop our skills via monthly data visualisation challenges. The latest challenge was themed on ‘scatter plots’ and it was definitely one I wished to be a part of – I love scatter plots! Harking back to my postgraduate studies…
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Fun with sets: Highlighting/filtering data using a shared attribute of a selected value in Tableau
Have you ever wanted to be able to filter or highlight records in a Tableau visualisation that share a common attribute? For example, say you had a visualisation and a filter that listed animals. You select ‘kangaroo’, and the visualisation would filter for ‘kangaroo’ and all other marsupials – animals that share the same infraclass…
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The Land is a Map: On being awarded Viz of the Day
Last week I was fortunate enough to be awarded my first ever ‘Viz of the Day’ (or VOTD). The more expansive (and I think better version) of the visualisation can be found on my Tableau Public profile. If you don’t have a clue about what I’m talking about, Tableau – the purveyor of fine data…
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An updated Australian international education snapshot dashboard
I finally got around to updating my Australian international education snapshot dashboard. The original one, while I think was somewhat novel at the time, suffered from a fair few design flaws. Also, it didn’t render very well on Tableau Public. Since I originally did that viz, I’ve come quite some way in my Tableau abilities.…
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Nominated for a 2020 Vizzie Award
I choose a poor week to go on holidays and my time off coincided with the annual Tableau conference which this year was held virtually. I didn’t bring any technology with me during my holiday and thus found it difficult to tune in to what looked like a great series of talks and presentations. On…