Articles by Tony Hirst

Oh How I Have Failed Thee, Jupyter Notebooks…

October 2, 2017 | Tony Hirst

Although I first came across Jupyter – then IPython – notebooks in October 2012 (I think…), it took me another six months or so before I started playing them and pitched them for the then nascent TM351 course. We decided to explore the notebooks when the course/module team first met around about ... [Read more...]

HexJSON HTMLWidget for R, Part 3

June 30, 2017 | Tony Hirst

In HexJSON HTMLWidget for R, Part 1 I described a basic HTMLwidget for rendering hexJSON maps using d3-hexJSON, and HexJSON HTMLWidget for R, Part 2 described updates for supporting colour. Having booked off today for emergency family cover that turned out not to be required, I had another stab at the ...
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HexJSON HTMLWidget for R, Part 2

June 29, 2017 | Tony Hirst

In my previous post – HexJSON HTMLWidget for R, Part 1 – I described a first attempt at an HTMLwidget for displaying hexJSON maps using d3-hexJSON. I had another play today and added a few extra features, including the ability to: add a grid (as demonstrated in the original d3-hexJSON examples), ...
[Read more...]

HexJSON HTMLWidget for R, Part 1

June 28, 2017 | Tony Hirst

In advance of the recent UK general election, ODI Leeds published an interactive hexmap of constituencies to provide a navigation surface over various datasets relating to Westminster constituencies: As well as the interactive front end, ODI Leeds published a simple JSON format for sharing the hex data – hexjson that allows ...
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From Points to (Messy) Lines

May 8, 2017 | Tony Hirst

A week or so ago, I came up with a new chart type – race concordance charts – for looking at a motor circuit race from the on-track perspective of a particular driver. Here are a couple of examples from the 2017 F1 Grand Prix: The gap is the time to the car ...
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Figure Aesthetics or Overlays?

May 2, 2017 | Tony Hirst

Tinkering with a new chart type over the weekend, I spotted something rather odd in in my F1 track history charts – what look to be outliers in the form of cars that hadn’t been lapped on that lap appearing behind the lap leader of the next lap, on track. ...
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Track Concordance Charts

May 1, 2017 | Tony Hirst

Since getting started with generating templated R reports a few weeks ago, I’ve started spending the odd few minutes every race weekend around looking at ways of automating the generation of F1 qualifying and race reports. Im yesterday’s race, some of the commentary focussed on whether MAS had ...
[Read more...]

Experimenting With Sankey Diagrams in R and Python

March 17, 2017 | Tony Hirst

A couple of days ago, I spotted a post by Oli Hawkins on Visualising migration between the countries of the UK which linked to a Sankey diagram demo of Internal migration flows in the UK. One of the things that interests me about the Jupyter and RStudio centred reproducible research ...
[Read more...]

Reporting in a Repeatable, Parameterised, Transparent Way

February 23, 2017 | Tony Hirst

Earlier this week, I spent a day chatting to folk from the House of Commons Library as a part of a bit of temporary day-a-week-or-so bit of work I’m doing with the Parliamentary Digital Service. During one of the conversations on matters loosely geodata-related with Carl Baker, Carl mentioned ...
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DH Box – Digital Humanities Virtual Workbench

May 26, 2016 | Tony Hirst

As well as offering digital application shelves, should libraries offer, or act as instituional sponsors of, digital workbenches? I’ve previously blogged about things like SageMathCloud, and application based learning environment, and the IBM Data Scientist Workbench, and today came across another example: DHBox, CUNY’s digital humanities lab in ...
[Read more...]
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