Jon Reades

Author's details

Name: Jon Reades
Date registered: March 21, 2011

Latest posts

  1. Plotting and iGraph on Lion and Mountain Lion — August 30, 2012
  2. Pulse of the City (reboot) — May 8, 2012
  3. A Week in the Life of London’s Public Transit System — May 3, 2012
  4. Satellite Meeting at ECCS 2012: Complexity in Spatial Dynamics — February 2, 2012
  5. Open Data & Visualisation — January 25, 2012

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Author's posts listings

Plotting and iGraph on Lion and Mountain Lion

After giving up on Gephi (again, I really should learn), I decided it was time to get to grips with Python and iGraph since I really need to produce multiple iterations of a graph. The matmos at CASA have, of …

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Pulse of the City (reboot)

As I get to better grips with the full richness of the Oyster data set and the complexity of the TfL network it’s gradually getting easier to build better visualisations. One of the ones that I’ve wanted to revisit for …

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A Week in the Life of London’s Public Transit System

I’ve been meaning to post this for ages but have had a great deal on my plate (more posts and visualisations to follow in the next week I hope) so this has kept slipping, together with the six or seven …

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Satellite Meeting at ECCS 2012: Complexity in Spatial Dynamics

Satellite Meeting: Complexity in Spatial Dynamics (COSMIC) Location: Brussels, 5th of September 2012 Organizers: Peter Nijkamp, Michael Batty, Stewart Fotheringham, and Emmanouil Tranos Background New bottom up, digital data collected for entire populations, has started being utilised in urban science …

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Open Data & Visualisation

  In one of the more unusual invitations that I’ve received over the past few years, I was asked to speak about visualisation and open data at Transport Ticketing 2012, currently happening down in South Ken. Interestingly, in spite of …

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MapThing v1.0 Processing Library

Geographically projected data in Processing

One of the objectives of the COSMIC project is to “extend our current techniques of visualising complex spatial systems… [to]¬†enable a wide range of stakeholders to be involved both in understanding such complexity and using it in policy analysis.” Normally, …

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Pulse of the City

Screen shot from Heart Beat movie

I’ve been working with the TfL data over the past few weeks to better understand the geographical distribution of journeys and how this affects the load on individual segments across the transport network. In other words, we all know that …

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Tech City ‘More than Doubled in Size’

Rough outline of Silicon Roundabout area

Perhaps it’s careless wording by the Wall Street Journal, but Eric Van der Kleij appears to be claiming that: The number of start ups in the U.K.’s Tech City has more than doubled since the government-led initiative was launched last …

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Social Networks & Access to Opportunity

In my work on social networks, one thing that has been of particular interest to me is the way that social network structure seems to be correlated with access to opportunity — both for individuals, and (though I think this …

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London’s Rail System as a Network

As many of you know, for quite some time I’ve been wrestling with a massive data set from TfL — I make it that I have 120 million trip segments across 88 million identifiable journeys in the course of just …

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