Category Archives: clocks

City size: Spatial dynamics as temporal flows

Robin Edwards and myself have improved our visualisation of city size and rank over time and this is now published as a featured graphic in Environment and Planning A in their forthcoming material. It is quite hard to represent three variables in a two-dimensional … Continue reading

Posted in city size, clocks, rank size, Scaling | Leave a comment

Geocomputation A Primer

A very nicely produced review of geocomputation in this edited book by Chris Brunsdon and Alex Singleton. It covers many interesting new techniques from agent based models to new visual statistics, from crowdsourcing methods to the newer scripting languages that are … Continue reading

Posted in Agent-Based Models, Big Data, clocks, Complexity, Interactions, Networks, power laws, Scaling | Leave a comment

Visualising Ranks and Size in Space and Time

Alluvial diagrams were first proposed to represent changes in network structure over time. Robin Edwards from CASA has implemented the tool and has several examples from social and political arrays which he shows in his blog GeoTheory. Rosvall and Bergstrom’s popularisation of … Continue reading

Posted in city size, clocks, Complexity, Flows, rank size, Scaling, Uncategorized | Leave a comment