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Category Archives: Graph Data Model
Toward a Connected Humanities
Zephyr Frank and Erik Steiner were kind enough to give me a chance to discuss networks in humanities scholarship for the Visualizing Evidence course here at Stanford. Here’s the talk.
Posted in Algorithmic Literacy, Graph Data Model, Visualization
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Good Data, Bad Data
One of the projects I’m supporting this year is an analysis of neighborhood similarity of cities in the United States. The similarity measure is based off a set of attributes and can be represented as a matrix, which can then … Continue reading
Posted in Graph Data Model, Spatial Humanities, Visualization
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Accessing Data
The Chronicle of Higher Education has posted an interactive network diagram of institutions. The data is based on the reports given to the Department of Education indicating a list of peer institutions for each university. It’s an interesting little exploration … Continue reading
Posted in Algorithmic Literacy, Graph Data Model, Natural Law, Visualization
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A few networks
Documents–in this case aggregated based on city–connected to topics based on the strength of representation of that topic in that document (or in this case, meta-document, since its a collection of documents tagged with a city name). The above image … Continue reading
Posted in Graph Data Model, Visualization
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Dynamic Distance Cartogram in D3
One of the features of ORBIS that I’ll be demonstrating next Wednesday is this dynamic distance cartogram, which is on Github as a gist and can be seen using bl.ocks here. It’s been written in D3 and uses a few … Continue reading
Posted in Algorithmic Literacy, Graph Data Model, HGIS, Spatial Humanities, Visualization
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A Visual Representation of Stress
It would be useful for network representation to embed within the representation of edges some visual cue as to whether the edges are longer or shorter based on strength of connection as opposed to other reasons (strength of repulsion, manual … Continue reading
Posted in Graph Data Model, Visualization
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Parallel Edges in pgRouting
If, like me, you neglected to check and see if pgRouting (the pathfinding library for PostGIS) handles parallel edges in its default shortest path query, then you’ve likely found out that it doesn’t. You can tell that something is wrong … Continue reading
Posted in Algorithmic Literacy, Graph Data Model, Spatial Humanities
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Network Visualization Gallery
I’d forgotten just how fun Gephi is. A few exploratory examples below.
Posted in Graph Data Model, Visualization
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The Value of Network Visualization
I’ve grown quite familiar with the argument that network visualization, especially the kind of large-scale network visualization that can be popped out almost like an assembly-line product, is pretty but uninstructive. Like anyone who plays with visual representation of data, … Continue reading
Posted in Graph Data Model, Visualization
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TVTropes Pt 1: The Weird Geometry of the Internet
Part 2: Trope (but not Troper) Communities Part 3: If you liked Dwarf Fortress, you’ll love Twilight: Breaking Dawn Example of Thematic Relationships HP Lovecraft popularized a certain type of malevolent force, something so massive and powerful and unconcerned and … Continue reading