geomantic

Perspectives on place, space, and location

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Entries from July 2009

Data Quality & Open Street Map

July 15th, 2009 · No Comments · FOSS4G, Geographic, OpenSource

Last week, I blogged about Open Street Map over on my company’s blog, The Viewshed about Open Street Map and touched briefly on the subject of data quality. I cited the study by Muki Haklay that compares (favorably) the quality of data found in OSM with Ordnance Survey data. More on the subject of OSM [...]

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Map rendering using stylesheets: Cartagen

July 13th, 2009 · No Comments · Geographic

Recently released by members of the MIT Media Lab in Cambridge, MA comes this code that uses Geographic Style Sheets (GSS) to drive the map rendering process for web maps in native HTML 5. What this means, according to the developers, is that individuals can style their own maps enabling them to create and communicate [...]

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The Vanishing Flora of Washington and Vicinity

July 7th, 2009 · No Comments · Geographic, geology, horticulture, mapping, Washington

Just released by the City of Alexandria (VA) Department of Recreation, Parks and Cultural Activities’ Horticulture and Natural Resources Section is this survey (.pdf) of the native plants of Alexandria. The survey was conducted from 2002 to 2007 and yielded a total of 810 native species (including infra-specific taxa and hybrids) representing 374 genera and [...]

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Four Short Links

July 6th, 2009 · No Comments · Geographic, Home, mapping, OpenSource

1. Ostensibly devoted to Flash Flex and other Rich Internet Applications (RIA) is the Flexmappers blog. 2. The Transport Politic focused on rail transport and other alternatives to automotive transport. 3. Related to Transport Politic is Streetsblog.net which aggregates some of the nation’s best bloggers on sustainable transport to carry out a discussion place and [...]

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