All blog posts
<-View categories
New Releases: Help Us Test the New GeoTrellis 0.8 Release Candidate!
The GeoTrellis team has been hard at work for the past few months, adding new geographic analysis operations and otherwise improving the performance of our open-source toolkit for high-performance geoprocessing.
Applying Map Algebra – Part 1
Over a series of blog posts, we will take a look at map algebra functions (that are currently or will be soon incorporated into GeoTrellis) by creating a site suitability model using wildlife habitat preferences.
Follow Up to Determining if a Spherical Polygon Contains a Pole
In this post we provide an update to our previous blog about poles in spherical polygons. Here, we investigate whether the previous algorithm can handle a polygon with a point directly on the pole.
Learn Early, Learn Often — Early Learning Resources in Chicago
In this blog, we recap early learning resources in Chigaco in relation to our launch of the Chicago Early Learning portal.
Determining if a Spherical Polygon Contains a Pole
In this blog, we outline how to determine if a spherical polygon contains a pole.
Loosely Coupled, Reusable UI Components in Backbone.js
We discuss some Backbone and JavaScript techniques that might make it possible to build reusable interface libraries to use with custom Backbone.js apps.
Launch of MetroPulse Jobs for Chicago Metropolitan Agency for Planning
In this blog, we detail some of our work with the Chicago Metropolitan Agency for Planning (CMAP), specifically regarding their MetroPulse Jobs web portal.
DistrictBuilder Wins ‘Data Used for Social Impact’ Award at Strata Data Innovation Awards 2012
DistrictBuilder, open source software for collaborative redistricting, won the ‘Data Used for Social Impact’ award today at the Strata Data Innovation Awards.
Study on Compactness of Redistricted U.S. Congressional Districts Released
White paper documents least compact U.S. Congressional districts, and examines possible correlations of the composition of election commissions to average district compactness scores.