Blog posts archive

May 2017

An eye to the past: Story Map "Swipe" and "Spyglass"

Story Map "Swipe" and "Spyglass" is an ArcGIS online application that enables users to interact with two web maps or two layers. The Geospatial Centre uses this application to give a visual comparison between historical airphotos and maps with the present.

City of Mississauga digital orthomosaic (2016)

The 2016 Enhanced Compressed Wavelets (ECW) imagery was received from the City of Mississauga. Available through both Scholars GeoPortal and the Geospatial Centre the mosaicked imagery has a ground pixel resolution of 15 cm and total file size of 1.33 GB.