August 2014 - GIS Geography

Data Driven Pages Mapbooks in ArcGIS

Create thousands of maps instantly with data driven pages in ArcGIS. Learn more about adding dynamic text, zooming to extents and exporting PDF mapbooks

10 Free GIS Data Sources: Best Global Raster and Vector Datasets [2020]

Turbo-charge your search for free GIS data with this list of 10 free, downloadable global GIS datasets from highly reputable sources – vector and raster.

How to Calculate Mean Absolute Error (MAE) in Excel

This guide shows how Mean Absolute Error in GIS is used. We give a step-by-step instructions how to calculate MAE in Excel and a quick formula to use.