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Types of GIS Data Explored: Vector and Raster

May 1, 2017By Caitlin DempseyGIS Data

This article discussions different types of GIS data in both vector and raster formats.

GIS Data

December 7, 2011By Caitlin DempseyGIS Data

This is the launch page for finding information about GIS data: what is geographic data and the different types (vector versus raster), what are errors in GIS data, metadata, and where to find GIS data on the Internet. Introduction to GIS Data Geodatabases Explored – Vector and Raster Data Vector […]

New High Resolution DEM of Antarctica Available for Downloading

250 million measurements have resulted in the release of the highest available resolution digital elevation model (DEM) covering Antarctica.

New Geospatial Forum Launches

Last month, geospatialOnline launched a GIS discussion forum.

Elements of a Map

Maps are the primary tools by which spatial relationships are visualized. Maps therefore become important documents. There are several key elements that should be included each time a map is created in order to aid the viewer in understanding the communications of that map and to document the source of […]

Learn GIS for Free

There are a few online options to learn GIS for free. Take advantage of resources that provide you access to free courses from some of the world’s best universities and institutions.