What is metadata and why is it important to document GIS data? Metadata is an important, but unfortunately oft overlooked component of GIS data. Metadata is ‘data about the data’ and it’s vital to understanding to source, currency, scale, and appropriateness of using GIS 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 […]
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 […]
Dutch developers created a stir with their web site “Please Rob Me” that uses information gleaned from the popular online game Foursquare to determine when people aren’t home and to post that information. Foursquare is a game that has users check-in online with their mobile phones to locations they are […]