• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

Digitizing or digitization is a process that represents an object, image, or document by a discrete set of points, lines, polygons, or raster images. The result is called a digital representation or a digital image of the object represented. In geographic information systems (GIS), digitizing is often the process of converting features on paper or an analog map into digital format. To digitize a map, a GIS practitioner will often use a digitizing tablet (also known as a digitizer) connected to a computer to trace over the features of interest or a scanning device that creates a digital image that is later manipulated in the GIS software.

When using a digitizing tablet, the x, y coordinates of the features are automatically recorded and stored as spatial ...

    • Loading...
    locked icon

    Sign in to access this content

    Get a 30 day FREE TRIAL

    • Watch videos from a variety of sources bringing classroom topics to life
    • Read modern, diverse business cases
    • Explore hundreds of books and reference titles