Data Acquisition & Preparation

Vectorisation

‘This entry is a stub. People involved are invited to contact us to help expand and improve the information available.’

  • Tools: GIS software, ArcScan
  • Brief description: A two class raster image can be vectorised using fully automated or semi-automated tools in the ArcGIS ArcScan toolbar.
  • Online: n/a

Flat bed scanning

‘This entry is a stub. People involved are invited to contact us to help expand and improve the information available.’

  • Tools: large flat bed or roller scanners
  • Brief description: When digitising physical maps or plans for use in geographical frameworks, photographic errors (introduced by the natural distortion of the lens) are undesirable. Using flat bed or roller scanners is preferable. Roller scanners can take much larger physical sheets, but are increasingly hard to come by.
  • Online: n/a