CTDB Format: Features

• Physical Features

  • Stored in patch structures
    • Patches are generally 500x500m squares
      • Patch size can vary based on post spacing
      • 4 or 5 posts per patch
    • Generally used for intervisibility and impedance of movement
    • Certain features used for route-planning

• Abstract Features

  • Stored in quad tree structure
  • Used for some route-planning and general information

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