4.26. Graphical Radial Triangulation

Try these first

1. 1.

   What are Ground Control Points (GCPs)?

   Hint

   They are crucial in triangulation.

2. 2.

   Name a tool used in graphical radial triangulation.

   Hint

   It's used for viewing photographs.

3. 3.

   What is a primary purpose of Ground Control Points?

   • To mark photographs
   • To georeference photographs
   • To draw radials

   Hint

   Think about their role in mapping.

4. 4.

   True or False: Lateral Control Points are equally important as Minor Control Points.

   • True
   • False

   Hint

   They serve key functions in connecting photographs.

5. 5.

   You are given a set of photographs with varying elevations and must determine what adjustments are necessary to bring them to a uniform scale.

   Hint

   Start with the lowest photo and work your way up.

6. 6.

   Explain how you would ensure accuracy across photographs when some images have been taken at different altitudes.

   Hint

   Consider techniques for aligning different heights!