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What is the fundamental principle of photogrammetry?

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in Engineering Metrology by (829k points)
What is the fundamental principle of photogrammetry?

(a) Interference

(b) Resection principle

(c) Triangulation

(d) Intersection principle

The question was asked during an online exam.

This intriguing question comes from Photogrammetry topic in portion Machine Vision Systems of Engineering Metrology

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Best answer
Correct choice is (c) Triangulation

To explain I would say: Photogrammetry is a 3-D coordinate measuring technique that uses photographs as the fundamental medium for metrology. The fundamental principle used by this technique is triangulation or Aerial Triangulation.

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