Practice Ground Control in Photogrammetry - 8.7 | 8. Photogrammetry | Geo Informatics
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8.7 - Ground Control in Photogrammetry

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What are Ground Control Points (GCPs)?

💡 Hint: Think about their role in mapping accuracy.

Question 2

Easy

Why do we need Vertical Control?

💡 Hint: Consider what vertical measurements are used in.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is a Ground Control Point?

  • A point with unknown coordinates
  • A reference point with known coordinates
  • A random point in the photo

💡 Hint: Remember their role in accuracy.

Question 2

Is a Total Station used to establish GCPs?

  • True
  • False

💡 Hint: Think about the equipment used for surveying.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design an aerial survey project for a city using GCPs, outlining the methods for GCP establishment and discussing their importance.

💡 Hint: Consider urban layout and how GCPs will facilitate accurate measurements.

Question 2

Analyze the potential consequences if an aerial mapping project omits GCPs.

💡 Hint: Think about the economic and safety aspects involved.

Challenge and get performance evaluation