3. Preprocessing

Co-registration — Quiz

Test your understanding of co-registration with 5 practice questions.

Practice Questions

Question 1

Which of the following geometric transformations is commonly used in co-registration to align images, especially when dealing with rotation, scaling, and translation?

Question 2

In the context of co-registration, what is a 'Ground Control Point' (GCP) primarily used for?

Question 3

When co-registering images, if the images have different spatial resolutions, what is a common step taken to ensure pixel-level comparison?

Question 4

Which of the following methods is most suitable for co-registering images with significant geometric distortions and non-linear relationships?

Question 5

What is the primary challenge when performing co-registration on multi-temporal images acquired under different atmospheric conditions?