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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the first step in the SfM workflow?
💡 Hint: Think about what we need before processing the images.
Question 2
Easy
Which algorithms are commonly used for feature detection?
💡 Hint: These algorithms relate to their names like scales and speeds.
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 the primary function of feature detection in the SfM workflow?
- To generate dense point clouds
- To capture images
- To identify and match unique points
💡 Hint: It's about recognizing elements in photos.
Question 2
True or False: Content-rich overlap is essential for accurate 3D reconstruction in SfM.
- True
- False
💡 Hint: Think about what you need to connect dots effectively.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A researcher is using SfM to document a historical site. The area is mostly flat and devoid of distinctive features. What considerations should they keep in mind to enhance their results?
💡 Hint: Think about how to improve imagery in a plain space.
Question 2
Consider two images taken with a 30% overlap for SfM processing. Discuss the potential challenges that may arise in point cloud generation.
💡 Hint: How could a puzzle with fewer pieces look?
Challenge and get performance evaluation