Practice - Contrast Stretching
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is contrast stretching?
💡 Hint: Think about how contrast adjusts what we see.
Name one method of contrast stretching.
💡 Hint: Consider how the adjustments might vary.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does contrast stretching primarily improve in satellite images?
💡 Hint: Think about what the technique aims to achieve.
True or False: Linear contrast stretching applies uniform changes across all pixel values.
💡 Hint: Consider how the process operates stepwise.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a satellite image with pixel values ranging from 40 to 180, apply linear contrast stretching to find the new values that range from 0 to 255.
💡 Hint: Remember to find proportional adjustments for each pixel.
Discuss how using histogram equalization on an image with an uneven pixel distribution might improve the visual output. Intend to include some benefits or challenges.
💡 Hint: Contemplate various levels of brightness and how they interact.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.