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4 cards from this section. Quick, good the night before a test.
What is contrast stretching?
Think about how you can make dark areas stand out more.
What is the purpose of spatial filtering?
What kinds of filters are used to smooth or sharpen images?
What technique is typically used to improve image contrast?
Which term implies enhancing visibility?
True or False: PCA is used to increase the complexity of data.
Think about what PCA stands for: Principal Component 'Analysis'!
Assume you have satellite imagery showing a mixed urban and forested area. How would you apply band ratioing to differentiate land cover?
Which bands do you think are essential for this application?
You have a noisy satellite image that requires enhancement for better interpretation. Design a workflow that utilizes spatial filtering successfully.
What steps would ensure the clarity of features after filtering?
5 more questions in this section. Enroll free to practise them all.
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