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Lesson Navigation IconPrimary sources and methods

Unit Navigation IconDigital Sources

Unit Navigation IconRemote Sensing

LO Navigation IconEssential steps in Remote Sensing

LO Navigation IconExercises

Unit Navigation IconField Data Acquisition

Unit Navigation IconField Survey Techniques

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Exercises

  1. What is the basic requirement to use an image in GIS?
  2. What is the purpose of spatial filtering?
  3. What is the potential use of the Normalized Difference in Vegetation Index (NDVI)?
  4. What is the purpose and application of Principal Component Analyses?
  5. i.) What is the standard technique of unsupervised clustering?
    ii.) Under what scenario, will you apply unsupervised classification?
  6. How are the training samples selected in supervised classification?
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