Describe the two modes in which SPOT's HRV capture data. Describe the difference in scanning between the Landsat satellites and SPOT satellites. Describe the basic principles of synthetic aperture radar. In our discussion on resampling, three different schemes were presented. Identify and describe the difference between two of them.
Bit errors are a random noise problem in digital data.
Describe how one corrects for these errors. Use a sketch along with your written response. Explain how the histogram is used in destriping. Identify and describe two of the advantages of multispectral scanner data over photography. Explain your answer.