Self test remote sensing
11 important questions on Self test remote sensing
In what part of the EM-spectrumm do we use the therm spectral signature?
What ways of deriving the reflectance from measurement can you describe?
- Measure the reflected radiance relative to some known reference
- Apply an atmospheric correction model
What are the main soil properties determining the spectral reflectance?
- Mineral composition
- Humus content
- Higher grades + faster learning
- Never study anything twice
- 100% sure, 100% understanding
What are the main leaf properties determining the spectral reflectance?
- Water content
- air-cell wall transitions
What are the main canopy protperties determining the spectral reflectancE?
- Cover
- Leaf angle distribution
Explain why the spectral reflectance of bare soil and the one of green vegetation is so different?
Why does healthy vegetation look green for the human eye?
What plant or canopy properties can we use best for discriminating plant species?
What are the major factors that cause the spectral reflectance of a certain object to show variation?
- Geographic location
- Cultivation practices
- Influence of stress
- Solar zenith angle
- Wind
What is the use of looking at the temporal signature of crops?
- Monitoring the development of crops
Why do you measure ground reflectance?
The question on the page originate from the summary of the following study material:
- A unique study and practice tool
- Never study anything twice again
- Get the grades you hope for
- 100% sure, 100% understanding