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nasa t1_ivkwpk6 wrote

Reply to comment by Zaartan in AskScience AMA Series: We're NASA experts working on SWOT - an upcoming mission that will observe nearly all water on Earth's surface. Ask us anything! by AskScienceModerator

The KaRIn radar instrument operates at the Ka-band frequency: so the signal that bounces back from the ocean, rivers, and lakes is much stronger than the signal that's reflected from land.

Using image processing techniques, the SWOT team is developing algorithms that will be able to differentiate between different surface types. (EP)

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