Warrior for Truth
by Amy Haysman
Saturday, 31 December 2011
Category Grounded-General
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Amy Haysman
Amy's yoga practice began in 1995 and soon revealed itself as the answer in her
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Have you ever head the term "The Ground Truth"? Spies say it when they want to know what really went down, no cover-ups and no interpretations. Apparently in life or death spy situations it's important to know the ground truth in order to move forward in the mission. In NASA, the ground truth is part of the calibration process where a person on the ground makes a measurement of the same thing the satellite is trying to measure at the same time. The two answers are then compared to help evaluate how well the satellite instrument is performing.
