Polar Plots and Circular Statistics in ArcGIS

Direction can be difficult to analyze statistically because of its circular nature. The difference between 1 degree and 360 degrees is the same as the difference between 1 degree and 2 degrees, making it difficult to plug into a typical statistical model. There are issues we often face with directional data while describing and analyzing it. Currently in …

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Sustainable Land Imaging Users Forum meeting on Dec. 4th

On December 4, the U.S. Geological Survey (USGS) and NASA will host an event in which leadership from both agencies will provide details about how user needs will be assessed to help inform NASA’s Sustainable Land Imaging Program. User requirements are a critical source of information used as input to help inform the design and …

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Mapping a Mission to Mars: GIS Aids in Planning the Terrestrial Phase of Mars Science Laboratory Mission

Mission planners at the National Aeronautics and Space Administration (NASA) and Jet Propulsion Laboratory (JPL) hugged, hollered, and high-fived when the most sophisticated scientific instrument in the history of interplanetary exploration gently landed on the desert planet this past August. The Mars Science Laboratory (MSL), a compact car-sized rover designed to roam an ancient impact …

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