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 ______     _____    _____       ___              
|      \\  |  ___|| |  __ \\    / _ \\      ___   
|  --  //  | ||__   | |  \ ||  / //\ \\    /   || 
|  --  \\  | ||__   | |__/ || |  ___  ||  | [] || 
|______//  |_____|| |_____//  |_||  |_||   \__ || 
`------`   `-----`   -----`   `-`   `-`     -|_|| 
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Text this: Kalman filtering for navigation application