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Unread 09-02-2012, 23:40
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AKA: Cory Rypkema
FRC #0706
Team Role: Alumni
 
Join Date: Jan 2010
Rookie Year: 2010
Location: Worcester MA
Posts: 216
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Re: Depth Perception

We had some problems using the camera for distance using just straight math after detection and filtering. However we switched gears and take the fuzzy logic route by creating a graph of distance and values calculated from points to come up with a curve. The curve made things super accurate and precise (due to what ever error exsisted at that distance, ie the algorithm finding the outside of the square or such). Im not sure exactly what was going on that caused those issues but now we have 2 inch accuracy at 54 feet.
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WPI Class of '17
'12 Dean's List Finalist, Mentor of 706 - Cyberhawks