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2014-05-28 21:50:21 -0600 received badge  Necromancer (source)
2014-05-28 13:54:54 -0600 answered a question Line detectionin opencv C++

use HoughLines instead of HoughLinesP. This will give you the angle of the line and its perpendicular distance from the origin. This way you can simple filter lines according to their angles without any additional calculations.

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