Post on 14-Apr-2017
transcript
Original Image
Local Min & Local Max
Local Max – Local Min > X
Pixel > Local Median
Detect +/- Transitions via Convolution
● Repeat for opposite transition & logical OR
Result of OR
Median Filter to close holes
Final Steps
● Repeat in orthogonal direction
● Find Indexes by fitting to line and geeting intercept
● Auto number row & columns in space
● Find points by bitwise AND
● Feed into existing algorithm to calculate perspective distortion & lens distortion.
Result