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Next: 13.3.5.1.2 Vertical Edges Up: 13.3.5.1 Line detection Previous: 13.3.5.1 Line detection

13.3.5.1.1 Horizontal Edges

\begin{displaymath}\left[ \begin{array}{r r r} -1 & -1 & -1 \\ 2 & 2 & 2 \\ -1 & -1 & -1 \\ \end{array} \right] \end{displaymath}


David Blythe
1999-08-06