Mathematical Problems in Engineering

Research Article

A Fast and Effective Image Preprocessing Method for Hot Round Steel Surface

Table 1

Parameters of starting position of left (right) and top (bottom) edge of column and row projection.
Diameter (mm)1415161718192021222324252627
GrayScaleX230220220200200200200200200200200200170170
GrayScaleY2525252525252525252525252525