Abstract:Member of JSCE, Dr. Eng., Sanei Co. Ltd. (3-13-26 Kagamiyama, Higashi-hiroshima, 739-0046 Japan) 3Member of JSCE, Assist. Prof., Hiroshima Inst. of Tech. (2 -1-1 Miyake, Saeei-ku, Hiroshima, 731-5193 Japan) It is a difficult task to automatically extract contour lines from a raster image topographic map and give each contour line its inherent elevation. In this paper, the authors propose an automatic contour line extraction algorithm based on the continuity among the contour lines. All of the paints on a conto… Show more
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