PDF(947 KB)
Rotate Invariant Vector Extraction of Pressed Protuberant Characters on Metal Label and PCA Based Recognition
SONG Huai-Bo, LU Chang-Hou, LI Jian-Mei, LU Guo-Liang
PDF(947 KB)
Rotate Invariant Vector Extraction of Pressed Protuberant Characters on Metal Label and PCA Based Recognition
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