Method for Character Domain Extraction from Image Using Wavelet Transform

被引:0
|
作者
Taniguchi, Taiki [1 ]
Yoshitomi, Yasunari [2 ]
机构
[1] ZENSHO HOLDINGS Co Ltd, Minato Ku, 2-18-1 Konan, Tokyo 1080075, Japan
[2] Kyoto Prefectural Univ, Grad Sch Life & Environm Sci, Sakyo Ku, 1-5 Nakaragi Cho, Kyoto 6068522, Japan
关键词
Internet; Private information; URL of illegal Web; Character domain extraction; Wavelet Transform; Image processing;
D O I
暂无
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
The number of images having private information and/or URL of illegal Web site has been increasing in the cyber space on the Internet. These images might cause infringement of human right and/or crime. In the present study, a method for extracting the region(s) having characters on an image has been developed using the discrete wavelet transform and the empirical knowledge that a character has strong vertical and/or horizontal element(s). The experimental results show the usefulness of the proposed method.
引用
收藏
页码:302 / 305
页数:4
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