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[学位论文] 作者：Peter Adjei Fordjour,
来源：南京邮电学院 南京邮电大学 年份：2004
Telecommunication generally is the number-two expense in most organizations; secondonly to personnel cost. Telephone usage typically account for 75％ of this amou...
[期刊论文] 作者：Peter Adjei Fordjour,王朔中,,
来源：上海大学学报(英文版) 年份：2003
A new technique for embedding visible watermarks into a digital image is described in this paper, which uses statisticalproperties of each pixel and its immedia...
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