Digital Watermarking of Text Documents
Hua Huang · Zhongwen xinxi xuebao · 2001
Presently the researches and literatures on the technology of watermarking are mainly focused on the protection of still images and video documents.But few researchers'interests are in the watermarking of text document.In China,there is even no literature on this area.But in fact,some text documents are more necessary to be protected than images and video documents.And protecting digital text documents is very important for the work of government and electronic business in the era of Internet.In this paper we mainly introducethe base idea and present research actuality about watermarking for text documents.This paper shows some methods for embedding and detecting watermark.Then the research direction and possible prospect of the digital watermarking for Chinese text documents are analyzed.