RESEARCH ON DIGITAL WATERMARK

SHI Peng-fei, ZHAO Li-chu. RESEARCH ON DIGITAL WATERMARK[J]. INFORMATION AND CONTROL, 2000, 29(1): 40-46.

Citation:

SHI Peng-fei, ZHAO Li-chu. RESEARCH ON DIGITAL WATERMARK[J]. INFORMATION AND CONTROL, 2000, 29(1): 40-46.

Citation:

SHI Peng-fei, ZHAO Li-chu. RESEARCH ON DIGITAL WATERMARK[J]. INFORMATION AND CONTROL, 2000, 29(1): 40-46.

Abstract

A survey of the digital watermark is given in this paper. Current watermark mechanism falls into two catalogs: frequency-based method and spatial-based method, which are discussed in details. Meanwhile, the key technologies involving watermark mechanism are presented and discussed.

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