| http://www.w3.org/ns/prov#value | - That is, the value of the coefficient to be embedded with watermark is (00000001)b, and in case that the value of the watermark to be embedded is zero, instead of making the coefficient (00000001)b to be zero, it is made to be (00000010)b instead. [0227] The present invention especially illustrated and described in reference to the above embodiments.
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