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- W3149087920 abstract "This paper presents a new algorithm for collusion mistant mull;hir vidco Watermarking. Vidco frames from the same scene nf thc video sequence arc decomposed into wavelet cocfticicnt frames by tcmporal wavelet transform and the watermark is cmbcdded into thc low-pass temporal frames. Embedding is done in thc DCT domain of thc low-pass temporal wavelet frames by applying the perceptual masking propertics of thc DCT codficienlr. Thc wiltermark dccodcr is a blind statistical decoder. In the decoder, the underlying probability distribution of the mid-frequency DCT coefficients ofthc temporal low-pass wavelet frames is approximated by Cenerdixd guessiun distribution. Thc robustness of the proposed algorithm against differenl video degradations and distortions is evaluatcd and mesenled." @default.
- W3149087920 created "2021-04-13" @default.
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- W3149087920 date "2004-01-01" @default.
- W3149087920 modified "2023-09-27" @default.
- W3149087920 title "A NEW ALGORITHM FOR COLLUSION RESISTANT VIDEO WATERMARKING" @default.
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