watermark detection

常見例句

雙語例句

• Employing mean filtering process, the algorithm doesnt require the use of original signal for watermark detection.
  利用均值濾波處理，算法在水印的檢測過程中不需要使用原始信號(hào)。
• Watermark detection is implemented by comparing the new difference of mean values of watermarked image blocks with the threshold values.
  在水印提取時(shí)，計(jì)算分塊的新的均差值并與所設(shè)門限進(jìn)行比較，從而檢測嵌入的原始水印值。
• However, in many applications it needs an asymmetric scheme , where a private key is used for watermark embedding, and a public key is used for watermark detection.
  而許多實(shí)際的應(yīng)用都要求非對(duì)稱的數(shù)字水印方案，即水印嵌入時(shí)使用私人密鑰，水印檢測時(shí)只需要一個(gè)公開密鑰。
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