知覺常性指數 的英文怎麼說

中文拼音 [zhījiàochángxìngzhǐshǔ]
知覺常性指數 英文
index of perceptual constancy
  • : Ⅰ動詞1 (知道) know; realize; be aware of 2 (使知道) inform; notify; tell 3 (舊指主管) admin...
  • : 覺名詞(睡眠) sleep
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 知覺 : 1. (感覺) consciousness; esthesia; aesthesia 2. [心] (感性認識) perception; ken
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. In the third part, the essences of steganography and disadvanges of common visual perception evaluation, such as psnr and wpsnr are studied. based on analysis local error that is introduced by embedding information, combining hvs, three objective perception evaluation method for steganography performance are proposed, which are based on human visual systems and local statistic error distribution respectively. in the steganalysis part, a steganography security statistic attack model and methods for some steganography methods are presented

    在信息隱藏的能評價方面,研究了用的峰值信噪比,加權峰值信噪比等前人提出的感能評價準則,出針對信息隱藏的能評價不能單純從視出發,提出從信息隱藏的據特和感出發,結合局部特來考察失真誤差的變化的思想,並據此提出基於局部區域誤差統計分佈和視掩模方法評價信息隱藏能的方法。
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