最大圖象頻率 的英文怎麼說
中文拼音 [zuìdàtúxiàngbīnlǜ]
最大圖象頻率
英文
maximum picture frequency- 最 : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
- 頻 : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
- 率 : 率名詞(比值) rate; ratio; proportion
- 頻率 : frequency; rate
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2 ) evaluation of robustness against noise removal attack. by analyzing the mathematical models of noise removal attack, we deduce some indexes for robustness evaluation defined in frequency domain, power spectrum and locally variances of difference images. 3 ) evaluation of the detectability of lsb information hiding algorithm
考察了密信信號隱藏后差值圖象的頻域特性、功率譜特性和局部方差分佈特性,建立了頻域特性與線性濾波攻擊效率、功率譜特性與維納濾波攻擊效率、局部方差分佈特性與最大后驗估計攻擊效率之間的關系。
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