基于DCT和NN的数字水印技术的研究
本文讨论一种基于神经网络(Neural Network, NN)的自适应数字图像水印算法。首先利用神经网络模拟人类视觉特性来确定水印的嵌入强度--JND(Just Noticeable Dif...
Noticeable技术资料
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A cylindrical wave expansion method is developed to obtain the scattering field for an ideal two-di
A cylindrical wave expansion method is developed to obtain the scattering field for an ideal two-dimensional cylindrical invisibility cloak. A near-i...
计算FR4上的差分阻抗(PDF)
Calculation of the Differential Impedance of Tracks on FR4 substrates There is a discrepancy between calculated and measured values of impedance for d...
计算FR4上的差分阻抗(PDF)
Calculation of the Differential Impedance of Tracks on FR4 substrates There is a discrepancy between calculated and measured values of impedance for d...
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