• At first, it quantizes the image coefficient vector gotten from DWT with the lattice vector quantization technology, then imbeds the watermark signal into the coefficient.

    该算法先通过格矢量量化技术对经dWT变换后的宿主图像的系数矢量进行格矢量量化,然后将水印信号嵌入到量化后的系数中。

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  • Quantization first arose in the mathematical formulae of Max Planck in 1900 as discussed in the introduction.

    量子化首先在马克斯·普朗克1900年数学公式如上面介绍中讨论那样引发。

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  • First, it presents the selection of color space and an approach of re-quantization.

    首先给出颜色空间的选择和重量化方案;

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  • We first discuss the structure and principle of the CMAC neural network. Using competitive learning, we develop a new adaptive quantization algorithm.

    首先阐述了CMAC神经网络的原理、结构和学习算法,提出了一种新的采用竞争学习原理的非等距自适应量化算法。

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  • First, the theory and basic knowledge of digital Intermediate Frequency receiver and the Genetic Algorithms principle for optimizing the quantization coefficient of the digital filter are expatiated.

    首先,对数字中频接收机理论基础进行叙述。并讲述了用于优化数字滤波器系数的遗传算法原理和算法。

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  • First, the theory and basic knowledge of digital Intermediate Frequency receiver and the Genetic Algorithms principle for optimizing the quantization coefficient of the digital filter are expatiated.

    首先,对数字中频接收机理论基础进行叙述。并讲述了用于优化数字滤波器系数的遗传算法原理和算法。

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