And it USES the texture, frequency and direction of image to choose the embedding position and intensity according to human visual properties.

根据人类的视觉特性，由图像的纹理、频率、方向特征自适应地确定嵌入位置与强度。

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And it USES the texture, frequency and direction of image to choose the embedding position and intensity according to human visual properties.

根据人类的视觉特性，由图像的纹理、频率、方向特征自适应地确定嵌入位置与强度。

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