该方法先将印鉴图像分成若干个区域环，提取反映印鉴本质特征的参数形成局部和全局特征。

Firstly, the seal imprint is divided into some rings, and the local and global intrinsic features are extracted.

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该方法先将印鉴图像分成若干个区域环，提取反映印鉴本质特征的参数形成局部和全局特征。

Firstly, the seal imprint is divided into some rings, and the local and global intrinsic features are extracted.

youdao