Making use of digital signature, the original image is transformed by Hash function and is encrypted by their private key.
借助数字签名的思想，对原始图像进行哈希变换，并用私钥对其加密。
This paper discusses digital library and image from three aspects: image form, image making and processing, image retrieval technology.
本文从图像格式、图像加工与处理和图像检索技术三个方面论述数字图书馆与图像。
Through concrete analysis on the source of image errors, this paper expounds the ways of making geometrical correction for image errors by using digital method.
文章通过对图象误差来源的具体分析，阐述了利用数字方法对图象误差进行几何纠正的方法。
Edge detection is one of the basic pre processing methods in digital image processing and computer vision. It is one of the most important algorithms making the processing going further.
边缘检测是数字图像处理中的基本预处理方法之一，由于利用检测出来的图像边缘可以对图像做进一步的处理，因此它是图像处理中的基础算法。
Edge detection is one of the basic pre processing methods in digital image processing and computer vision. It is one of the most important algorithms making the processing going further.
边缘检测是数字图像处理中的基本预处理方法之一，由于利用检测出来的图像边缘可以对图像做进一步的处理，因此它是图像处理中的基础算法。
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