同时，在借鉴国内外研究成果的基础上，探讨了攻击路径的自动生成算法以及对攻击图相关的算法之间的优缺点进行了比较。

It has profited from the domestic and foreign research results, in this foundation, it discussed automatic production of attack path, as well as attack graph algorithm comparison.

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在分析与研究现有聚类算法的基础上，提出了一种基于密度和自适应密度可达的改进算法。

On the basis of analysis and research of traditional clustering algorithms, a clustering algorithm based on density and adaptive density-reachable is presented in this paper.

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在深入研究图像像素灰度差分的基础上，提出了一种新颖有效的自适应信息隐藏算法。

Based on the detailed study of image pixel-value differencing, a novel and efficient adaptive information hiding algorithm was proposed.

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