采用系统聚类的方法，选择待估算工程的有效样本类，确定最佳样本数量。

Then, applies the system clustering method to divide the samples into categories and select those which contain the project to be estimate, determines the optimal number of samples.

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首先，采用动态聚类方法，将整个系统分解为几个子系统。

First, the whole system was decomposed into several subsystems by adopting fuzzy k-means cluster.

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以地质综合分析的定性分析结论为基础，采用灰色系统理论中的灰聚类方法建立的剩余油定性描述量化模型，实现了剩余油潜力大小的定量化评价。

Based on the qualitative analysis results of geology and employing grey-clustering analysis method, the quantitatively discriminating pattern of the size of remaining oil potential is founded.

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