This paper proposes a modified fuzzy C-means (MFCM) clustering algorithm to cluster all images before retrieval.

论文采用了一种基于改进的模糊C均值算法来聚类图像。

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The improved fuzzy C-means clustering algorithm has better robustness and makes the cluster results insensitive to the predefined cluster number.

改进后的模糊C-均值聚类算法具有更好的鲁棒性，且放松了隶属度条件，使得最终聚类结果对预先确定的聚类数目不敏感。

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