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一种基于颜色特征的图像检索方法

DOI: 10.11834/jig.2006012309

Keywords: 基于内容的图像检索,颜色特征,聚类,矩特征

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Abstract:

提出了一种新的基于颜色自组织聚类的图像检索算法。该算法根据颜色在图像中的分布信息,通过对像素点的加权处理确定最佳的颜色初始聚类数目,将经过加权处理的像素点进行聚类,得到图像主要颜色的统计特征,同时,在分析了主要颜色在图像中的散布情况后,利用主色的矩特征来描述各个主色在图像中的空间分布特征,结合颜色的统计特征与空间分布特征来描述图像的内容,保证了图像在局部和整体上的一致性,实验结果证明,该算法的检索精度明显要高于传统的仅基于颜色统计特征的检索精度。

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