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分割彩色纹理图像的多通道统计地形特征方法

, PP. 782-787

Keywords: 纹理分析,图像分割,统计地形特征,Mahalanobis距离

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Abstract:

纹理分析是计算机视觉与模式识别领域的一个重点和难点问题.本文提出一种分割彩色纹理图像的多通道统计地形特征方法.该算法将彩色图像映射至HSI色彩空间,并通过等角映射方法转化为若干幅伪灰度图像.将待分纹理区域构造成三维空间中的地形,用一系列可变水平面簇切割该地形曲面后,通过多类统计量提取切割所得两类实体的几何信息用以描述纹理,并使用基于Mahalanobis距离的监督似然估计方法分割给定的纹理图像区域.通过VisTex纹理测试集、合成纹理图像以及卫星地面遥感图像的分割对比实验,证实本文方法具备良好的性能.

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