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采用自相关和协方差函数在光照—欧氏变化条件下识别彩色纹理

Keywords: 彩色纹理纹理识别彩色自相关函数欧氏变换不变因子Zernike矩协方差函数图象处理

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Abstract:

采用完整的Zemike矩自相关函数集合提取彩色纹理的空间结构信息,该函数集合生成基于自相关矩的矩阵,并在此基础上获得彩色纹理的光照不变因子,对于不同的光照变化,所获矩阵间存在着线性变化关系,600幅不同光照和旋转条件下的彩色纹理图像将先前提出的彩色协方差函数与循环和非循环自相关函数进行比较,该方法在计算效率和识别准确奏方面表现出优越性。

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