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基于组合欧拉向量与边缘方向直方图的图像检索方法

, PP. 450-455

Keywords: 边缘图像,组合欧拉向量,边缘方向直方图,图像检索

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Abstract:

在图像数据库中,如何有效检索和查询图像是一个重要的研究内容。文中提出一种结合组合欧拉向量与边缘方向直方图(EOH)的图像检索方法。首先,从边缘图像中提取组合欧拉向量特征进行图像检索(EEXO算法),其次,为更好地区分不同形状但欧拉特征相近的图像,将EEXO算法与EOH算法相结合提出EEXOEOH图像检索算法。实验结果表明,EEXOEOH算法与其它4种算法相比,具有较好的检索效率。

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