According to the conception of color run-length, a method of feature representation based on run-length matrix for color image was proposed, then two similarity criterions were given.
借助于颜色游程的概念，提出了一种基于游程矩阵的彩色图像特征描述方法，并在此基础上定义了两种图像相似性测度。
A new feature representation, which can depict the color and position information of tongue simultaneously, is proposed to simulate the tongue diagnostic process of Chinese medicine.
本文提出了一种同时包含位置和颜色信息的舌象特征表示方法，实现了中医观点下舌色的自动分类。
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