color his togram

• 颜色直方图

color his togram的用法和样例：

例句

1. The color histogram based on image retrieval method is simple and efficient, however, it has completely lost the information of color spatial distribution.
   摘要针对传统颜色直方图完全丢失颜色的空间分布信息的缺点，提出了基于二维直方图信息熵的图像检索方法。