After the introduction of the color-based image retrieval technology characteristics of the preparatory knowledge and key technologies, the papers focus on the color histogram and a gray-scale images used to retrieve the gray histogram algorithm.
在介绍了基于颜色特征的图象检索技术的预备知识和关键技术后,论文重点研究了颜色直方图和一种用于对灰度图象进行检索的灰度直方图算法。
参考来源 - 基于颜色特征的彩色图象检索方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
We use two different image segmentation methods, histogram algorithm and match algorithm, to implement image segmentation and compare the advantage and disadvantage of two methods.
用两种不同的图像分割方法(直方图阈值法和匹配法)实现图像分割，并且对两种方法的优缺点做了比较。
A modified algorithm of histogram equalization to gray image manipulation was discussed and actualized by analyzing principia and deficiency of the traditional algorithm of gray image.
分析了传统灰度图像直方图均衡化算法的不足，讨论并实现了一种改进的直方图均衡化图像增强算法。
The algorithm is initialized by a statistical histogram based on FCM algorithm, which can speed up the convergence of the algorithm.
算法中使用基于统计直方图的快速FCM算法进行初始化，收敛速度大大提高。
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