根据汉字的投影直方图（Projection Histogram），选取浮动阈值，进行量化处理后，形成一个变长链码，再用动态规划法，求出与标准模式链码的最小距离，实现细分类，完成汉字省名...
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histogram projection 直方图映射
histogram back-projection 直方图后向投影
Improved histogram back-projection 改进直方图映射算法
On human body moving object detection, the top of the moving object is located by vertical projection histogram, and the head and shoulder is located according to top position.
人体运动目标检测方面，利用纵向投影直方图确定运动目标的顶部位置，根据顶部位置来确定头肩区域。
Feature extraction based on the histogram, texture, projection and shape of the defect images was also investigated.
研究了基于缺陷图像直方图、纹理、投影和形状的特征提取。
In this method, some techniques are analyzed and adopted such as correlation algorithm, algorithm based on projection and algorithm based on invariant moments of histogram.
本文主要研究了灰度互相关匹配算法、基于一维投影的匹配算法、基于直方图不变矩的匹配算法，分析并比较了各算法的优缺点。
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