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多分辨率形态学目标检测
引用本文:余莉,王润生,韩方剑. 多分辨率形态学目标检测[J]. 计算机辅助设计与图形学学报, 2006, 18(6): 849-853
作者姓名:余莉  王润生  韩方剑
作者单位:国防科学技术大学ATR国家重点实验室,长沙,410073;国防科学技术大学ATR国家重点实验室,长沙,410073;国防科学技术大学ATR国家重点实验室,长沙,410073
摘    要:用形态小波变换得到图像的塔式表示,并从最低分辨率到原始分辨率由粗到精地提取目标区域.在每个分辨率上,先应用分水岭变换分割该分辨率下的低频分量(或上一级分辨率得到的标记图),得到一个标记图;再用一个区域搜索策略来更新该标记图.对多类目标的实验结果验证了该算法具有速度快、精度高和对噪声不敏感的优点.

关 键 词:目标检测  多分辨率分析  形态小波变换  分水岭变换
收稿时间:2005-05-16
修稿时间:2005-09-05

Multiresolution Morphological Object Detection
Yu Li,Wang Runsheng,Han Fangjian. Multiresolution Morphological Object Detection[J]. Journal of Computer-Aided Design & Computer Graphics, 2006, 18(6): 849-853
Authors:Yu Li  Wang Runsheng  Han Fangjian
Affiliation:ATR National Laboratory, National University of Defense Technology, Changsha 410073
Abstract:First, a pyramid representation of images is created using morphological wavelet transform. Second, a coarse-to-fine analysis scheme is implemented from the lowest-resolution to the full-resolution. At each resolution, watershed transform segments the image of the pyramid (or the previously obtained result) to generate a labeled image, which is relabeled by a region searching scheme. Experimental results with various kinds of image data demonstrate the algorithm's efficiency, precision, and robustness to noise.
Keywords:object detection   multiresolution analysis   morphological wavelet transform   watershed transform
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