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分层正交动态规划立体匹配算法
引用本文:杨玉娟,都思丹.分层正交动态规划立体匹配算法[J].中国科学技术大学学报,2009,39(11).
作者姓名:杨玉娟  都思丹
作者单位:南京大学电子科学与工程系,江苏,南京,210093
摘    要:提出一种分层正交动态规划立体匹配算法.首先利用正交动态规划算法在低分辨率图像的DSI(disparity-space image)视差空间图中进行初匹配,然后在Delta DSI(delta disparity-spaceimage)视差变化空间图中进行精匹配,从而获得高分辨率图像的视差图.实验结果表明,该算法不仅可以改善传统动态规划算法产生的带状条纹瑕疵,而且匹配率高、速度快、应用范围广.

关 键 词:立体匹配  视差变化空间图  正交动态规划

A hierarchical stereo algorithm using orthogonal dynamic programming
YANG Yu-juan,DU Si-dan.A hierarchical stereo algorithm using orthogonal dynamic programming[J].Journal of University of Science and Technology of China,2009,39(11).
Authors:YANG Yu-juan  DU Si-dan
Abstract:A hierarchical stereo algorithm using orthogonal dynamic programming was proposed.First,the coarse matching was processed in DSI(disparity-space image)of low-resolution images using orthogonal dynamic programming.Then,the fine matching was processed in Delta DSI to get the high-precision and dense disparity map.Experimental results show that the algorithm can alleviate the effect of horizontal streaks caused by traditional DP-based stereo matching algorithm;moreover,it has a high matching-rate,a fast speed and a wide range of applicatiions.
Keywords:stereo matching  delta disparity-space image  orthogonal dynamic programming
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