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Least Square Dense Matching of Stereo Images Based on the Digital Parallax Model
Author(s): 
Pages: 53-57
Year: Issue:  4
Journal: Hydrographic Surveying and Charting

Keyword:  立体摄影测量数字视差模型结构相似性指数最小二乘法密集匹配;
Abstract: 提出一种基于数字视差模型的立体影像最小二乘密集匹配方法.在高精度初始匹配点的基础上构建数字视差模型,利用多项式内插的方法预测出加密点的初始同名点位置,以结构相似性指数作为相似性测度进行加密点的粗匹配,然后利用最小二乘匹配算法将匹配精度提高至子像素级,最后由随机抽样一致性方法剔除误匹配点.实验结果表明,该方法能较为迅速地预测出加密点的同名点初始位置,且具有较高的匹配正确率,能得到十分密集的匹配点集,可以高效地应用于立体影像的密集匹配任务中.
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