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Application of Improved Harris-SIFT Algorithm in Underwater Image Matching
Author(s): 
Pages: 50-53
Year: Issue:  13
Journal: Video Engineering

Keyword:  improved Harris-SIFT algorithmbinocular imagescorner detectionmatching;
Abstract: 针对尺度不变特征变换(SIFT)算法实时性差、错匹配多,以及Harris角点检测算法精度不高、速度偏慢的问题,提出了一种运用改进Harris-SIFT算法对水下拍摄的双目图像进行特征点提取与匹配的方法.利用改进的Harris算法对两幅图像进行角点检测,然后为特征点分配方向,并生成SIFT特征描述子,完成匹配.实验结果表明,该算法实时性强、匹配率高,并能较好地反映水下物体的形状特征.
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