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基于SURF与BRISK的遥感图像配准
SURF BRISK 双向匹配 遥感图像配准
2016/10/13
针对SURF 算法在构建局部特征描述符阶段耗时过长的问题，提出一种基于BRISK 二进制特征描述符的 改进SURF 算法。应用SURF 算法中快速DoH(determinant of hessian)算子检测特征点并确定主方向，采用BRISK 描述符进行特征描述，通过匹配阶段采用汉明距离双向匹配和RANSAC 算法剔除误匹配，并利用最小二乘法获取精 确配准模型完成图像的配准。对比实验结果表明：该算...
Improving HySpex Sensor Co-registration Accuracy using BRISK and Sensor-model based RANSAC
Matching Estimation Orthorectification Photogrammetry Hyper spectral
2014/12/4
In this paper a method to improve the co-registration accuracy of two separate HySpex SWIR and VNIR cameras is proposed. The first step of the presented approach deals with the detection of point feat...