基于三视图的自适应加权迭代匹配筛选算法

Computer & Digital Engineering(2011)

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Abstract
针对基于三视图的传统三维重建时特征点匹配后保留正确匹配点对数量过少、由图像噪声、拍摄照片时遮挡和震动等因素引起的匹配误差较大等问题,文章提出了一种自适应加权迭代算法,该算法通过给匹配点对加权进行迭代筛选来实现,可以稳定的获得数量较多、结果较准确的匹配点对,从而精确求解三视图空间约束矩阵三焦点张量。实验证明,文章提出自适应加权迭代算法相比传统的RANSAC估计算法可以获得更加精准稳定的三视图匹配点对等结果,进而通过该算法可以得到更加理想的重建结果。
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Key words
matching,adaptive weighted iterative algorithm,trifocal tensor,three-dimensional reconstruction,RANSAC
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