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保持空间准确度与时间一致性的深度估计算法

DOI: 10.13190/jbupt.201004.26.yuanh, PP. 26-29

Keywords: 深度估计,图割,空间准确度,时间一致性

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Abstract:

为提高深度图的准确度,提出了一种基于图割的深度估计算法.利用平均亮度梯度联合匹配测度函数代替单像素亮度匹配,并考虑邻近像素深度相关性改变图割网络结构,提高深度估计的空间准确度;采用前一时刻同位置像素的深度约束当前时刻像素的深度值,使估计的深度图在时间上保持一致.提出的算法考虑了深度图的空间、时间特征,可以提高深度图的准确度.实验结果表明,与传统的基于图割的深度估计算法相比,新算法估计的深度图更加准确.

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