分别用定义的深度提取精密度和深度提取正确度对实验结果进行分析,从结果的整体分布和整体偏差两个方面证明了线性插值对基于集成成像的深度提取具有增强作用.由于单元透镜数量众多,单个图像传感器像素个数有限,传统的基于集成成像的深度提取受到单元图像低分辨率的制约.无需额外的硬件移动,采用线性插值将单元图像像素个数增加一倍,深度提取精密度提升了20％,深度提取正确度提升了15％.集成成像可以同时实现三维场景的重建和深度的提取.这是其他深度提取技术所不具备的特点.插值后得到的深度信息,使目标物体的重建图像更为清晰.基于集成成像的深度提取可应用于三维场景的背景去除.
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