请问数据集中的光流真值是怎么获得的？

[JianxiangL]

是通过光流估计模型的得到的，还是通过深度+相机位姿用运动场模型计算得到的？

[Mercerai]

Thanks for your issue, as we stated in the main paper, the optical flow is obtained by the vision-blender plugin which can be found in its main page.