We use Homography to solve the problem of registration when marker is partly occluded.Our method really improves the robustness and practicability of marker based Augmented Reality systems.

• 利用平面间单应性矩阵解决了标识部分被遮挡情况下的虚实配准问题,一定程度上提高了系统的健壮性、可用性。