移动机器人，移动操作

发表论文:
[1] Xu D, Zhang D, Liu X, Ma L. A calibration and 3-D measurement method for an active vision system with symmetric yawing cameras[J]. IEEE Transactions on Instrumentation and Measurement, 2021, 70: 1-13. SCI, EI indexed
[2] Zhang D, Xu D. A Hierarchical Semantic Map for Large-scale utdoor Environment[C]//IEEE International Conference on Real-time Computing andRobotics, 2021: 794-799. EI indexed
[3] Xu D, Zhang D. A motion based measurement method for monocular vision system[C]//Chinese Control Conference, 2022. EI indexed