The following publications are possibly variants of this publication:
- Improving face-to-machine proximity estimation with neighbor relations in mobile industrial human machine interactionRongkai Wang, Zhezhuang Xu, Renxu Xie, Xing Liu, Shih-Hau Fang. icphys 2018: 573-578 [doi]
- FaceME: Face-to-Machine Proximity Estimation Based on RSSI Difference for Mobile Industrial Human-Machine InteractionZhezhuang Xu, Rongkai Wang, Xi Yue, Ting Liu, Cailian Chen, Shih-Hau Fang. tii, 14(8):3547-3558, 2018. [doi]
- Combining Proximity Estimation With Visible Symbol Assignment to Simplify Line-of-Sight Connections in Mobile Industrial Human-Machine InteractionZhezhuang Xu, Anguo Liu, Xi Yue, Yulong Zhang, Rongkai Wang, Jie Huang 0007, Shih-Hau Fang. access, 7:133559-133571, 2019. [doi]