Increasing stability in robotic GTA-based additive manufacturing through optical measurement and feedback control. - Jun Xiong; Guangchao Liu; Yupeng Pi (Robotics Comput. Integr. Manuf., 2019)

Deposition height detection and feature point extraction in robotic GTA-based additive manufacturing using passive vision sensing. - Jun Xiong; Yupeng Pi; Hui Chen (Robotics Comput. Integr. Manuf., 2019)

Control of deposition height in WAAM using visual inspection of previous and current layers. - Jun Xiong; Yiyang Zhang; Yupeng Pi (J. Intell. Manuf., 2021)