Path planning of quadruped robot for urban natural gas pipe leakage inspection based on optimized RRT* and DWA algorithmsYuhang Wu, Qiang Wang, Yao Xiao, Yun Song, Wei Mao and Peng WangInt. J. Metrol. Qual. Eng., 15 (2024) 18DOI: https://doi.org/10.1051/ijmqe/2024017