Traffic flow observability in multi-modal transportation networks: a virtual network-based approach with optimal sensor location
ZHUO Yue, LIANG Yongqi, FAN Yinchao, SHAO Feng, SHAO Hu
Operations Research Transactions . 2026, (3): 56 -72 .  DOI: 10.15960/j.cnki.issn.1007-6093.2026.03.004