3 papers
cs.SI2026
Luxury resale volume and composition shifted during the COVID-19 tourism shock, but co-purchase network tests were inconclusive and construction-sensitive
Tengfei Shao
Japan's 2020 tourism shock coincided with 27% fewer buyers and 35% lower gross merchandise value at one second-hand luxury resale intermediary. We compared 2019 and 2020 co-purchas…
cs.AI2026
Testing, not presuming, adequacy: calibrating generative social simulators against emergent network structure
Tengfei Shao, Chao Li, Xu Wang +1
Validation of generative social simulators often stops at face validity: emergent network structure is compared descriptively, without quantified parameter uncertainty or an adequa…
cs.SI2026
Auditing bipartite motif interpretations: a worked example with conservation checks and open-path decomposition
Tengfei Shao
Motif profiles of bipartite agent-object networks, such as tourist-site visits and customer-item transactions, are read as evidence about structural roles and about differences bet…