“…Researchers use online housing price data to investigate the determinants of housing prices, relevant policy, and macroeconomic and social situations, such as tax policy, stamp duty [3], housing purchase restriction policy [4], institutional mediation [5], and disease [6]. Structural attributes, such as gross floor area, storey level [7], age of properties [8], and differentials between large-scale estates and single-block buildings [9] and location attributes, such as metro services [10], green space [11,12], neighbouring and environmental effects [13], and the effects of theme parks on local areas [14], were all investigated by using online housing price data. Moreover, online housing price data are employed to explain various 2 Complexity phenomena in the housing market, such as the spatiotemporal trends concerning housing price fluctuations [15], the spatial pattern of rent prices [16], the transmission of house price changes across quality tiers [17], the housing ladder effect [18], buyers' preferences for high-end residential property [19], and corruption in China's land market auctions [20].…”