The “double first-class” construction policy is an educational in China for building the world first-class universities and disciplines. research objective of this paper to verify effect policy. Propensity Score Matching–Difference Differences (PSM–DID) method was employed gauge academic influence PSM–DID a metering specifically used analyze effectiveness determine whether impact has significan...

To satisfy the adaptability of forecasting short-term and abrupt volume initial metro network, we build multiple enter linear regression (MELR) model to explore determinants forecast intensity during twice expansion network in Xi’an. We further compare prediction transport capacity between MELR models with exponential smoothing autoregressive integrated moving average (ARIMA) models. Results sh...

This research proposes a new method to map and classify art clusters, combining multiple dimensions of spatial social network analyses. innovatively blends historic GIS approach, statistics qualitative data analysis, experiments with the Republican-period Shanghai world, known as golden age culture in Shanghai. The outcome is identification 11 major clusters eight selected years unique characte...

In the US Congress, a legislator can endorse a bill publicly before the vote to determine whether it is passed on to the president to sign by co-sponsoring it. Although there is no limit at this time on number of co-sponsors, a legislator only co-sponsors 2-3% of all the bills. Thus, the legislators make considerable effort in deciding which bills to co-sponsor and the network of co-sponsorship...