强化
发表于 2025-4-1 04:57:30
Rafael Ferreira Coelho M.D.,Vipul R. Patel M.D.the effects of transportation sector growth and unemployment rates on economic growth were examined. The application was made with economic indicators of the United States and the data covers the 2000/Q1 and 2018/Q4 periods. Selected indicators include the Transport Service Index (TSE), which repres
Haphazard
发表于 2025-4-1 06:51:21
Bernardo M. Rocco M.D.,Gabriele Cozzi M.D.,Sara Melegari M.D.,Vipul R. Patel M.D.ith stock-exchange price time-series. The method is based on a particular principal component analysis applied to pairs of variables, each one associated to a group to be merged. Applied to time-series, this method reveals advantageous, since it helps in defining the number of groups and their compo