China ; Climate extreme ; Climatic change ; Linear regression ; Principal components analysis ; Space time ; Temperature ; Watershed ; Yangtze
Análisis en componentes principales ; Cambio climático ; China ; Cuenca hidrográfica ; Espacio-tiempo ; Regresión lineal ; Temperatura
Based on daily maximum and minimum temperature observed by the China Meteorological Administration at 115 meteorological stations in the Yangtze River Basin from 1962 to 2011, the methods of linear regression, principal component analysis