Prediction of Air Quality During 2010 Asian Games in Guangzhou

In this paper, a multiple attribute group decision making based on vague set model is developed for forecasting air quality during 2010 Asian Games in Guangzhou. The each air-quality monitoring station is considered as decision maker, the each date from 12
^th
to 21
^th
, November is considered as alternative. For attributes SO
₂
,NO
₂
and PM
₁₀
, the air quality in period of 16
^nd
Asian Games is dope out according to in recent 3 years during November 12
^th
to 27
^th
, 2006, 2007 and 2008, respectively. The results showed that the air quality in period of Asian Games presents an ascending tendency.