Study on methods of validity evaluation and time series decomposition of the online multiple air pollutants dataset

Baoshuang Liu1, Yufen Zhang2, Yinchang Feng2 and Jianhui Wu3, (1)Nankai University, Tianjian, China, (2)Nankai University, College of Environmental Science and Engineering, Tianjin, China, (3)Nankai University, Tianjin, China