Funding for this research was provided by:
project of Meteorological information and Signal Processing Key Laboratory of Sichuan Higher Education Institutes (QXXCSYS201402)
project of science and technology plan of Sichuan Province (2015JY0138)
Xihua University Young Scholars Training Program (01201408)
key scientific research fund of Xihua University ((Z1120941, Z1120945, Z1320927))
key projects of Education Department of Sichuan Province (15ZA0134)
Open Research Subject of Key Laboratory (Research Base) of signal and information processing (szjj2015-071)
Chunhui plan of Ministry of education (Z2015113)