Funding for this research was provided by:
National Natural Science Foundation of China (61401337)
National Natural Science Foundation of China (61222101)
The Programme of Introducing Talents of Discipline to Universities (B08038)
Innovation ability support plan of Shaanxi Province (606160967047)
Key Laboratory of Infrared System Detection and Imaging Technology
Article History
Received: 24 November 2016
Revised: 3 May 2017
Accepted: 21 June 2017
First Online: 5 July 2017