Data point selection for weighted least square fitting of cavity decay time constant
He Xing1, 2, 3, Yan Hu1, 2, 3, Dong Li-Zhi1, 2, Yang Ping1, 2, Xu Bing1, 2, †, 
Schematic setup of the OF-CRD system. The dot lines are light paths, and the solid lines are signal paths.
