Enhancing Short-Term Prediction of BDS-3 Satellite Clock Bias Based with BSO Optimized BP Neural Network

Table 6

The average STD for 1 hour for three different types of clocks based on 6-hour and 12-hour SCB data.

Clock type	6 h					12 h
	LP	QP	GM	BSO-BP	Mean	LP	QP	GM	BSO-BP	Mean
RB	0.253	0.266	0.197	0.154	0.218	0.192	0.153	0.567	0.104	0.254
RB-II	0.159	0.151	0.122	0.052	0.121	0.147	0.083	0.187	0.047	0.116
PHM	0.093	0.084	0.114	0.043	0.083	0.089	0.064	0.111	0.041	0.076
Mean	0.169	0.167	0.144	0.083		0.143	0.100	0.288	0.064