Random Optimization Algorithm on GNSS Monitoring Stations Selection for Ultra-Rapid Orbit Determination and Real-Time Satellite Clock Offset Estimation

<div>Selection results for 30 (a), 60 (c), and 90 (c) stations on the 68th day obtained with the probability (black) and traditional (red) methods, where blue points indicate all candidate stations.</div>

Mathematical Problems in Engineering

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Figure 7

Figure 7: Random Optimization Algorithm on GNSS Monitoring Stations Selection for Ultra-Rapid Orbit Determination and Real-Time Satellite Clock Offset Estimation 

Figure 7 | Random Optimization Algorithm on GNSS Monitoring Stations Selection for Ultra-Rapid Orbit Determination and Real-Time Satellite Clock Offset Estimation 