PPP-derived tropospheric ZWD augmentation from local CORS network tested on bridge monitoring points

Xu Tang,Zhizhao Liu,Gethin Wyn Roberts,Craig Matthew Hancock

Advances in Space Research（2022）

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摘要

•Improved PPP is used in kinematic model for oscillating displacement monitoring.•The improved PPP has better convergence performance with high cut off angle.•Better accuracy can be achieved by ZWD augmented PPP in kinematic model.

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关键词

Precise Point Positioning,Bridge Displacement Monitoring,Zenith Wet Delay

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