Zhenqiang Du
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View article: Precise position determination of USV based on the IF combination and un-combined PPP ambiguity resolution model
Precise position determination of USV based on the IF combination and un-combined PPP ambiguity resolution model Open
Unmanned surface vehicles (USVs) are becoming increasingly important for ocean operations and monitoring, but their precise positioning remains challenging. Real-time kinematic (RTK) technology, commonly used for cm-level positioning in ci…
View article: Research on the integration of traditional culture into the teaching of ancient literature courses in colleges and universities in the context of big data
Research on the integration of traditional culture into the teaching of ancient literature courses in colleges and universities in the context of big data Open
The research on the integration of traditional culture into the teaching of ancient literature courses in colleges and universities is to be able to inherit better and develop traditional Chinese culture. In this paper, the hyperparameters…
View article: Rapid triple-frequency undifferenced integer ambiguity resolution with multi-GNSS: GPS, Galileo, GLONASS, BeiDou-3
Rapid triple-frequency undifferenced integer ambiguity resolution with multi-GNSS: GPS, Galileo, GLONASS, BeiDou-3 Open
Currently, there are four dominant GNSS systems, i.e., GPS (G), Galileo (E), GLONASS (R), and BDS-3 (C), capable of providing multi-frequency positioning services worldwide. To fully take advantage of the multi-system multi-frequency signa…
View article: Decentralized extend information filter for cooperative localization of UUVs
Decentralized extend information filter for cooperative localization of UUVs Open
Compared with the single UUV, the cooperative work of unmanned underwater vehicle (UUV) can expand the sensing range and accomplish complex tasks.Due to the complexity of the underwater environment and the limitation of UUV sensors, the hu…
View article: Resilient Model of Multi-Uuvs Cooperative Localization for Detection of Sensor Fault and Outliers
Resilient Model of Multi-Uuvs Cooperative Localization for Detection of Sensor Fault and Outliers Open
View article: Performance evaluation of GPS/Galileo fractional cycle bias products and PPP ambiguity resolution
Performance evaluation of GPS/Galileo fractional cycle bias products and PPP ambiguity resolution Open
To compare and evaluate the performance of different multi-GNSS fractional cycle biases (FCBs) products and precise point positioning (PPP) ambiguity resolution. We compare the stability and positioning performance of the School of Geodesy…