Research on Preservation of Evidence Based on Remote Sensing Image Supported by GIS. - Qiu Li; Lijun Zhang 010; Hongbo Zhang; Changao Shi; Junhai Gao; Chengfa Gao (IGARSS, 2006)

Improving Ambiguity Resolution for Medium Baselines Using Combined GPS and BDS Dual/Triple-Frequency Observations. - Wang Gao; Chengfa Gao; Shuguo Pan; Denghui Wang; Jiadong Deng (Sensors, 2015)

Inter-System Differencing between GPS and BDS for Medium-Baseline RTK Positioning. - Wang Gao; Chengfa Gao; Shuguo Pan; Xiaolin Meng; Yan Xia (Remote. Sens., 2017)

Real-time Precise Point Positioning with a Xiaomi MI 8 Android Smartphone. - Bo Chen; Chengfa Gao; Yongsheng Liu; Puyu Sun (Sensors, 2019)

Support Vector Machine for Regional Ionospheric Delay Modeling. - Zhengxie Zhang; Shuguo Pan; Chengfa Gao; Tao Zhao 005; Wang Gao (Sensors, 2019)

Fusion of GNSS and Speedometer Based on VMD and Its Application in Bridge Deformation Monitoring. - Ruicheng Zhang; Chengfa Gao; Shuguo Pan; Rui Shang (Sensors, 2020)

Enhanced Neural Network Model for Worldwide Estimation of Weighted Mean Temperature. - Fengyang Long; Chengfa Gao; Yuxiang Yan 004; Jinling Wang 001 (Remote. Sens., 2021)

An Improved Multipath Mitigation Method and Its Application in Real-Time Bridge Deformation Monitoring. - Ruicheng Zhang; Chengfa Gao; Qing Zhao; Zihan Peng; Rui Shang (Remote. Sens., 2021)

Smartphone Positioning and Accuracy Analysis Based on Real-Time Regional Ionospheric Correction Model. - Qi Liu 026; Chengfa Gao; Zihan Peng; Ruicheng Zhang; Rui Shang (Sensors, 2021)

Suspected Seismo-Ionospheric Anomalies before Three Major Earthquakes Detected by GIMs and GPS TEC of Permanent Stations. - Yanfeng Dong; Chengfa Gao; Fengyang Long; Yuxiang Yan 004 (Remote. Sens., 2022)

Ambiguity Resolution for Long Baseline in a Network with BDS-3 Quad-Frequency Ionosphere-Weighted Model. - Ruicheng Zhang; Chengfa Gao; Zhibin Wang; Qing Zhao; Rui Shang; Zihan Peng; Qi Liu 026 (Remote. Sens., 2022)

Smartphone Pseudorange Multipath Extraction Based on Variational Mode Decomposition and Wavelet Transform. - Qi Liu 026; Chengfa Gao; Rui Shang; Wang Gao; Ruicheng Zhang (IEEE Trans. Instrum. Meas., 2023)

Multifrequency Signal Characterization and Assessment of GNSS Positioning in Smartphone. - Qi Liu 026; Chengfa Gao; Rui Shang; Wang Gao; Ruicheng Zhang (IEEE Trans. Instrum. Meas., 2023)

An In-Vehicle Smartphone RTK/DR Positioning Method Combined with OSM Road Network. - Fuyou Wang; Chengfa Gao; Rui Shang; Ruicheng Zhang; Lu Gan; Qi Liu 026; Jianchao Wang (Remote. Sens., 2023)

Multi-GNSS Differential Inter-System Bias Estimation for Smartphone RTK Positioning: Feasibility Analysis and Performance. - Rui Shang; Chengfa Gao; Lu Gan; Ruicheng Zhang; Wang Gao; Xiaolin Meng (Remote. Sens., 2023)

Improving Smartphone GNSS Positioning Accuracy Using Inequality Constraints. - Zihan Peng; Yang Gao 004; Chengfa Gao; Rui Shang; Lu Gan (Remote. Sens., 2023)

Improved Medium Baseline RTK Positioning Performance Based on BDS/Galileo/GPS Triple-Frequency-Only Observations. - Xifeng Dang; Xiao Yin; Yize Zhang; Chengfa Gao; Jincheng Wu; Yongqiang Liu (Remote. Sens., 2023)

Hybrid GNSS +5G Position and Rotation Estimation Algorithm Based on TOA and Unit Vector of Arrival in Urban Environment. - Qi Liu 026; Chengfa Gao; Rui Shang; Wang Gao; José A. Lopez-Salcedo; Gonzalo Seco-Granados (IEEE Trans. Instrum. Meas., 2024)

Performance Analysis of GNSS + 5G Hybrid Positioning Algorithms for Smartphones in Urban Environments. - Qi Liu 026; Chengfa Gao; Alda Xhafa; Wang Gao; José A. Lopez-Salcedo; Gonzalo Seco-Granados (IEEE Trans. Instrum. Meas., 2024)

An EOF-Based Global Plasmaspheric Electron Content Model and Its Potential Role in Vertical-Slant TEC Conversion. - Fengyang Long; Chengfa Gao; Yanfeng Dong; Zhenhao Xu (Remote. Sens., 2024)

Temporal Characteristics Based Outlier Detection and Prediction Methods for PPP-B2b Orbit and Clock Corrections. - Zhenhao Xu; Rui Shang; Chengfa Gao; Wang Gao; Qi Liu 026; Fengyang Long; Dawei Xu (Remote. Sens., 2024)