A New GPT2w Model Improved by PSO-LSSVM for GNSS High-Precision Positioning

Figure 9

Time series of ZHD of the GPT2w, MS, and PSO-LSSVM at station HKOH in 2018 (left) and Time series of ZHD of the GPT2w, MS, and PSO-LSSVM at station HKOH throughout August 10, 2018-August 27, 2018 (right).