Soil Moisture Retrieval Using GNSS-IR Based on Empirical Modal Decomposition and Cross-Correlation Satellite Selection. - Qin Ding 004; Yueji Liang; Xingyong Liang; Chao Ren 005; Hongbo Yan; Yintao Liu; Yan Zhang; Xianjian Lu; Jianmin Lai; Xinmiao Hu (Remote. Sens., 2023)