Combining Time-Series Variation Modeling and Fuzzy Spatiotemporal Feature Fusion: A Novel Approach for Unsupervised Flood Mapping Using Dual-Polarized Sentinel-1 SAR Images. - Congyu Li; Jiaqi Liu 008; Xinxin Liu 002; Xudong Kang; Shutao Li 001 (IEEE Trans. Geosci. Remote. Sens., 2023)