Latent semantic understanding of geographical environment spatio-temporal data based on topic model
ZHU Jie, ZHANG Hongjun, LIAO Xianglin, TIAN Jiangpeng
Acta Geodaetica et Cartographica Sinica . 2021, (10): 1404 -1415 .  DOI: 10.11947/j.AGCS.2021.20200380