TY - JOUR A1 - Li, J. W. A1 - Han, X. Q. A1 - Jiang, J. W. A1 - Hu, Y. A1 - Liu, L. T1 - AN EFFICIENT CLUSTERING METHOD FOR DBSCAN GEOGRAPHIC SPATIO-TEMPORAL LARGE DATA WITH IMPROVED PARAMETER OPTIMIZATION JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLII-3/W10 SP - 581 EP - 584 Y1 - 2020/02/07 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLII-3-W10/581/2020/ L1 - https://isprs-archives.copernicus.org/articles/XLII-3-W10/581/2020/isprs-archives-XLII-3-W10-581-2020.pdf DO - 10.5194/isprs-archives-XLII-3-W10-581-2020 ER -