TY - JOUR A1 - Hua, W. A1 - Hou, M. A1 - Yang, S. A1 - Dong, Y. T1 - DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLII-2/W15 SP - 571 EP - 575 Y1 - 2019/08/22 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLII-2-W15/571/2019/ L1 - https://isprs-archives.copernicus.org/articles/XLII-2-W15/571/2019/isprs-archives-XLII-2-W15-571-2019.pdf DO - 10.5194/isprs-archives-XLII-2-W15-571-2019 ER -