TY - JOUR A1 - Nurunnabi, A. A1 - Teferle, F. N. A1 - Laefer, D. F. A1 - Lindenbergh, R. C. A1 - Hunegnaw, A. T1 - A TWO-STEP FEATURE EXTRACTION ALGORITHM: APPLICATION TO DEEP LEARNING FOR POINT CLOUD CLASSIFICATION JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLVI-2/W1-2022 SP - 401 EP - 408 Y1 - 2022/02/25 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLVI-2-W1-2022/401/2022/ L1 - https://isprs-archives.copernicus.org/articles/XLVI-2-W1-2022/401/2022/isprs-archives-XLVI-2-W1-2022-401-2022.pdf DO - 10.5194/isprs-archives-XLVI-2-W1-2022-401-2022 ER -