TY - JOUR A1 - Kallepalli, A. A1 - Kumar, A. A1 - Khoshelham, K. T1 - Entropy based determination of optimal principal components of Airborne Prism Experiment (APEX) imaging spectrometer data for improved land cover classification JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XL-8 SP - 781 EP - 786 Y1 - 2014/11/28 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XL-8/781/2014/ L1 - https://isprs-archives.copernicus.org/articles/XL-8/781/2014/isprsarchives-XL-8-781-2014.pdf DO - 10.5194/isprsarchives-XL-8-781-2014 ER -