CNN CapsNet Deformable CNN Faster R-CNN GaoFen-2 (GF-2) High-resolution satellite imagery PrimaryCaps QuickBird SVM classification Slumgullion landslide Worldview Worldview-2 accuracy assessment acquisition geometry agriculture parcel segmentation airborne hypespectral imagery atmospheric correction beaver dam analogue beaver mimicry benthic mapping building detection built-up areas extraction canopy height model capsule compensation unit composite error index (CEI) consensus cyanobacteria data augmentation dimensionality reduction techniques