aerial photography Aerial photography 1 Aerial vehicle 1 Alpine grasslands 1 Antennas 1 Cameras 1 China 1 Corresponding control points 1 Curve fitting 1 Ecosystems 1 Geometric transformations 1 Global transformation 1 Image preprocessing 1 Indicator indicator 1 Landscape index 1 Landscape indices 1 Linear transformations 1 Mathematical transformations 1 Mean square error 1 Nonparametric approaches 1 Ochotona curzoniae 1 Patch patterns 1 Piecewise-linear transformation 1 Plateau pika disturbance 1 Plateau pika's disturbance 1 Power-law 1 Qinghai-Xizang Plateau 1 Remotely sensed images 1 Root mean square errors 1 Size distribution 1