Gaoyi 2002 Images 1 2 samples of IKONOS imagery used for Level 1 ecotope mapping. Each image sample is centered on a 500 m x 500 m sample cell and is labelled using a unique site ROW and COLUMN code.

Image source: Spaceimaging.com

Imagery acquired: 2001-11-29 03:22 GMT

Orthorectification: see Wang, H., and E. C. Ellis. 2005. Spatial accuracy of orthorectified IKONOS imagery and historical aerial photographs across five sites in China. International Journal of Remote Sensing 26:1893-1911.

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