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. Author manuscript; available in PMC: 2016 Sep 29.
Published in final edited form as: Front Earth Sci. 2015 Jul 28;10(1):49–62. doi: 10.1007/s11707-015-0518-3

Fig. 1.

Fig. 1

(a) Geographic location of the Sanjiang Plain, northeast China; (b) location of all Landsat footprints, high-resolution images available on Google Earth, and ground truth pointes collected in 2011.