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. Author manuscript; available in PMC: 2021 Mar 1.

Published in final edited form as: Remote Sens Environ. 2018 Dec 5;238:110987. doi: 10.1016/j.rse.2018.11.030

Table 1.

Confusion matrix of tidal flats validation based on the areas of interest (AOIs) from very high-resolution images of Google Earth.

		Ground reference pixels		Total map pixels	User’s accuracy
	Class	Tidal flats	Non-Tidal flats	Total map pixels	User’s accuracy
	Tidal flats	2082	80	2162	96.3%
Map pixel	Non-tidal flats	205	9316	9521	97.9%
Total ground truth pixels		2287	9396	11683	OA = 97.6%
Producer’s accuracy		91.0%	99.2%		Kappa = 0.92