Table 3 RMSE components of recognition accuracy data for all three testing datasets.

Datasets	Method of resampling	Slope %		Aspect %		Profile %		Curvature %		Fill %		Flow accumulation %		Flow Width %
Datasets	Method of resampling	Inaccuracy	Accuracy	Inaccuracy	Accuracy	Inaccuracy	Accuracy	Inaccuracy	Accuracy	Inaccuracy	Accuracy	Inaccuracy	Accuracy	Inaccuracy	Accuracy
DEM 30 m	No resample (90 m)	68.1	32	61.3	39	58	42	59	40.60	58.7	41	58.7	41	58.7	41
	Bilinear	63.9	36	57.6	42	57	43	55	45.00	55.9	44	55	45	58.7	41
	Kriging	57.3	43	56.9	43	54	46	53	47.30	55.2	45	53.1	47	55	45
	Nearest	56.9	43	53.9	46	54	46	52	47.60	53.9	46	51.3	49	54.8	45
	Majority	55.5	44	53.8	46	53	47	52	47.70	51.6	48	51.2	49	51.3	49
	Bi Cubic	54.6	45	53.6	46	53	48	52	47.80	51.5	49	51.1	49	51.2	49
	HNN	54.2	46	51.7	48	52	48	51	49.50	51.4	49	51	49	51.1	49
DEM 20 m	No resample (60 m)	53.9	46	51.1	49	51	49	50	49.60	50.9	49	50.5	50	51	49
	Bilinear	53.8	46	50.3	50	51	49	50	49.70	50.8	49	50.4	50	50.5	50
	Kriging	53.7	46	47.12	53	47	53	49	51.00	50.7	49	50.3	50	50.4	50
	Nearest	53.6	46	47.1	53	46	54	49	51.10	49.2	51	47.8	52	50.3	50
	Majority	53.1	47	47.1	53	46	54	49	51.20	49.1	51	47.7	52	49.6	50
	Bicubic	51.3	49	46.3	54	46	54	49	51.30	49	51	47.7	52	47.8	52
	HNN	50.3	50	43.7	56	46	54	49	51.30	44.1	56	47.6	52	47.7	52
DEM 12.50 m	No resample (20 m)	25.3	75	17.4	83	22	78	21	78.70	20.5	80	24.3	76	24.6	75
	Bilinear	25.1	75	15.12	85	20	80	20	79.80	20.3	80	17.6	82	24.3	76
	Kriging	25.1	75	12.52	87	20	80	18	82.00	18.6	81	17.6	82	22.7	77
	Nearest	23.9	76	11.2	89	19	81	18	82.40	17.6	82	15.7	84	21.6	78
	Majority	20.7	79	10.92	89	19	81	16	84.00	16.5	84	15	85	15	85
	Bicubic	17.4	83	10.1	90	17	83	15	85.00	15.8	84	8	92	8	92
	HNN	8.88	91	8.32	92	16	84	7.3	92.70	9	91	7.1	92.9	7	93

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