[Retracted] An Early Warning Intelligent Algorithm System for Forest Resource Management and Monitoring

Table 6

Confusion matrix of classification feature set of high spatial resolution fusion image on October 9, 2021.

Category	Random forest					Adaptive threshold wavelet denoising + random forest
	Cultivated land	Land used for building	Woodland	Unused land	Water body	Cultivated land	Land used for building	Woodland	Unused land	Water body
Cultivated land	250	23	45	32	25	250	25	15	29	10
Land used for building	12	240	15	14	0	10	400	21	18	2
Woodland	50	10	400	6	5	40	8	410	6	4
Unused land	24	40	2	322	10	28	36	2	350	4
Water body	4	10	3	5	300	2	1	1	4	300
	Overall classification accuracy = 81.4% Kappa coefficient = 0.85					Overall classification accuracy = 84.83% Kappa coefficient = 0.89