Recognition of Bookmark Aging Degree Based on Probabilistic Neural Network

Table 4

The result of aging degree judgment.

Aging degree	Actual number	Correctly judged number
		Competition network	BP	PNN
Non-aging	50	50	44	47
Slight aging	50	37	45	50
Severe aging	50	41	45	47
Total	150	128	134	144
Recognition rate	—	85.33%	89.33%	96%