Research on Face Image Digital Processing and Recognition Based on Data Dimensionality Reduction Algorithm

Table 1

Number of training and testing samples for different databases.

Face databases	S	Training samples	Testing samples
AR database	3	300	500
	4	400	400
	5	500	300
ORL database	4	400	600
	5	500	500
	6	600	400
XM2VTS database	5	500	700
	6	600	600
	7	700	500