Table 2.

Cross-Validation for the Discrimination Between Genes and Pseudogenes from K_A/K_S Benchmark Distributions

Known test fractions		Training set		Estimated fractions of pseudogenes
Functional	Pseudogene	Functional	Pseudogene	Averagea	SDb
1000	0	659	1703	16.1	15
900	100	759	1603	109.6	24.8
800	200	859	1503	205.4	20.5
700	300	959	1403	310.2	23.7
600	400	1059	1303	401.9	19.7
500	500	1159	1203	500.8	21.3
400	600	1259	1103	600.5	24.2
300	700	1359	1003	694.7	24.1
200	800	1459	903	793.2	26.1
100	900	1559	803	893.2	26.4
0	1000	1659	703	983.9	20

^aAverage estimation of the 100 iterations

^bStandard Deviation from the complete test set