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Table 2 Cross-validation of the performance of probPS and AuDeNS in improving de novo peptide identification.

From: ProbPS: A new model for peak selection based on quantifying the dependence of the existence of derivative peaks on primary ion intensity

   

#Correctly identified peptidesa

Round

Methods

#Spectra

Top 1

Top 3

Top 30

1

relevance

61

4

7

14

 

probPS

61

4

11

20

2

relevance

69

7

10

19

 

probPS

69

12

17

26

3

relevance

69

3

8

17

 

probPS

69

3

10

28

4

relevance

67

8

11

23

 

probPS

67

11

16

26