Filter by FDR
Filter by FDR
Description
Filter peptide-spectral matches resulting from a target-decoy search at a certain target false discovery rate.
Input files
- at least 1 OMSSA results file (.csv)
Output files
- Filtered results (filtered-by-fdr.csv)
Context
Parameters
- FDR calculation
-
Choices: 2 * decoys / (decoys + targets)) (default), decoys / targets
- Target FDR
-
Default: 1.0 %
- Score threshold scope
-
Choices: global (default), per band
- Be strict about target FDR
- Be strict about the target FDR.
Default: true
Tweaks
- Target entry prefix
-
Default: __td__target_
- Decoy entry prefix
-
Default: __td__decoy_
- Amount of decoys per target
- Specify how many decoys have been generated for every target.
Default: 1
Source code
filter-psm-by-fpr.rb, filter-psm-by-fpr.yaml (GitHub)