This error can be safely ignored. It has to do with plotting tools used to evaluate the performance of PeptideProphet against a decoy estimated predictions.
-David On Oct 4, 11:30 pm, DaveC <[email protected]> wrote: > I was running xinteract on a number of MS runs with a command-line of: > xinteract -x20 -p0 -OlAp *.xml. The data were collected on a QTrap > and searched with X!Tandem (kscore). > > PeptideProphet itself seemed to run OK, although I got this warning > "WARNING: Found unanticipated cleavage in refinement mode. Turning > off NTT model." > > When running this command: > > running: "/tools/bin/TPP/tpp-trunk-4635/bin/ProphetModels.pl -i > interact.pep.xml" > > hit a die statement with the output shown at the bottom. In my > version of the script line 628 is this conditional: > > if ($fdr_pp*(1-$fdr_pp)/$num_pos_pp > 0){ > $PP_uncert = sqrt($fdr_pp*(1-$fdr_pp)/$num_pos_pp); > } > > So $num_pos_pp appears to be zero. It may be that one file simply has > no data, but wanted to report the error. > > -Dave > > Parsing search results "../YKB_OnlyCys_CAM_04Aug09- > dp_ykb2_only_cyscam_2ndrun (X! Tandem (k-score))"... > => Total of 916 hits. > Warning: empty y range [0:0], adjusting to [0:1] > Warning: empty y range [0:0], adjusting to [0:1] > Illegal division by zero at /tools/bin/TPP/tpp-trunk-4635/bin/ > ProphetModels.pl line 628. > Using decoy ratio of 0.520158182401739 for PeptideProphet. > > command "/tools/bin/TPP/tpp-trunk-4635/bin/ProphetModels.pl -i > interact.pep.xml" exited with non-zero exit code: 6400 > QUIT - the job is incomplete --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "spctools-discuss" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/spctools-discuss?hl=en -~----------~----~----~----~------~----~------~--~---
