Hi Angela,
I don't understand this sentence: "I'm processing MS spectra (so RT is not the
main parameter)"
What do you mean by RT is not the main parameter?
Tomas
On Dec 16, 2011, at 7:10 PM, a.ma...@studenti.unisa.it wrote:
> Dear MZmine team,
> I've 8 MS spectra (ESI/(LIT)MS-Thermo) to compare and each file contains both
> MS and MSn experiments. I'm interested in processing and comparing only
> fullMS spectra by MZmine. At first I've applied the data set filter (crop
> filter) to define RT range for each spectra (different form each spectra).
> Then I've centroided all spectra, applied the Chromatogram builder and the
> Chromatogram deconvolution (Baseline cut off) to obtain my MZmine peak list.
> My question is about the peak list alignment (Join aligner): what about the
> parameters for retention time? Just because I'm processing MS spectra (so RT
> is not the main parameter)I've tried with a RT tolerance value very high (10
> and) and a RT weight very low (0.5) but I'm not sure.. Infact My final peak
> aligned list excludes some important m/z values present in all my MS spectra..
> Could you please help me?
>
> Kind regards
> Angela
>
> Angela Mari, PhD student
> Department of Pharmaceutical and Biomedical Science
> University of Salerno
> Via Ponte Don Melillo, 84084
> e-mail: a.ma...@studenti.unisa.it
> mobile phone: 3491523102
> office: +39 089969394
>
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===============================================
Tomas Pluskal
G0 Cell Unit, Okinawa Institute of Science and Technology Graduate University
1919-1 Tancha, Onna-son, Okinawa 904-0495, Japan
TEL: +81-98-966-8684
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