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emzed.peak_picking

extract_chromatograms(peak_table, ms_level=None, post_fixes=None, path=None, overwrite=False)

Extract chromatograms from table with peak map and peak limits.

Parameters:

Name Type Description Default
peak_table

Table with columns rtmin*, rtmax*, mzmin*, mzmax* and peakmap* for given post_fixes.

required
ms_level

optional MS level to consider.

None
post_fixes

optional post_fixes to consider.

None
path

optional path for out-of-memory table.

None
overwrite

allow overwriting existing out-of-memory table.

False

Returns:

Type Description

new table with chromatograms and chromatogram boundaries.

RunFeatureFinderMetabo

__call__(peak_map, ms_level=None, verbose=True, run_feature_grouper=True, split_by_precursors_mz_tol=0.0, **parameters)

runs openms feature finder on peakmap.

Parameters:

Name Type Description Default
peak_map

emzed PeakMap object

required
ms_level

ms level to pick peaks from, default picks from MS1

None
verbose

set to False to supress output

True
run_feature_grouper

also run feature grouper from openms.

True
split_by_precursors_mz_tol

ms2 peakmaps are split by precusor first. this is the tolearance used for PeakMap.split_by_precursors. Set to None to disable this!.

0.0