Description Arguments Details Value Methods Author(s) See Also
This function extracts the raw data which will be used an
xcmsRaw
object. Further processing of data is
done in the xcmsRaw
constructor.
object |
Specification of a data source (such as a file name or database query) |
The implementing methods decide how to gather the data.
A list containing elements describing the data source. The rt
,
scanindex
, tic
, and acquisitionNum
components
each have one entry per scan. They are parallel in the sense that
rt[1]
, scanindex[1]
, and acquisitionNum[1]
all
refer to the same scan. The list containst the following components:
|
Numeric vector with acquisition time (in seconds) for each scan |
|
Numeric vector with Total Ion Count for each scan |
|
Integer vector with starting positions of each scan in the |
|
Concatenated vector of m/z values for all scans |
|
Concatenated vector of intensity values for all scans |
signature(object = "xcmsSource")
Uses loadRaw,xcmsSource-method
to extract raw data.
Subclasses of xcmsSource
can provide different
ways of fetching data.
Daniel Hackney, dan@haxney.org
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