affxparser (version 1.44.0)

cdfGtypeCelToPQ: Function to immitate Affymetrix' gtype\_cel\_to\_pq software

Description

Function to immitate Affymetrix' gtype\_cel\_to\_pq software.

This function is design to be used with applyCdfGroups() on an Affymetrix Mapping (SNP) CDF list structure.

Usage

cdfGtypeCelToPQ(groups, ...)

Arguments

groups
A list structure with groups.
...
Not used.

Value

Returns a list structure with a single group. The fields in this groups are in turn vectors (all of equal length) where the elements are stored as subsequent quartets (PMA, MMA, PMB, MMB) with all forward-strand quartets first followed by all reverse-strand quartets.

References

[1] Affymetrix, Understanding Genotyping Probe Set Structure, 2005. http://www.affymetrix.com/support/developer/whitepapers/genotyping_probe_set_structure.affx

See Also

applyCdfGroups().