readClfEnv {affxparser} | R Documentation |
This function parses a CLF file using the Affymetrix Fusion SDK. CLF (chip layout) files contain information associating probe ids with chip x- and y- coordinates.
readClfEnv(file, readBody = TRUE)
file |
character(1) providing a path to the CLF file to be
input. |
readBody |
logical(1) indicating whether the entire file should
be parsed (TRUE ) or only the file header information describing
the chips to which the file is releavant. |
An enviroment. The header
element is always present; the
remainder are present when readBody=TRUE
.
header |
A list with information about the CLF file. The list contains elements described in the CLF file format document referenced below. |
dims |
A length-two integer vector of chip x- and y-coordinates. |
id |
An integer vector of length prod(dims) containing
probe identifiers. |
x |
An integer vector of length prod(dims) containing
x-coordinates corresponding to the entries in id . |
y |
An integer vector of length prod(dims) containing
y-coordinates corresponding to the entries in id . |
Martin Morgan mtmorgan@fhcrc.org
https://www.affymetrix.com/support/developer/fusion/File_Format_CLF_aptv161.pdf describes CLF file content.