wtccc.sample.list {snpMatrix} | R Documentation

## read the sample list from the header of the WTCCC signal file format

### Description

This is a convenience function for constructing the sample list from the header of a WTCCC signal file.

### Usage

    wtccc.sample.list(infile)

### Arguments

`infile` | One of the signal files in a set of 23 (it is advisable to use the smaller ones such as number 22, although it shouldn't matter).

### Details

The header of a WTCCC signal file is like this:

      AFFYID RSID pos  AlleleA AlleleB 12999A2_A 12999A2_B ...

The first 5 fields are discarded. There after, every other token is retained, with the "_A" or "_B" part removed to give the sample list.

See also `read.wtccc.signals` for more details.

### Value

The value returned is a character vector contain the sample names or the plate-well names as appropriate.

### Author(s)

Hin-Tak Leung htl10@users.sourceforge.net

### References

http://www.wtccc.org.uk

### See Also

`read.wtccc.signals`

[Package snpMatrix version 1.6.1 Index]