marray: maCompCoord – R documentation

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maCompCoord

Generate grid and spot matrix coordinates

Description

This function generates grid and spot matrix coordinates from ranges of rows and columns for the grid and spot matrices. Spots on the array are numbered consecutively starting from the top left grid and the top left spot within each grid.

Usage

maCompCoord(grows, gcols, srows, scols)

Arguments

`grows`	numeric vector of grid rows.
`gcols`	numeric vector of grid columns.
`srows`	numeric vector of spot rows.
`scols`	numeric vector of spot columns.

Value

a matrix of spot four-coordinates, with rows corresponding to spots and columns to grid row, grid column, spot row, and spot column coordinates.

Author(s)

Yee Hwa (Jean) Yang, Sandrine Dudoit, http://www.stat.berkeley.edu/~sandrine.

Examples

maCompCoord(1:2,1,1:4,1:3)

marray

Exploratory analysis for two-color spotted microarray data

v1.68.0

LGPL

Authors

Yee Hwa (Jean) Yang <jeany@maths.usyd.edu.au> with contributions from Agnes Paquet and Sandrine Dudoit.

Initial release

2009-08-15