Medcn
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Purpose
Median center scales matrix to median zero.
Synopsis
- [mcx,mx,msg] = medcn(x,options)
Description
MEDCN centers a matrix x to it's median and returns a matrix mcx with median zero columns and a vector of medians mx used to center the data. Optional input options is discussed below.
The output msg returns any warning messages.
Options
options = a structure array with the following fields.
- display: [ {'off'} | 'on'] Governs screen display.
- matrix_threshold: [.15] Error threshold based on fraction of missing data in whole matrix.
- column_threshold: [.25] Error threshold based on fraction of missing data in single column.