Summarize the column of matrices

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Description

Compute column wise summary values of a matrix.

Usage

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Arguments

y

A numeric matrix

Details

This groups of functions summarize the columns of a given matrices.

  • colSummarizeAvgTake means in column-wise manner

  • colSummarizeAvgLoglog2 transform the data and then take means in column-wise manner

  • colSummarizeBiweightSummarize each column using a one step Tukey Biweight procedure

  • colSummarizeBiweightLoglog2 transform the data and then summarize each column using a one step Tuke Biweight procedure

  • colSummarizeLogAvgCompute the mean of each column and then log2 transform it

  • colSummarizeLogMedianCompute the median of each column and then log2 transform it

  • colSummarizeMedianCompute the median of each column

  • colSummarizeMedianLoglog2 transform the data and then summarize each column using the median

  • colSummarizeMedianpolishUse the median polish to summarize each column, by also using a row effect (not returned)

  • colSummarizeMedianpolishLoglog2 transform the data and then use the median polish to summarize each column, by also using a row effect (not returned)

Value

A list with following items:

Estimates

Summary values for each column.

StdErrors

Standard error estimates.

Author(s)

B. M. Bolstad bmb@bmbolstad.com

Examples

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