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perseus:user:activities:matrixprocessing:normalization:unzscore

Un-Z-score

General

Brief description

Providing the means and standard deviations used in a z-score transformation the data is transformed back to what it was before z-scoring.

Output: Normalized expression matrix.

Parameters

Matrix access

Specifies whether the un-z-scoring is performed on the rows or columns (default: Rows). The selection depends on what was used before in the normalization process (Z-score).

Mean

Selected numerical row/column containing the mean values that were used for the z-scoring (default: column called “Mean” or first numerical column in the matrix).

Std. dev.

Selected numerical row/column containing the standard deviation values that were used for the z-scoring (default: column called “Std.dev.” or first numerical column in the matrix).

Parameter window

Perseus pop-up window: Normalization -> Un-Z-score

perseus/user/activities/matrixprocessing/normalization/unzscore.txt · Last modified: 2015/12/09 16:30 by temu