rowDiffs {matrixStats}R Documentation

Calculates difference for each row (column) in a matrix

Description

Calculates difference for each row (column) in a matrix.

Usage

 rowDiffs(x, ...)
 colDiffs(x, ...)

Arguments

x A numeric NxK matrix.
... Not used.

Value

Returns a numeric Nx(K-1) or (N-1)xK matrix.

Author(s)

Henrik Bengtsson (http://www.braju.com/R/)

See Also

Internally diff() is used.


[Package matrixStats version 0.1.6 Index]