Description Usage Arguments Value Examples
View source: R/expandFunctions.R
Returns a matrix, the same size as the input matrix X, containing the back difference.
1 |
X |
R object coercible to matrix |
pad |
Pad the first row with this value; the default is NA. 0 would be another value often used in signal processing. |
Returns a matrix, the same size as the input matrix X, containing the back difference by column. The first row is filled with copies of pad.
1 2 3 |
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