rowLogSumExps {matrixStats} | R Documentation |
Accurately computes the logarithm of the sum of exponentials across rows or columns.
rowLogSumExps(lx, rows = NULL, cols = NULL, na.rm = FALSE, dim. = dim(lx), ...) colLogSumExps(lx, rows = NULL, cols = NULL, na.rm = FALSE, dim. = dim(lx), ...)
lx |
|
rows, cols |
A |
na.rm |
If |
dim. |
An |
... |
Not used. |
A numeric
vector
of length N
(K).
These methods are implemented in native code and have been optimized for speed and memory.
Native implementation by Henrik Bengtsson. Original R code by Nakayama ??? (Japan).
To calculate the same on vectors, logSumExp
().