rcpp_hdf5dataset_scalar_sd: Standard deviation of all elements of an HDF5 dataset (R6...

View source: R/RcppExports.R

rcpp_hdf5dataset_scalar_sdR Documentation

Standard deviation of all elements of an HDF5 dataset (R6 wrapper)

Description

Block-wise computation of sd(as.vector(X)). Uses Bessel's correction (N-1).

Usage

rcpp_hdf5dataset_scalar_sd(ptr, paral = NULL, wsize = NULL, threads = NULL)

Arguments

ptr

External pointer (SEXP) to an open hdf5Dataset.

paral

Logical or NULL; enable OpenMP parallelisation.

wsize

Integer or NULL; block size (NULL = auto).

threads

Integer or NULL; thread count (NULL = auto).

Value

Scalar numeric.


BigDataStatMeth documentation built on May 15, 2026, 1:07 a.m.