ffbase: binned_sum – R documentation

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binned_sum

Fast summing in different bins

Description

binned_sum implements fast summing for given bins by calling c-code.

Usage

binned_sum(x, bin, nbins = max(bin), ...)

## Default S3 method:
binned_sum(x, bin, nbins = max(bin), ...)

## S3 method for class 'ff'
binned_sum(x, bin, nbins = max(bin), ...)

Arguments

`x`	`numeric` vector with the data to be summed
`bin`	`integer` vector with the bin number for each data point
`nbins`	`integer` maximum bin number
`...`	used by binned_sum.ff

Value

numeric matrix where each row is a bin

ffbase

Basic Statistical Functions for Package 'ff'

v0.13.3

GPL-3

Authors

Edwin de Jonge, Jan Wijffels, Jan van der Laan

Initial release