filearray (version 0.2.0)

File-Backed Array for Out-of-Memory Computation

Description

Stores large arrays in files to avoid occupying large memories. Implemented with super fast gigabyte-level multi-threaded reading/writing via 'OpenMP'. Supports multiple non-character data types (double, float, complex, integer, logical, and raw).

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Install

install.packages('filearray')

Monthly Downloads

765

Version

0.2.0

License

LGPL-3

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Repository

https://github.com/dipterix/filearray

Homepage

https://dipterix.org/filearray/

Maintainer

Zhengjia Wang

Last Published

April 1st, 2025

Functions in filearray (0.2.0)

typeof

The type of a file array (extended)

S3-filearray

'S3' methods for 'FileArray'

fmap

Map multiple file arrays and save results

filearray_threads

Set or get file array threads

fwhich

A generic function of which that is 'FileArray' compatible

mapreduce

A map-reduce method to iterate blocks of file-array data with little memory usage

FileArray-class

Definition of file array

as_filearray

Create or load existing file arrays

apply

Apply functions over file array margins (extended)

S4-filearray

'S4' methods for FileArray

filearray_bind

Merge and bind homogeneous file arrays