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fastmatrix

Fast computation of some matrices useful in statistics

Fast computation of some matrices useful in statistics

CRAN status CRAN RStudio mirror downloads

Yet another R package for matrices. It contains a small set of functions to fast computation of some matrices and operations useful in statistics.

Features

Latest release (February 21, 2021) of fastmatrix package have implemented the following functions:

Our plan in the near future is the implementation of functions to handle:

Reference Manual

Resources

Latest binaries and sources (development version) for fastmatrix are available here:

Version 0.3-81 of fastmatrix can be found at the CRAN package repository:

Installation instructions

To install fastmatrix (version 0.3-81) from CRAN, start R and enter:

install.packages("fastmatrix")

Or install it from its GitHub repository (development version). First install the devtools package.

install.packages("devtools")

Then install fastmatrix using the install_github function in devtools

library(devtools)
install_github("faosorios/fastmatrix", subdir = "pkg")

Alternatively, you can download the source as a tarball (.tar.gz file). Unpack this file (thereby creating a directory named, fastmatrix) and install the package source by executing (at the console prompt)

R CMD INSTALL fastmatrix

Next, you can load the package by using the command: library(fastmatrix)

Providing Feedback

Please report any bugs/suggestions/improvements to Felipe Osorio. If you find these routines useful or not then please let me know. Also, acknowledgement of the use of the routines is appreciated.

To cite the fastmatrix package in publications use:

Osorio, F., Ogueda, A. (2021). fastmatrix: Fast computation of some matrices useful in statistics. R package version 0.3-819. URL: faosorios.github.io/fastmatrix

About the Authors

Felipe Osorio is an Assistant Professor at Department of Mathematics, Universidad Tecnica Federico Santa Maria, Chile.

Alonso Ogueda is a student of the Master of Mathematics offered by the Department of Mathematics, Universidad Tecnica Federico Santa Maria, Chile.