README.md

In mlesnoff/rnirs: Dimension reduction, Regression and Discrimination for Chemometrics

rnirs - Dimension reduction, Regression and Discrimination for Chemometrics

Warning

This repository is archived. Package rnirs is not be developed nor maintained anymore. Under R, it is replaced by package rchemo.

Version 1.9-18

Available functions

Click HERE to see the list of the available functions

or write in the R console

vignette("rnirs_functions")

After the package installation, all the functions have a help page with documented examples.

News

Click HERE to see what changed in the last version

or write in the R console

news(package = "rnirs")

Dependent packages

rnris is dependent to the following 6 packages available on CRAN:

| Package | Which use in rnris? | |---|---| | data.table | Fast data management | | FNN | Fast search of nearest neighbours | | kernlab | SVM core algorithms | | matrixStats | Fast column- and row-wise operations on matrices | | ptw | ALS detrend algorithm | | signal | Savitsky-Golay derivation algorithm |

Installation

Using Rstudio is recommended for installation and usage

1. Install package 'remotes' from CRAN

Use the Rstudio menu

or write in the R console

install.packages("remotes")

2. Install package 'rnirs'

a) Most recent version

Write in the R console

remotes::install_github("mlesnoff/rnirs", dependencies = TRUE, 
  build_vignettes = TRUE)

In case of the following question during installation process:

These packages have more recent versions available.
Which would you like to update?"

it is recommended to skip updates (usually choice 3 = None)

b) Any given tagged version

e.g. with tag "v1.9-0" (Be carefull, this is not the more recent version)

write in the R console

remotes::install_github("mlesnoff/rnirs@v1.9-0", dependencies = TRUE, 
  build_vignettes = TRUE)

3. Usage

Write in the R console

library(rnirs)

Author

Matthieu Lesnoff

• Cirad, UMR Selmet, Montpellier, France

• ChemHouse, Montpellier

[e-mail]

How to cite

Lesnoff, M. 2021. R package rnirs: Dimension reduction, Regression and Discrimination for Chemometrics. https://github.com/mlesnoff/rnirs. CIRAD, UMR SELMET, Montpellier, France

mlesnoff/rnirs documentation built on April 24, 2023, 4:17 a.m.