Package: albatross 0.3-8

albatross: PARAFAC Analysis of Fluorescence Excitation-Emission Matrices

Perform parallel factor analysis (PARAFAC: Hitchcock, 1927) <doi:10.1002/sapm192761164> on fluorescence excitation-emission matrices: handle scattering signal and inner filter effect, scale the dataset, fit the model; perform split-half validation or jack-knifing. Modified approaches such as Whittaker interpolation, randomised split-half, and fluorescence and scattering model estimation are also available. The package has a low dependency footprint and has been tested on a wide range of R versions.

Authors:Ivan Krylov [aut, cre], Timur Labutin [ths], Anastasia Drozdova [rev]

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NEWS

# Install 'albatross' in R:
install.packages('albatross', repos = c('https://ikrylovmsu.r-universe.dev', 'https://cloud.r-project.org'))

Peer review:

Datasets:
  • absorp - Synthetic fluorescence excitation-emission matrices and absorbance spectra
  • cube - Synthetic fluorescence excitation-emission matrices and absorbance spectra
  • feems - Synthetic fluorescence excitation-emission matrices and absorbance spectra

On CRAN:

This package does not link to any Github/Gitlab/R-forge repository. No issue tracker or development information is available.

18 exports 0.23 score 6 dependencies 15 scripts 474 downloads

Last updated 4 months agofrom:111b0b2e5e. Checks:OK: 7. Indexed: yes.

TargetResultDate
Doc / VignettesOKSep 06 2024
R-4.5-winOKSep 06 2024
R-4.5-linuxOKSep 06 2024
R-4.4-winOKSep 06 2024
R-4.4-macOKSep 06 2024
R-4.3-winOKSep 06 2024
R-4.3-macOKSep 06 2024

Exports:absindexdiverging.coloursfeemfeemcorcondiafeemcubefeemflamefeemgridfeemifefeemindexfeemjackknifefeemlistfeemparafacfeemscalefeemscatterfeemsplithalfmarine.coloursrescalewrite.openfluor

Dependencies:CMLSlatticeMatrixmultiwaypracmaquadprog

Readme and manuals

Help Manual

Help pageTopics
PARAFAC Analysis of Fluorescence Excitation-Emission Matricesalbatross-package albatross
Extract or replace parts of FEEM objects[.feem [<-.feem
Extract or replace parts of FEEM cubes[.feemcube [<-.feemcube
Functions of absorbance dataabsindex
Transform a FEEM object into a data.frameas.data.frame.feem as.data.frame.feemcube
Create a fluorescence excitation-emission matrix objectfeem feem.character feem.connection feem.data.frame feem.matrix t.feem
Core consistency diagnostic for PARAFAC modelsfeemcorcondia print.feemcorcondia
Data cubes of fluorescence excitation-emission matricesas.list.feemcube feemcube feemcube.array feemcube.feemflame feemcube.feemjackknife feemcube.feemparafac feemcube.feemsplithalf feemcube.list
Fluorescence and scAttering Model Estimationcoef.feemflame feemflame fitted.feemflame plot.feemflame residuals.feemflame
Interpolate FEEMs on a given wavelength gridfeemgrid feemgrid.feem feemgrid.feemcube feemgrid.list
Absorbance-based inner filter effect correctionfeemife feemife.feem feemife.feemcube feemife.list
Fluorescence indices and peak valuesfeemindex feemindex.feem feemindex.feemcube feemindex.list
Jack-knife outlier detection in PARAFAC modelscoef.feemjackknife feemjackknife plot.feemjackknife
Create lists of FEEM objectsfeemlist feemlist.character feemlist.EEM feemlist.eemlist
Compute PARAFAC on a FEEM cube object and access the resultscoef.feemparafac feemparafac fitted.feemparafac plot.feemparafac print.feemparafac reorder.feemparafac rescale rescale.feemparafac residuals.feemparafac
Synthetic fluorescence excitation-emission matrices and absorbance spectraabsorp cube feems
Rescale FEEM spectra to a given norm and remember the scale factorfeemscale feemscale.feem feemscale.feemcube feemscale.list
Handle scattering signal in FEEMsfeemscatter feemscatter.feem feemscatter.feemcube feemscatter.list
Split-half analysis of PARAFAC modelscoef.feemsplithalf feemsplithalf plot.feemsplithalf print.feemsplithalf
Perceptually uniform palettesdiverging.colours marine.colours
Plot a FEEM objectplot.feem plot.feem.resid plot.feemcube
Export a PARAFAC model for the OpenFluor databasewrite.openfluor