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chemometrics (version 1.4.2)
Multivariate Statistical Analysis in Chemometrics
Description
R companion to the book "Introduction to Multivariate Statistical Analysis in Chemometrics" written by K. Varmuza and P. Filzmoser (2009).
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Install
install.packages('chemometrics')
Monthly Downloads
3,886
Version
1.4.2
License
GPL (>= 3)
Maintainer
P. Filzmoser
Last Published
March 17th, 2017
Functions in chemometrics (1.4.2)
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chemometrics-package
This package is the R companion to the book "Introduction to Multivariate Statistical Analysis in Chemometrics" written by K. Varmuza and P. Filzmoser (2009).
clr
centered logratio transformation
plotresmvr
Plot residuals from repeated DCV
treeEval
Classification tree evaluation by CV
plotprm
Plot results from robust PLS
lassocoef
Plot Lasso coefficients
ilr
isometric logratio transformation
prm
Robust PLS
nnetEval
Neural network evaluation by CV
plotcompmvr
Component plot for repeated DCV
ridgeCV
Repeated CV for Ridge regression
plotcompprm
Component plot for repeated DCV of PRM
lassoCV
CV for Lasso regression
knnEval
kNN evaluation by CV
pls_eigen
Eigenvector algorithm for PLS
pcaVarexpl
PCA diagnostics for variables
Phenyl
Phenyl data set
plotresprm
Plot residuals from repeated DCV of PRM
plotsom
Plot SOM results
pcaCV
Determine the number of PCA components with repeated cross validation
ash
ash data
NIR
NIR data
Moutlier
Plots classical and robust Mahalanobis distances
pcaDiagplot
Diagnostics plot for PCA
delintercept
Delete intercept from model matrix
plotpredprm
Plot predictions from repeated DCV of PRM
glass.grp
glass types of the glass data
lmCV
Repeated Cross Validation for lm
cereal
Data from cereals
hyptis
Hyptis data set
sd_trim
Trimmed standard deviation
plotpredmvr
Plot predictions from repeated DCV
stepwise
Stepwise regression
mvr_dcv
Repeated double-cross-validation for PLS and PCR
svmEval
Support Vector Machine evaluation by CV
PAC
GC retention indices
plotSEPmvr
Plot SEP from repeated DCV
plotSEPprm
Plot trimmed SEP from repeated DCV of PRM
plotRidge
Plot results of Ridge regression
alr
additive logratio transformation
drawMahal
Draws ellipses according to Mahalanobis distances
glass
glass vessels data
pls2_nipals
PLS2 by NIPALS
prm_cv
Cross-validation for robust PLS
pls1_nipals
PLS1 by NIPALS
prm_dcv
Repeated double-cross-validation for robust PLS
RPvectors
Generating random projection directions
nipals
PCA calculation with the NIPALS algorithm
clvalidity
compute and plot cluster validity