Exploratory Chemometrics for Spectroscopy


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Documentation for package ‘ChemoSpec’ version 1.50-2

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ChemoSpec-package Exploratory Chemometrics for Spectroscopy
aovPCA ANOVA-PCA Analysis of Spectra Data
aovPCAloadings Plot aovPCA Loadings of a Spectra Object
aovPCAscores Conduct PCA and plot aovPCA Scores of a Spectra Object
avgFacLvls Average levels of a factor in a data matrix
baselineSpec Carry out baseline correction on a Spectra object
binBuck Bin or Bucket a Spectra Object
binData Bin or Bucket Data
check4Gaps Check for Missing Values (Gaps)
ChemoSpec Exploratory Chemometrics for Spectroscopy
chkSpectra Verify the Integrity of a Spectra Object
classPCA Classical PCA of Spectra Objects
colLeaf Color the Leaves of a Dendrogram
colorSymbol Colors and Symbols in ChemoSpec and Spectra Objects
conColScheme Change the Color Scheme of a Spectra Object
coordProjCS Modified Version of coordProj from mclust
CuticleIR IR Spectra of Plant Cuticles by Genotype and Treatment
getManyCsv Merge CSV Files in a Directory into a Spectra Object
groupNcolor Assign Group Membership and Colors for a Spectra Object
hcaScores HCA on PCA scores from a Spectra Object
hcaSpectra Plot HCA Results of a Spectra Object
hmapSpectra Create a Seriated Heat Map Comparing Samples and Spectral Data for a Spectra Object
hypTestScores Conduct MANOVA using PCA Scores and Factors in a Spectra Object
isWholeNo Determine if a Number is a Whole Number
labelExtremes Label Extreme Values in a 2D Data Set
labelExtremes3d Identify Extreme Values in 3D
LoopThruSpectra Display the spectra in a Spectra object one at a time
makeEllipsoid Create Ellipsoid
mclust3D mclust Analysis in 3D
mclust3dSpectra mclust Analysis of a Spectra Object in 3D
mclustSpectra mclust Analysis of a Spectra Object PCA Results
normSpectra Normalize a Spectra Object
normVec Normalize a Vector to range -1 to +1
pcaBoot Cross-Validation of Classical PCA Results for a Spectra Object
pcaDiag Outlier Diagnostic Plots for PCA of a Spectra Object
plot2Loadings Plot PCA Loadings from a Spectra object Against Each Other
plotHCA Plot Dendrogram for Spectra Object
plotLoadings Plot PCA Loadings for a Spectra Object
plotScores Plot PCA Scores of a Spectra Object
plotScores3D 3D PCA Score Plot for a Spectra Object
plotScoresCor Compute Confidence Ellipses
plotScoresDecoration Decorate PCA Score Plot of a Spectra Object
plotScoresG Plot PCA Scores of a Spectra Object using GGobi
plotScoresRGL Interactive 3D Score Plot of a Spectra Object
plotScree Scree Plot of PCA Results for a Spectra Object
plotSpectra Plot Spectra Object
q2rPCA Conversion Between PCA Classes
r2qPCA Conversion Between PCA Classes
removeFreq Remove Frequencies from a Spectra Object
removeSample Remove Samples from a Spectra Object
robPCA Robust PCA of a Spectra Object
rowDist Compute Distance Between Rows of a Matrix
seX Functions to Compute Measures of Central Tendency and Spread. seX!
seXy Functions to Compute Measures of Central Tendency and Spread. seX!
seXy95 Functions to Compute Measures of Central Tendency and Spread. seX!
seXyIqr Functions to Compute Measures of Central Tendency and Spread. seX!
seXyMad Functions to Compute Measures of Central Tendency and Spread. seX!
shrinkLeaf Shrink the Leaves of a Dendrogram
specSurvey Plot Measures of Central Tendency and Spread for a Spectra Object
Spectra Spectra Objects
splitSpectraGroups Create New Groups from an Existing Spectra Object
sPlotSpectra s-Plot of Spectra Data
SrE.IR IR and NMR Spectra of Serenoa repens (Saw Palmetto) Oil Extracts and Reference Oils
SrE.NMR IR and NMR Spectra of Serenoa repens (Saw Palmetto) Oil Extracts and Reference Oils
sumGroups Summarize the Group Parameters of a Spectra Object
sumSpectra Summarize a Spectra Object