Compositional Linear Model of Coregionalisation
Compositions, depths and porosities of 25 specimens of coxite
Helper to compute confidence ellipsoids
Hydrochemical composition data set of Llobregat river basin water (NE Spain)
Household Expenditures
Hotellings T square distribution
Compositions and total pebble counts of 92 glacial tills
Compositions of 25 specimens of hongite
Firework mixtures
Diagnostic probabilities
Compositions of 25 specimens of kongite
Measurement of skulls
R square
Honk Kong Pogo-Jumps Championship
Yatquat fruit evaluation
Simulated amount datasets
Class "acomp"
Shifts of machine operators
Power transform in the simplex
Aitchison compositions
Additive log ratio transform
Steroid metabolite patterns in adults and children
Marginal compositions in Aitchison Compositions
Proportions of sand, silt and clay in sediments specimens
White-cell composition of 30 blood samples by two different methods
AFM compositions of 23 aphyric Skye lavas
Serum Protein compositions of blood samples
Proportions of supervisor's statements assigned to different categories
Additive planar transform
arrows in 3D, based on package rgl
Drawing a 3D coordiante system to a plot, based on package rgl
Amounts analysed in log-scale
vectorial arithmetic for data sets with aplus class
Convert "compositions" classes to data frames or matrices
Automatic common backtransformation for compositions
Compute balances for a compositional dataset.
Class "amounts"
Class "aplus"
Bar charts of amounts
Displaying compositions and amounts with box-plots
Class "ccomp"
Convert between clr and ilr, and between cpt and ipt.
Count compositions
Compositional Goodness of fit test
Closure of a composition
Heuristics to find subpopulations of outliers
Centered log ratio transform
Three-dimensional biplots, based on package rgl
Centered default transform
Treating binary and g-adic numbers
Compositional Ordinary Kriging
Correlations of amounts and compositions
The policy of treatment of missing values in the "compositions" package
Distances in variouse approaches
Centered planar transform
Create a color/char palette or for groups of outliers
Class "compositional"
tools:::Rd_package_title("compositions")
A biplot providing somewhat easier access to details of the plot.
Dendrogram representation of acomp or rcomp objects
Group amounts of parts
Compositional Goodness of fit test
Gets the detection limit stored in the data set
fitSameMeanDifferentVarianceModel
Fit Same Mean Different Variance Model
The geometric mean
Fitting a Dirichlet distribution
Classical Gauss Test
Internal functions of the compositions package
Internal function: give a derived subclass to an object
Internal functions: Parallel operations of single and multiple datasets
Draw ellipses
Recast amounts as mixtures of end-members
Internal function: Compute a desired compositional margin
Calling from a function with the own parameters
Internal functions of the compositions package
Auxiliary functions to compute user-defined ilr and ipt transforms.
Internal function: Scaling rcomp
The canonical basis in the clr plane used for ilr and ipt transforms.
Internal function: Checking equality of IEEE special numbers
Internal function: Convert to plain vector or matrix
Internal functions of the compositions package
Internal functions: A conditional drop
Internal functions of the compositions package
Internal functions: Get the diagonal of a matrix
Interal function: Get number of samples and number of parts in a compositional object
An auxiliary functions to compute user-defined ilr and ipt transforms.
Isometric planar transform
Internal function: row and column sums of matrices
Internal functions: Generate a diagonal matrix
Treating single compositions as one-row datasets
Internal function: Can something be considered as a single
multivariate data item?
Check for compositional data type
Internal function: Recode missings with IEEE number and vice versa
vgram2lrvgram
Normalize vectors to norm 1
Internal functions of the compositions package
Isometric identity transform
Isometric log ratio transform
The arithmetic mean of rows or columns
Empirical variograms for compositions
Internal functions: Storing integers as reals
Environment containing the old gsi functions
Returns a projector the the observed space in case of missings.
Internal function: Solves singular and non square equation systems
Checking for outliers
Internal function: A panel displaying a label only
inner product for datasets with a vector space structure
Isoportion- and Isoproportion-lines
Internal functions of the compositions package
Internal function: computes variance of compositional data set with missing/zero values
Mean amounts and mean compositions
Internal functions of the compositions package
Creates a paneled plot like pairs for two different datasets.
Compute Mahalanobis distances based von robust Estimations
inner product for matrices and vectors
Isometric default transform
Analysing outliers in compositions.
Detect and classify compositional outliers.
Reads a data file in a mixR format
Internal function: Invert a permutation
Metric summary statistics of real, amount or compositional data
Plot various graphics to analyse outliers.
Internal functions of the compositions package
Internal function: Reshape an object to the shape type of another
Principal component analysis for amounts in log geometry
Perturbation of compositions
Ternary diagrams
Principal component analysis for real compositions
The canonical basis in the clr plane used for ilr and ipt transforms.
3D-plot of positive data
plot in 3D based on rgl
Density estimation on the simplex with Dirichlet kernel
The jura dataset
Isometric log transform
The names of the parts
Principal component analysis for real amounts
Vector space norm
Principal component analysis for real data
plot in 3D based on rgl
Normal quantile plots for compositions and amounts
Plots of pairwise logratio against a covariable.
Empirical variograms for compositions
Loadings of relations of two amounts
Class "rcomp"
vectorial arithmetic for datasets in a classical vector scale
Class "rmult"
Marginal compositions in real geometry
Simple treatment of real vectors
Modify parameters of compositional plots.
Compute distributions of empirical Mahalanobis distances based on
simulations
power transform of a matrix
Ploting composition into rotable tetrahedron
Reads a data file in a geoeas format
The multivariate lognormal distribution
Pairs plot method for compositions
Draws connected lines from point to point.
Amounts i.e. positive numbers analysed as objects of the real vector space
3D-plot of compositional data
Classify and summarize missing values in a dataset
Unique parametrisations for matrices.
transformations from 'mixtures' to 'compositions' classes
Transformations from 'mixtures' to 'compositions' classes
Plot a Missing Summary
Principal component analysis for Aitchison compositions
plot in 3D based on rgl
The uniform distribution on the simplex
Dirichlet distribution
Simulate count compositions without overdispersion
Aitchison Distribution
Draws straight lines.
Subsetting of compositions
vectorial arithmetic for data sets with rplus class
Summary of compositions in real geometry
Class "rplus"
inner product for datasets with vector scale
Arithmetic operations for compositions in a real geometry
Compositions as elements of the simplex embedded in the D-dimensional real space
Handling robustness issues and outliers in compositions.
Normal distributions on special spaces
Compute the global projector to the observed subspace.
Residual variance of a model
Total sum of amounts
Summarizing a compositional dataset in terms of ratios
Uncentered log transform
Empirical variograms for compositions
Variance covariance matrix of parameters in compositional regression
Artifical simulation of various kinds of missings/polluted data
Zero-replacement routine
Splitting datasets in groups given by factors
Variances and covariances of amounts and compositions
Summaries of amounts
Variation matrices of amounts and compositions
Variogram functions
Displaying amounts in scatterplots
Parallel scalar products
Printing compositional data.
Pairwise log ratio transform
Normalizing datasets by centering and scaling
Axis for ternary diagrams
Draws straight lines from point to point.
Ternary diagrams
Compositional Goodness of fit test
Compositional variogram model fitting
Standard R functions wrapped for compatibility
Activity patterns of a statistician for 20 days
Compositions and depth of 25 specimens of boxite
Animal and vegetation measurement
Composition of glaciar sediments from the Aar massif (Switzerland)
Color-size compositions of 20 clam colonies from West Bay
Color-size compositions of 20 clam colonies from East Bay
Artic lake sediment samples of different water depth
Activity patterns of a statistician for 20 days
Blood samples
Permeabilities of bayesite