Functional Data Analysis

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Documentation for package ‘fda’ version 2.4.8

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A B C D E F G H I K L M N O P Q R S T V W Z misc

fda-package Functional Data Analysis in R

-- A --

AmpPhaseDecomp Decomposition for Amplitude and Phase Variation
argvalsy.swap Swap argvals with y if the latter is simpler.
arithmetic.basisfd Arithmatic on functional basis objects
arithmetic.fd Arithmetic on functional data ('fd') objects
as.array3 Reshape a vector or array to have 3 dimensions.
as.fd Convert a spline object to class 'fd'
as.fd.fdSmooth Convert a spline object to class 'fd'
as.fd.function Convert a spline object to class 'fd'
as.fd.smooth.spline Convert a spline object to class 'fd'
as.POSIXct1970 as.POXIXct for number of seconds since the start of 1970.
axesIntervals Mark Intervals on a Plot Axis
axisIntervals Mark Intervals on a Plot Axis

-- B --

basisfd.product Product of two basisfd objects
bifd Create a bivariate functional data object
bifdPar Define a Bivariate Functional Parameter Object
boxplot.fd Functional Boxplots
boxplot.fdPar Functional Boxplots
boxplot.fdSmooth Functional Boxplots
bsplinepen B-Spline Penalty Matrix
bsplineS B-spline Basis Function Values

-- C --

CanadianWeather Canadian average annual weather cycle
cca.fd Functional Canonical Correlation Analysis
center.fd Center Functional Data
checkDim3 Compare dimensions and dimnames of arrays
checkDims3 Compare dimensions and dimnames of arrays
checkLogical Does an argument satisfy required conditions?
checkLogicalInteger Does an argument satisfy required conditions?
checkNumeric Does an argument satisfy required conditions?
coef.fd Extract functional coefficients
coef.fdPar Extract functional coefficients
coef.fdSmooth Extract functional coefficients
coef.Taylor Extract functional coefficients
coefficients.fd Extract functional coefficients
coefficients.fdPar Extract functional coefficients
coefficients.fdSmooth Extract functional coefficients
coefficients.Taylor Extract functional coefficients
constraintCheck Support functions for lmWinsor
cor.fd Correlation matrix from functional data object(s)
CRAN Test if running as CRAN
create.basis Create Basis Set for Functional Data Analysis
create.bspline.basis Create a B-spline Basis
create.bspline.irregular Create a B-spline Basis
create.constant.basis Create a Constant Basis
create.exponential.basis Create an Exponential Basis
create.fourier.basis Create a Fourier Basis
create.monomial.basis Create a Monomial Basis
create.polygonal.basis Create a Polygonal Basis
create.power.basis Create a Power Basis Object
CSTR Continuously Stirred Tank Reactor
CSTR2 Continuously Stirred Tank Reactor
CSTR2in Continuously Stirred Tank Reactor
CSTRfitLS Continuously Stirred Tank Reactor
CSTRfn Continuously Stirred Tank Reactor
CSTRres Continuously Stirred Tank Reactor
CSTRsse Continuously Stirred Tank Reactor
cycleplot.fd Plot Cycles for a Periodic Bivariate Functional Data Object

-- D --

daily Canadian average annual weather cycle
Data2fd Create a functional data object from data
dateAccessories Numeric and character vectors to facilitate working with dates
day.5 Numeric and character vectors to facilitate working with dates
dayOfYear Numeric and character vectors to facilitate working with dates
dayOfYearShifted Numeric and character vectors to facilitate working with dates
daysPerMonth Numeric and character vectors to facilitate working with dates
density.fd Compute a Probability Density Function
deriv.fd Compute a Derivative of a Functional Data Object
df.residual.fRegress Degress of Freedom for Residuals from a Functional Regression
df2lambda Convert Degrees of Freedom to a Smoothing Parameter Value
dirs Get subdirectories

-- E --

Eigen Eigenanalysis preserving dimnames
eigen.pda Stability Analysis for Principle Differential Analysis
eval.basis Values of Basis Functions or their Derivatives
eval.bifd Values a Two-argument Functional Data Object
eval.fd Values of a Functional Data Object
eval.monfd Values of a Monotone Functional Data Object
eval.penalty Evaluate a Basis Penalty Matrix
eval.posfd Evaluate a Positive Functional Data Object
evaldiag.bifd Evaluate the Diagonal of a Bivariate Functional Data Object
expon Exponential Basis Function Values
exponentiate.fd Powers of a functional data ('fd') object
exponpen Exponential Penalty Matrix

-- F --

fbplot Functional Boxplots
fd2list Convert a univariate functional data object to s list
fda Functional Data Analysis in R
fdaMatlabPath Add 'fdaM' to the Matlab path
fdlabels Extract plot labels and names for replicates and variables
fdPar Define a Functional Parameter Object
file.copy2 Copy a file with a default 'to' name
fitted.fdSmooth Values of a Functional Data Object
fitted.monfd Values of a Monotone Functional Data Object
fitted.posfd Evaluate a Positive Functional Data Object
fourier Fourier Basis Function Values
fourierpen Fourier Penalty Matrix
Fperm.fd Permutation F-test for functional linear regression.
fRegress Functional Regression Analysis
fRegress.character Functional Regression Analysis
fRegress.CV Computes Cross-validated Error Sum of Integrated Squared Errors for a Functional Regression Model
fRegress.fd Functional Regression Analysis
fRegress.fdPar Functional Regression Analysis
fRegress.formula Functional Regression Analysis
fRegress.numeric Functional Regression Analysis
fRegress.stderr Compute Standard errors of Coefficient Functions Estimated by Functional Regression Analysis
Fstat.fd F-statistic for functional linear regression.

-- G --

gait Hip and knee angle while walking
geigen Generalized eigenanalysis
getbasismatrix Values of Basis Functions or their Derivatives
getbasispenalty Evaluate a Roughness Penalty Matrix
getbasisrange Extract the range from a basis object
growth Berkeley Growth Study data

-- H --

handwrit Cursive handwriting samples
handwritTime Cursive handwriting samples

-- I --

infantGrowth Tibia Length for One Baby
inprod Inner products of Functional Data Objects.
inprod.bspline Compute Inner Products B-spline Expansions.
int2Lfd Convert Integer to Linear Differential Operator
intensity.fd Intensity Function for Point Process
is.basis Confirm Object is Class "Basisfd"
is.eqbasis Confirm that two objects of class "Basisfd" are identical
is.fd Confirm Object has Class "fd"
is.fdPar Confirm Object has Class "fdPar"
is.fdSmooth Confirm Object has Class "fdSmooth"
is.Lfd Confirm Object has Class "Lfd"

-- K --

knots.basisfd Extract the knots from a function basis or data object
knots.fd Extract the knots from a function basis or data object
knots.fdSmooth Extract the knots from a function basis or data object

-- L --

lambda2df Convert Smoothing Parameter to Degrees of Freedom
lambda2gcv Compute GCV Criterion
landmark.reg.expData Experiment data for landmark registration and alignment
landmarkreg Landmark Registration of Functional Observations
Lfd Define a Linear Differential Operator Object
lines.fd Add Lines from Functional Data to a Plot
lines.fdSmooth Add Lines from Functional Data to a Plot
linmod Fit Fully Functional Linear Model
lip Lip motion
lipmarks Lip motion
liptime Lip motion
lmeWinsor Winsorized Regression with mixed effects
lmWinsor Winsorized Regression
lmWinsor1 Support functions for lmWinsor
lmWinsor2 Support functions for lmWinsor

-- M --

matplot Plot Columns of Matrices
matplot.Date Plot Columns of Matrices
matplot.default Plot Columns of Matrices
matplot.POSIXct Plot Columns of Matrices
mean.fd Mean of Functional Data
melanoma melanoma 1936-1972
minus.fd Arithmetic on functional data ('fd') objects
monfn Evaluates a monotone function
monomial Evaluate Monomial Basis
monomialpen Evaluate Monomial Roughness Penalty Matrix
monthAccessories Numeric and character vectors to facilitate working with dates
monthBegin.5 Numeric and character vectors to facilitate working with dates
monthEnd Numeric and character vectors to facilitate working with dates
monthEnd.5 Numeric and character vectors to facilitate working with dates
monthLetters Numeric and character vectors to facilitate working with dates
monthMid Numeric and character vectors to facilitate working with dates
MontrealTemp Montreal Daily Temperature

-- N --

nondurables Nondurable goods index
norder Order of a B-spline
norder.basisfd Order of a B-spline
norder.bspline Order of a B-spline
norder.default Order of a B-spline
norder.fd Order of a B-spline

-- O --

objAndNames Add names to an object
odesolv Numerical Solution mth Order Differential Equation System
onechild growth in height of one 10-year-old boy

-- P --

pca.fd Functional Principal Components Analysis
pda.fd Principal Differential Analysis
pda.overlay Stability Analysis for Principle Differential Analysis
phaseplanePlot Phase-plane plot
pinch pinch force data
pinchraw pinch force data
pinchtime pinch force data
plot.basisfd Plot a Basis Object
plot.cca.fd Plot Functional Canonical Correlation Weight Functions
plot.fd Plot a Functional Data Object
plot.fdPar Plot a Functional Data Object
plot.fdSmooth Plot a Functional Data Object
plot.Lfd Plot a Linear Differential Operator Object
plot.lmWinsor lmWinsor plot
plot.pca.fd Plot Functional Principal Components
plot.pda.fd Plot Principle Differential Analysis Components
plotbeta Plot a functional parameter object with confidence limits
plotfit.fd Plot a Functional Data Object With Data
plotfit.fdSmooth Plot a Functional Data Object With Data
plotreg.fd Plot the results of the registration of a set of curves
plotscores Plot Principal Component Scores
plus.fd Arithmetic on functional data ('fd') objects
polyg Polygonal Basis Function Values
polygpen Polygonal Penalty Matrix
powerbasis Power Basis Function Values
powerpen Power Penalty Matrix
ppBspline Convert a B-spline function to piece-wise polynomial form
predict.basisfd Values of Basis Functions or their Derivatives
predict.fd Values of a Functional Data Object
predict.fdPar Values of a Functional Data Object
predict.fdSmooth Values of a Functional Data Object
predict.fRegress Predict method for Functional Regression
predict.lmeWinsor Predict method for Winsorized linear model fits with mixed effects
predict.lmWinsor Predict method for Winsorized linear model fits
predict.monfd Values of a Monotone Functional Data Object
predict.posfd Evaluate a Positive Functional Data Object
project.basis Approximate Functional Data Using a Basis

-- Q --

quadset Quadrature points and weights for Simpson's rule

-- R --

readHMD Download data from the Human Mortality Database (HMD)
refinery Reflux and tray level in a refinery
ReginaPrecip Regina Daily Precipitation
register.fd Register Functional Data Objects Using a Continuous Criterion
register.fd0 Correct for initial position error between functional data objects.
register.newfd Register Functional Data Objects with Pre-Computed Warping Functions
residuals.fdSmooth Values of a Functional Data Object
residuals.fRegress Residuals from a Functional Regression
residuals.monfd Values of a Monotone Functional Data Object
residuals.posfd Evaluate a Positive Functional Data Object

-- S --

sampleData Experiment data for landmark registration and alignment
sd.fd Standard Deviation of Functional Data
seabird Sea Bird Counts
smooth.basis Construct a functional data object by smoothing data using a roughness penalty
smooth.basis1 Construct a functional data object by smoothing data using a roughness penalty
smooth.basis2 Construct a functional data object by smoothing data using a roughness penalty
smooth.basis3 Construct a functional data object by smoothing data using a roughness penalty
smooth.basisPar Smooth Data Using a Directly Specified Roughness Penalty
smooth.bibasis Smooth a discrete surface over a rectangular lattice
smooth.fd Smooth a Functional Data Object Using an Indirectly Specified Roughness Penalty
smooth.fdPar Smooth a functional data object using a directly specified roughness penalty
smooth.monotone Monotone Smoothing of Data
smooth.morph Estimates a Smooth Warping Function
smooth.pos Smooth Data with a Positive Function
StatSciChinese Statistical Science in Chinese
std.fd Standard Deviation of Functional Data
stddev.fd Standard Deviation of Functional Data
stdev.fd Standard Deviation of Functional Data
sum.fd Sum of Functional Data
summary.basisfd Summarize a Functional Data Object
summary.bifd Summarize a Bivariate Functional Data Object
summary.fd Summarize a Functional Data Object
summary.fdPar Summarize a Functional Parameter Object
summary.Lfd Summarize a Linear Differential Operator Object
svd2 singular value decomposition with automatic error handling
symsolve solve(A, B) where A is symmetric

-- T --

TaylorSpline Taylor representation of a B-Spline
TaylorSpline.fd Taylor representation of a B-Spline
TaylorSpline.fdPar Taylor representation of a B-Spline
TaylorSpline.fdSmooth Taylor representation of a B-Spline
times.fd Arithmetic on functional data ('fd') objects
tperm.fd Permutation t-test for two groups of functional data objects.

-- V --

var.fd Variance, Covariance, and Correlation Surfaces for Functional Data Object(s)
varmx Rotate a Matrix of Component Loadings using the VARIMAX Criterion
varmx.cca.fd Rotation of Functional Canonical Components with VARIMAX
varmx.pca.fd Rotation of Functional Principal Components with VARIMAX Criterion
vec2Lfd Make a Linear Differential Operator Object from a Vector

-- W --

weeks Numeric and character vectors to facilitate working with dates
wtcheck Check a vector of weights

-- Z --

zerofind Does the range of the input contain 0?

-- misc --

*.basisfd Product of two basisfd objects
*.fd Arithmetic on functional data ('fd') objects
+.fd Arithmetic on functional data ('fd') objects
-.fd Arithmetic on functional data ('fd') objects
==.basisfd Arithmatic on functional basis objects
^.fd Powers of a functional data ('fd') object