fda.usc (version 1.5.0)

fdata2fd: Converts fdata class object into fd class object

Description

Converts fdata class object into fd class object using Data2fd function.

Usage

fdata2fd(fdataobj,type.basis=NULL,nbasis=NULL,nderiv=0,
lambda=NULL,...)

Arguments

fdataobj

fdata class object.

type.basis

Type of basis. A function create."type.basis".basis must exists. By default, bspline basis is used.

nbasis

Number of basis which is used in create.basis function.

nderiv

Order of derivation which is used in deriv.fd function (optional).

lambda

Weight on the smoothing operator specified by nderiv.

…

Further arguments passed to or from other methods.

Value

Return an object of the fd class.

References

Febrero-Bande, M., Oviedo de la Fuente, M. (2012). Statistical Computing in Functional Data Analysis: The R Package fda.usc. Journal of Statistical Software, 51(4), 1-28. http://www.jstatsoft.org/v51/i04/

See Also

See Also as fdata and Data2fd

Examples

# NOT RUN {
data(phoneme)
mlearn<-phoneme$learn[1,]
fdata2=fdata2fd(mlearn)
class(mlearn)
class(fdata2)
fdata3=fdata2fd(mlearn,type.basis="fourier",nbasis=7)
plot(mlearn)
lines(fdata2,col=2)
lines(fdata3,col=3)
fdata5=fdata2fd(mlearn,nderiv=1)

# }

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