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fdars (version 0.3.3)

basis2fdata_2d: Reconstruct 2D Functional Data from Tensor Product Basis Coefficients

Description

Reconstructs 2D surfaces from tensor product basis coefficients.

Usage

basis2fdata_2d(
  coefs,
  argvals,
  nbasis.s,
  nbasis.t,
  type = c("bspline", "fourier")
)

Value

A 2D fdata object.

Arguments

coefs

Coefficient matrix [n x (nbasis.s * nbasis.t)].

argvals

List with two numeric vectors for s and t coordinates.

nbasis.s

Number of basis functions in s direction.

nbasis.t

Number of basis functions in t direction.

type

Basis type: "bspline" (default) or "fourier".