Spatial Functional Data Analysis


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Documentation for package ‘SpatialfdaR’ version 1.0.0

Help Pages

create.FEM.basis Create a FEM Basis with Triangular Finite Element Basis Functions
eval.FEM.basis Values of a Finite Element Functional Data Object
eval.FEM.fd Evaluate a functional data object with an FEM basis.
FEMdensity Evaluate the function value and gradient for a penalized likelihood estimate of spatial density.
insideIndex Index of the triangle containing a point.
makenodes Compute the matrix 'nodes' containing all the nodes in the mesh.
mass.FEM Compute the mass matrix for a finite element basis.
MeuseData Objects Defining Meuse River Mesh
plotFEM.fd Plots an FEM functional data object.
plotFEM.mesh Plot a finite element mesh.
randomFEMpts Generate Random Locations in a Mesh with a Specified Density
smooth.FEM.basis Construct a functional data object by smoothing spatial data distributed over a region with a complicated boundary using a roughness penalty.
smooth.FEM.density Compute a smooth FEM density surface of a triangulated region.
squareMesh Generate a Triangulation of a Square.
squareMesh_RL Generate a Triangulation of a Square.
stiff.FEM Compute the stiffness matrix for a finite element basis.
tricoefCal Compute the coefficient matrix required to test of a point is inside a triangle.
triDensity Compute the probabilities that a random location will be within one of the triangles of an FEM mesh.
triquad Set up Gaussian quadrature points and weights for a triangular domain.