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SpherWave (version 1.2.1)

Spherical Wavelets and SW-based Spatially Adaptive Methods

Description

This package carries out spherical wavelet transform developed by Li (1999) and Oh (1999), and implements wavelet thresholding approaches proposed by Oh and Li (2004).

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Version

Install

install.packages('SpherWave')

Monthly Downloads

5

Version

1.2.1

License

GPL (>= 2)

Maintainer

Donghoh Kim

Last Published

January 18th, 2013

Functions in SpherWave (1.2.1)

cov.comp

Computation of Covariance Matrix
ls.comp

Computation of Coefficients of Multi-scale SBF Representation
eta.comp

Calculation of Bandwidth Parameters of Poisson Kernel/SBF's
thresh.global

Global Thresholding of SW Coefficients
netlab

Bottom-Up Network Design
mrafield.comp

Decomposition of a Field
mrsfield.comp.thresh.level

Generation of Detailed Fields by Level-dependent Thresholding
grid

Generation of Grid
centerpoints

Generation of Center Points
mrsfield.comp.thresh.global

Generation of Detailed Fields by Global Thresholding
lambda.global

Global Thresholding Value
mesh

Creation of M by N grid
ridge.comp

Computation of Coefficients of Multi-scale SBF's by Ridge Regression
gg.comp

Computation of Design Matrix induced by Multi-scale SBF's for Ridge Regression
mrs.comp.thresh.global

Global Thresholding of SW Coefficients
sbf.comp

Calculation of Field and Density with Multi-sale SBF's
sw.plot

Plot of Observation, Network Design, Field, SW Coefficient, Decomposition or Reconstruction Result
bandwidth

Calculation of Bandwidth Parameter
mcov.comp

Computation of Covariance Matrix
network.design

Network Design
network

Generation of Network Levels
sbf

Extrapolation with Multi-sale SBF's
swd

Decomposition
multi-levels

Deciding the Number of Multi-Resolution Levels
temperature

The Surface Air Temperature
gcv.lambda

Calculation of Generalized Cross-validation
SpherWave

Spherical Wavelets and SW-based spatially adaptive methods
mrs.comp.thresh.level

Level-dependent Thresholding of SW Coefficients
thresh.level

Level-dependent Thresholding of SW Coefficients
msbf.comp

Calculation of an Extrapolation Field with Multiscale SBF's
coefmatrix

Computation of Coefficients of SBF and SW
ridge.diacomp

Calculation of Generalized Cross-validation
swr

Spherical Wavelet Reconstruction of `swd' Object
pk

Calculation of Normalized Poisson Kernel
SpherWave-internal

Internal SpherWave Functions
swthresh

Thresholding of Spherical Wavelet Decomposition (`swd') Object
mracoef.comp

Computation of Global and Local Coefficients of Multiscale SBF Representation
lscoef.comp

Computation of Interpolation Coefficients of Multi-scale SBF Representation