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__init__.py
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/
__init__.py
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"""
pyshtools Global and Localized Spectral Analysis Routines.
This subpackage of pyshtools defines the following functions:
Global spectral analysis
------------------------
spectrum Calculate the spectrum of a real or complex function.
cross_spectrum Calculate the cross-spectrum of two real or complex
functions.
SHAdmitCorr Calculate the admittance and correlation spectra
of two functions.
SHConfidence Compute the probability that two sets of
spherical harmonic coefficients are correlated at
a given degree and for a given correlation coefficient.
Multitaper spectral estimation (spherical cap domain)
-----------------------------------------------------
SHMultiTaperSE Perform a localized multitaper spectral analysis.
SHMultiTaperCSE Perform a localized multitaper cross-spectral analysis.
SHLocalizedAdmitCorr Calculate the localized admittance and correlation
spectra of two functions at a given location.
SHReturnTapers Calculate the eigenfunctions of the spherical-cap
concentration problem.
SHReturnTapersM Calculate the eigenfunctions of the spherical-cap
concentration problem for a single angular order.
ComputeDm Compute the space-concentration kernel of a spherical
cap.
ComputeDG82 Compute the tridiagonal matrix of Grunbaum et al. (1982)
that commutes with the space-concentration kernel of a
spherical cap.
SHFindLWin Determine the spherical-harmonic bandwidth that is
necessary to achieve a certain concentration factor.
SHBiasK Calculate the multitaper (cross-)power spectrum
expectation of a windowed function.
SHMTCouplingMatrix Calculate the multitaper coupling matrix for a given
set of localization windows.
SHBiasAdmitCorr Calculate the expected multitaper admittance and
correlation spectra associated with the input global
cross-power spectra of two functions.
SHMTDebias Invert for the global power spectrum given a localized
multitaper spectrum estimate.
SHMTVarOpt Calculate the minimum variance and corresponding optimal
weights of a localized multitaper spectral estimate.
SHSjkPG Calculate the expectation of the product of two
functions, each multiplied by a different data taper,
for a given spherical harmonic degree and two different
angular orders.
Localization windows (arbitrary domain)
---------------------------------------
SHReturnTapersMap Calculate the eigenfunctions of the concentration
problem for an arbitrary concentration region.
SHMultiTaperMaskSE Perform a localized multitaper spectral analysis using
arbitrary windows.
SHMultiTaperMaskCSE Perform a localized multitaper cross-spectral analysis
using arbitrary windows.
SHBiasKMask Calculate the multitaper (cross-)power spectrum
expectation of a function localized by arbitrary
windows derived from a mask.
ComputeDMap Compute the space-concentration kernel of a mask
defined on the sphere.
Curve2Mask Given a set of latitude and longitude coordinates
representing a closed curve, output a gridded mask.
Localization Bias (General)
---------------------------
SHBias Calculate the (cross-)power spectrum expectation of a
windowed function.
Other
-----
SphericalCapCoef Calculate the spherical harmonic coefficients of a
spherical cap.
"""
from __future__ import absolute_import as _absolute_import
from __future__ import division as _division
from __future__ import print_function as _print_function
from ..shtools import SHAdmitCorr
from ..shtools import SHConfidence
from .spectrum import spectrum
from .cross_spectrum import cross_spectrum
from ..shtools import SHMultiTaperSE
from ..shtools import SHMultiTaperCSE
from ..shtools import SHLocalizedAdmitCorr
from ..shtools import SHReturnTapers
from ..shtools import SHReturnTapersM
from ..shtools import ComputeDm
from ..shtools import ComputeDG82
from ..shtools import SHFindLWin
from ..shtools import SHBiasK
from ..shtools import SHMTCouplingMatrix
from ..shtools import SHBiasAdmitCorr
from ..shtools import SHMTDebias
from ..shtools import SHMTVarOpt
from ..shtools import SHSjkPG
from ..shtools import SHMultiTaperMaskSE
from ..shtools import SHMultiTaperMaskCSE
from ..shtools import SHReturnTapersMap
from ..shtools import SHBiasKMask
from ..shtools import ComputeDMap
from ..shtools import Curve2Mask
from ..shtools import SHBias
from ..shtools import SphericalCapCoef