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Localized spectral analysis
Multitaper spectral estimation (spherical cap domain) |
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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 Grünbaum 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) |
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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) |
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SHBias | Calculate the (cross-)power spectrum expectation of a windowed function. |
Other |
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SphericalCapCoef | Calculate the spherical harmonic coefficients of a spherical cap. |
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