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MexicanHatWavelet

可用

Mexican hat (Ricker) continuous wavelet with scale sigma

MexicanHatWavelet[]
MexicanHatWavelet[σ]
Plot[WaveletPsi[MexicanHatWavelet[1], x], {x, -5, 5}, PlotRange -> All] → -Graphics-ψ = WaveletPsi[MexicanHatWavelet[2], x] → (E^(-1/8*x^2)*(4 - x^2))/(2*Sqrt[6]*Pi^(1/4))Integrate[WaveletPsi[MexicanHatWavelet[2], x], {x, -∞, ∞}] → Integrate[(E^(-1/8*x^2)*(4 - x^2))/(2*Sqrt[6]*Pi^(1/4)), {x, -Infinity, Infinity}]
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