Enhance numerical stability of Savitzky-Golay coefficient computation. - #1

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MothNik wants to merge 11 commits into

WarrenWeckesser:mainfrom

Commits on Jun 20, 2024

python/scipy/savgol-precision:
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98e9ee3

Commits on Jun 22, 2024

enhances speed of stabilized Savitzky-Golay coefficient computation by avoiding the explicit computation of the pseudoinverse
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3555e9b

Commits on Jun 23, 2024

replaced custom SVD-logic for row correction of the pseudoinverse with `np.linalg.lstsq`
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de949ba
- removed the intermediate function to apply the pseudoinverse correction for the super stabilised Savitzky Golay coefficients
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75bfd57
replaced SciPy `float_factorial` by `math.factorial` for the correction coefficients of the super stabilised Savitzky Golay coefficients. It does not provide any benefit and `math.factorial` is mor…
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49a040c

Commits on Jun 30, 2024

Commits on Jul 1, 2024

Commits on Apr 29, 2025