Port SphericalHarmonicsFilter from MATLAB to Python#1588

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copilot/add-spherical-harmonics-filter

Commits on Apr 15, 2026

Add SphericalHarmonicsFilter with convolve/multiply/rotate/from_distribution_numerical_fast

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FlorianPfaff
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Address code review: remove unnecessary np.asarray, fix z-check, add scale factor comment

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FlorianPfaff
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Support all backends for spherical harmonics filter
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Using backend more for spherical harmonics
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Fix pylint issues: use pyrecest.backend instead of numpy, suppress warnings inline

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FlorianPfaff
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Rename ambiguous loop variable l to n in convolve (E741)

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FlorianPfaff
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Fix numpy/backend tensor mixing: use array() in grid helpers and test

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FlorianPfaff
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Add JAX guard in SphericalHarmonicsDistributionComplex and skipIf in tests

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FlorianPfaff
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Add class-level @unittest.skipIf(jax) to SphericalHarmonicsDistributionComplexTest

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FlorianPfaff
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Fix duplicate imports and missing LinBoundedParticleFilter in filters/__init__.py

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FlorianPfaff
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Commits on Apr 16, 2026

Merge branch 'main' into copilot/add-spherical-harmonics-filter
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