Optimize the calculation speed and logic of `InterRDF_s` to ensure that the results are consistent with `InterRDF`#5073

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Commits on Jun 29, 2025

Refactored bin index calculation in the _single_frame function of InterRDF_s to optimize redundant np.histogram calls. Additionally, divided by N in _conclude to make the computation consistent wit…
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Commits on Jul 1, 2025

Adjust the code to ensure the test passes.
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Commits on Jul 3, 2025