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Standardizer is unreasonably slow for large tables #63

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ablaom opened this issue Sep 23, 2019 · 1 comment
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Standardizer is unreasonably slow for large tables #63

ablaom opened this issue Sep 23, 2019 · 1 comment
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enhancement New feature or request

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@ablaom
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ablaom commented Sep 23, 2019

I'm pretty sure the reason for the slowdown in the current implementation is a problem with computing scitypes of large arrays - ScientificTypes #12.

The table scitype is computed both in the machine constructor (which checks compatibility of any input table with the model requirement) and in the fit method. There is no obvious workaround in the first case, but in the second we could just infer what we need from the column eltypes.

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ablaom commented Oct 17, 2019

Resolved.

@ablaom ablaom closed this as completed Oct 17, 2019
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