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Infer feature extraction settings for tsfresh #4

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MaxBenChrist opened this issue Aug 8, 2017 · 1 comment
Open

Infer feature extraction settings for tsfresh #4

MaxBenChrist opened this issue Aug 8, 2017 · 1 comment

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@MaxBenChrist
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MaxBenChrist commented Aug 8, 2017

We could use tspreprocess to infer good settings for kind_to_fc_parameters.

For example

  • if all time series have same length, we do not need to calculate the length feature
  • for autocorrelation, we could use all lags up to lets say one tenth of the maximal length, so maxlag = max(len(x))/10
  • if the time series are discrete, maybe drop the trend features
  • ...

This would allow to use tsfresh more efficiently

@nils-braun
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Hm yes - you are right in principle - however I do not know if we would save that much time here.
I think the main feature of this package would be the denoising or the resampling - this is really where people can get the much out of it.

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