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feature-engineering

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nni
featuretools
gsheni
gsheni commented Sep 9, 2021
  • With Featuretools 1.0.0 we add a dataframe to an EntitySet with the following:
es = ft.EntitySet('new_es')

es.add_dataframe(dataframe=orders_df,
                 dataframe_name='orders',
                 index='order_id',
                 time_index='order_date')

Improvement

  • However, you could also change the EntitySet setter to add it with this approach:
es = ft.Ent
nossrannug
nossrannug commented Dec 9, 2021

Is your feature request related to a problem? Please describe.
I have a framework that handles the offline store. It creates the tables, indexes, reads data from different data sources, does some transformations, and then inserts into the offline store. As a part of this, I can construct the entities, feature views, feature services, etc, a instance of the ParsedRepo class for Feast. What I n

mljar-supervised
feature_engine
solegalli
solegalli commented Dec 17, 2021

The transformer should create computations over windows of past values of the features, and populate them at time t, t being the time of the forecast.

It uses pandas rolling, outputs several comptutations, mean, max, std, etc, and pandas shift to move the computations to the right row.

tmp = (data[variables]
       .rolling(window='3H').mean()  # Average the last 3 hr values.
       .
evalml

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