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featuretoolsについて #24

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Inazuma110 opened this issue May 6, 2021 · 1 comment

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Inazuma110 commented May 6, 2021 •

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特徴量の全パターンの組み合わせで新しく特徴量を作る(例えば四則演算など)
カテゴリごとに統計値(総和や分散など)の集計(aggregation)をする

をしてくれます．CV向上がなかったので現在は使っていません

木あるごにやるとよい

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Inazuma110 commented May 6, 2021

あんまりうまく行かなそう

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