의 전체 통과 분석(예: 데이터 정규화에 사용하는 어휘나 통계 계산)을 수행할 수 있습니다. 이 분석은 학습 전
에 실행됩니다.
5.2
TFT
를 사용한 데이터 전처리
텐서플로 생태계 내에서 데이터를 전처리하는 라이브러리는
TFT
입니다.
TFDV
와 마찬가지로
TFX
프로젝트의 일부입니다.
TFT
는 이전에 생성한 데이터셋 스키마를 사용하여 파이프라인에 수집된 데이터를 처리하고
다음 두 가지 아티팩트를 출력합니다.
●
전처리한
TFRecord
형식의 학습 및 평가 데이터셋. 생성된 데이터셋은 파이프라인의
Trainer
컴포넌
트에서 사용됩니다.
●
전처리 그래프(에셋 파일 포함). 머신러닝 모델을 내보낼 때 사용합니다.
TFT
의 핵심은
preprocessing ...
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