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Preprocessing pro Machine Learning v Pythonu

James Chapman

Curriculum Manager, DataCamp

Feature engineering pro UFO

date length_of_time desc
6/16/2013 21:00 5 minutes Sabino Canyon Tucson Arizona night UFO sighting.
9/12/2005 22:35 5 minutes Star like objects hovering in sky, slowly m...
12/31/2013 22:25 3 minutes Three orange fireballs spotted by witness in E...

 

  • Datum: atributy .dt.month nebo .dt.hour
  • Regex: \d a .group()
  • Text: tf-idf a TfidfVectorizer
Preprocessing pro Machine Learning v Pythonu

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Preprocessing pro Machine Learning v Pythonu

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