By Q. Ethan McCallum

ISBN-10: 1449321887

ISBN-13: 9781449321888

What is undesirable facts? a few humans examine it a technical phenomenon, like lacking values or malformed files, yet undesirable info encompasses a lot extra. during this guide, information professional Q. Ethan McCallum has collected 19 colleagues from each nook of the knowledge enviornment to bare how they’ve recovered from nasty info problems.

From cranky garage to bad illustration to faulty coverage, there are lots of paths to undesirable info. base line? undesirable info is data that will get within the way. This ebook explains potent how one can get round it.

Among the numerous issues coated, you’ll detect how to:

  • Test force your info to work out if it’s prepared for analysis
  • Work spreadsheet facts right into a usable form
  • Handle encoding difficulties that lurk in textual content data
  • Develop a winning web-scraping effort
  • Use NLP instruments to bare the true sentiment of on-line reviews
  • Address cloud computing matters that could impression your research effort
  • Avoid rules that create facts research roadblocks
  • Take a scientific method of info caliber analysis

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Bad Data Handbook: Cleaning Up The Data So You Can Get Back To Work by Q. Ethan McCallum

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