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10 Pitfalls in Data Science - Data Science Meetup Kick-Off - Feb 2014
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10 Pitfalls in Data Science - Data Science Meetup Kick-Off - Feb 2014

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  • 1. 10 Pitfalls in Data Science Szilárd Pafka, PhD Chief Scientist, Epoch LA Machine Learning Meetup Data Science Track Feb 2014
  • 2. About me
  • 3. Data Science
  • 4. (Some) Pitfalls ● DS = IT project ● DS isolated from business ● Restricted access to data ● Not enough EDA/cleaning ● Data leakage ● Overfitting ● Optimizing wrong metric ● Skip model validation ● Too complex to deploy ● Poor communication
  • 5. Contact [email removed from slideshare] www.linkedin.com/in/szilard