Data Stories
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Data Stories

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The slides that accompany my 2011 Scottish Ruby Conference talk 'Data Stories'.

The slides that accompany my 2011 Scottish Ruby Conference talk 'Data Stories'.

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Data Stories Data Stories Presentation Transcript

  • Data StoriesJeremy HinegardnerScottish Ruby Conference 2011
  • Data Analysis Anyone?
  • Other People’s Data?
  • Your Own Data?
  • Weblog dataDatabase transactionspostgres performance metrics
  • Public Data?
  • UN Statistics websitedata.gov.ukdata.govScottish Home SurveyThe GuardianIMDB
  • All 3?
  • Collective Intellectprivate customer data internal chat, email listsour internal data processing metrics, queue sizes, database queries, performance metrics.public data blogs, boards, tweets
  • I have the __DATA__!What now?
  • Scrub it.Get out your CleaningSupplies... Ruby
  • Majority of Your TimeWill be Spent CleaningThe Data.
  • Interesting DataCleaning Problems?
  • I want to hear aboutthem.
  • Cleaning IMDB
  • A whole bunch of .gzfiles.
  • Each with its ownslightly different format.
  • Extra junk around thedata.
  • ISO-8859 -> UTF8
  • Dates...
  • Black and WhiteBlack and whiteBlack & White
  • Country Inconsistencies
  • Why are we doing this?
  • To Learn SomethingNew!
  • Supercrunchers
  • Outliers
  • Freakonomics
  • Superfreakonomics
  • Science of Fear
  • OK Cupid
  • The Guardian
  • Investigation Time.
  • Internet Movie DatabaseTitle Running Times by CountryYear made Country of OriginActresses/Actors LanguageRelease Dates byCountry Production CompaniesColour Genre
  • Ruby + SQLite + R + iTerm
  • Thanks!Jeremy Hinegardnerjeremy@hinegardner.org@copiousfreetime