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Oas schwartz 16 Oas schwartz 16 Presentation Transcript

  • Open Analytics NYC 2013Measuring how usersconsume content on thewebJosh Schwartz, Chartbeat
  • About Chartbeat•  Founded in 2009•  Focused on realtime analytics•  Used by 8/10 top US publishers•  Analyzes over 1B browsing sessions per day•  Handles over 200K requests per second at daytimepeakA quick introduction
  • About me•  Background in machine learning and computervision•  Data Scientist at Chartbeat•  Currently focused on researching user engagementon the webA quick introduction
  • What on my site are visitorsactually reading?Content consumption
  • Creating new metrics for userengagement•  Research process•  Backend infrastructure•  As many insights as I can fit inThis talk
  • Event based metrics areinsufficient.Clicks measure engagementwith links, not with content.Content consumption
  • Measuring between clicks{window_top: 100,window_height: 700,doc_height: 3400,time_on_page: 90,...}
  • Counting engaged time{window_top: 100,window_height: 700,doc_height: 3400,time_on_page: 90,engaged_time: 62,...}
  • Data architectureIn-memory DB(realtime traffic)MongoDB(page-by-pagehistorical)AWS Redshift(user-by-userhistorical)
  • Where do they scroll?
  • How do they scroll?
  • Where do they engage?
  • Why does it matter?
  • Why does it matter?
  • Questions?Josh Schwartzjosh@chartbeat.com@joshuadschwartz