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Design and Prototyping of a Social Media Observatory

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Web Observatory Workshop at the International World Wide Web Conference, 2013.

Web Observatory Workshop at the International World Wide Web Conference, 2013.

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  • Are there well-defined communication behaviors that characterizethe activities of influential actors?What is the role of bridging users in facilitating informationtransfer between ideologically opposed communities?Who are the opinion leaders, and how dothey engage in frame-making and agenda-setting?
  • The polarization of political communities
  • Connect the users that communicate

Design and Prototyping of a Social Media Observatory Design and Prototyping of a Social Media Observatory Presentation Transcript

  • Design and Prototyping ofa Social Media ObservatoryKarissa McKelvey and Filippo MenczerCenter for Complex Networks and Systems ResearchSchool of Informatics and ComputingIndiana University, Bloomington1
  • Can we use social media aslaboratories for socialscience?truthy.indiana.edu 2
  • Political Polarization on Twitter Michael Conover, Jacob Ratkiewicz, Bruno Gonçalves, Alessandro Flammini& Filippo Menczer International Conference on Weblogs and Social Media 2011truthy.indiana.edu 3
  • Data “mine” ingtruthy.indiana.edu 4
  • Data “ours” ingtruthy.indiana.edu 5
  • truthy.indiana.edutruthy.indiana.edu 6
  • Design and Prototypingtruthy.indiana.edu 7
  • Social Mediatruthy.indiana.edu 8streamingsensitivevery largestructuredmultiple sources
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 9
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 10
  • Reliability• Spam and misinformationtruthy.indiana.edu 11
  • celebritiesspamastroturfpolitics12
  • Reliability• Spam and misinformation• Cleansing and tagging by social, algorithmic,or other meanstruthy.indiana.edu 13
  • truthy.indiana.edu 14
  • Reliability• Spam and misinformation• Cleansing and tagging by social, algorithmic,or other means• Sampling biastruthy.indiana.edu 15
  • Data Collection• Twitter Streaming API, random sample• August, 2010 – present• 5TB Compressed• Real-time access to data from last 9 monthsrelated to 3 themes: US Politics, SocialMovements, Newstruthy.indiana.edu 16
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 17
  • Reproducibility• Standard ontology for the storage, reference,and transfer of these datasets between users.truthy.indiana.edu 18
  • Model• Events– Post on a social media site• Users– Actors in the post– Sender, receiver, forwarder, etc• Meme– Discernable unit of information transfer– Eg, hashtag, URL, user, phrase…truthy.indiana.edu 19
  • Meme Diffusion Networkstruthy.indiana.edu 20Retweet (forward) Mention (conversation)
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 21
  • truthy.indiana.edu 22
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 23
  • truthy.indiana.edu 24
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 25
  • Open Access• A public and free -- or low-cost -- socialobservatory enables access to large-scalesocial media data analytics for non-profitendeavors.truthy.indiana.edu 26
  • API & Website• Filterable andsearchable interfaceto find memes ofinterest• Endpoints for usersto access dataprogrammatically• Visualizationstruthy.indiana.edu/apidoctruthy.indiana.edu 27
  • Design ConsiderationsReliabilityReproducibilityTopic FilteringVisualizationOpen AccessLegal Compliancetruthy.indiana.edu 28
  • Legal Compliance• Terms of Service– Tweet text– Derived datatruthy.indiana.edu 29
  • truthy.indiana.edutruthy.indiana.edu 30
  • Thanks!Papers at cnets.indiana.edu/groups/nan/truthySandro FlamminiBruno ConçalvesJacob RatkiewiczLilianWengMike ConoverJohan BollenKarissaMcKelveyPrzemek GrabowiczMark MeissAlexVespignaniAlex RudnickLucaAielloFil MenczerMohsen Jafari-AsbaghOnur VarolEmilio FerraraWednesday, September 26, 12