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Information Seeking with Social Signals: Anatomy of aSocial Tag-based Exploratory Search Browser Ed H. Chi, Rowan Nairn Palo Alto Research Center Contact:  [email_address] Area Manager, Augmented Social Cognition Area
Social Search Survey [Evans & Chi, CSCW2008] ,[object Object],[object Object],[object Object],[object Object],[object Object]
TagSearch Exploratory Focus 3 kinds of search navigational transactional 28% 13% You know what you want and where it is You know what you want to do Existing search engines are OK informational 59% You roughly know what you want  but don’t know how to find it Difficult for existing search engines Opportunity
Research Motivation
 
MapReduce Implementation ,[object Object],[object Object],[object Object],Tags URLs P(URL|Tag) P(Tag|URL)
Use Semantic Analysis to Reduce Noise Guide Web Howto Tips Help Tools Tip Tricks Tutorial Tutorials Reference Semantic Similarity Graph
TagSearch Architecture ,[object Object],[object Object]
Baseline Interface
Exploratory Interface
Experiment Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Page Collection Tasks [6min each]
Summarization Tasks [12min each]
Procedure [2 hours] ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Results: Interaction Behaviors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Results: Page Collection Task ,[object Object],[object Object],[object Object],[object Object]
Results: Summarization Tasks ,[object Object],[object Object],[object Object],[object Object]
Results: Keyword Generation Tasks ,[object Object],[object Object]
Results: Cognitive Load ,[object Object]
Discussion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Thanks! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Research Vision Augmented Social Cognition ,[object Object],[object Object],[object Object],[object Object],[object Object],2008-11-07 Ed H. Chi  ASC Overview
Augmented Social Cognition Higher Productivity via Collective Intelligence Intelligence that emerges from the collaboration and competition of many individuals ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Collective Intelligence search sharing foraging ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Information Seeking with Social Signals: Anatomy of a Social Tag-based Exploratory Search Browser

Editor's Notes

  1. Informational search – ambiguity in query – where social search has most power
  2. Page collection task: data dependent. There are a lot of users who use delicious who are in computer related fields.