Living Reference Work Entry

Encyclopedia of Social Network Analysis and Mining

pp 1-12

Date: Latest Version

Crowdsourcing and Human Computation, Introduction

  • Matthew LeaseAffiliated withSchool of Information, University of Texas at Austin Email author 
  • , Omar AlonsoAffiliated withMicrosoft Corp., Microsoft Corp

Synonyms

Crowdsourcing; Human computation

Glossary

AC

Automatic computers

AI

Artificial intelligence

AMT

Amazon Mechanical Turk

GWAP

Games with a purpose

HIT

Human intelligence task

IR

Information retrieval

MT

Machine translation

NLP

Natural language processing

Introduction

The first computers were actually people (Grier 2005). Later, machines were built, known at the time as Automatic computers (ACs), to perform many routine computations. While such machines have continued to advance and now perform many of the routine processing tasks once delegated to people, human capabilities still continue to exceed state-of-the-art artificial intelligence (AI) on a variety of important data analysis tasks, such as those involving image (Sorokin and Forsyth 2008) and language understanding (Snow et al. 2008). Consequently, today’s Internet-based access to 24/7 online human crowds has sparked the advent of crowdsourcing (Howe 2006) and a renaissance of human computation (Quinn and Bederson 2011; Law and von Ahn 2011) ...

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