Aggregating Labels in Crowdsourcing Data CERN Openlab Summer Students Lightning Talks Sessions Maria Priisalu › 19/08/2015.
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Aggregating Labels in Crowdsourcing Data
CERN Openlab Summer Students
Lightning Talks Sessions
Maria Priisalu
› 19/08/2015
2
Crowdsourcing
› Many workers
› Easy tasks
› Multiple answers
› Little or no prior knowledge
› Aggregate answers
19/08/2015Maria Priisalu
Note Image from Windows Clipart
3
Advantages of Crowdsourcing
› Costs less
› Faster
› Educate the worker
19/08/2014First Name and Family Name
Note: Images from Windows Clipart
4
Research in Crowdsourcing
› Hybrid systems
› Task scheduling
› Learning algorithms
› Aggregation
19/08/2015Maria Priisalu
Note: Image from Windows Clipart
6
Future (and current) work
› Aggregation of other types of labels
› Sociological aggregation
› Educating the crowdworker
19/08/2014Maria Priisalu
Note: Image from Windows Clipart
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