Crowdsourcing using sis
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Crowdsourcing Using SIS. Duncan Yung. Crowdsourcing. Example: Find the lowest price of a product Distribute the task to different workers. Workers submit answers. Return the lowest price when timeout. Crowdsourcing using SIS. Example: Find the lowest price of a product

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Crowdsourcing Using SIS

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Crowdsourcing using sis

Crowdsourcing Using SIS

Duncan Yung


Crowdsourcing

Crowdsourcing

  • Example: Find the lowest price of a product

    • Distribute the task to different workers.

    • Workers submit answers.

    • Return the lowest price when timeout.


Crowdsourcing using sis1

Crowdsourcing using SIS

  • Example: Find the lowest price of a product

    • Distribute the task to different workers with the current lowest price.

    • Workers submit answers.

    • If answer < current lowest price

      • Current lowest price = answer

      • Return intermediate lowest price

    • Go back to step 1

  • Advantages of using SIS

    • Offer intermediate solution!

    • Improve solution quality by providing hints to workers!


Contributions

Contributions

  • Formal Definition of Integrative Crowdsourcing using SIS

    • Cycle 1 [enumeration, adaptation, elimination]: guard[1,2] P0 –enum<P1+adap=P2->elim-P3 where

    • Cycle 2 [concentration]: guard[2,1] P3>conc=P4 where

  • Generalize characteristics of problems that are suitable for crowdsourcing using SIS. (in the report)


Crowdsourcing using sis

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