Mobile Image Search via Local Crowd: A User Study

  title={Mobile Image Search via Local Crowd: A User Study},
  author={Yefeng Liu and Todorka Alexandrova and Tatsuo Nakajima and Vili Lehdonvirta},
  journal={2011 IEEE 17th International Conference on Embedded and Real-Time Computing Systems and Applications},
In this paper we present a on-field study for evaluating a crowd sourcing mobile social search application. With the help of the local crowd via social medias, this application assists foreign visitors in Japan by answering their image-based questions at hand in a timely fashion. We ran a controlled field experiment for 6 weeks with 55 participants. We found that the mobile crowd sourcing model demonstrated a reliable performance on response speed and response quantity: half of the requests… CONTINUE READING

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