Crowdsourced enumeration queries

  title={Crowdsourced enumeration queries},
  author={Beth Trushkowsky and Tim Kraska and Michael J. Franklin and Purnamrita Sarkar},
  journal={2013 IEEE 29th International Conference on Data Engineering (ICDE)},
Hybrid human/computer database systems promise to greatly expand the usefulness of query processing by incorporating the crowd for data gathering and other tasks. Such systems raise many implementation questions. Perhaps the most fundamental question is that the closed world assumption underlying relational query semantics does not hold in such systems. As a consequence the meaning of even simple queries can be called into question. Furthermore, query progress monitoring becomes difficult due… CONTINUE READING
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