. Author manuscript; available in PMC: 2017 Jan 30.
Published in final edited form as: Proc ACM SIGMOD Int Conf Manag Data. 2016 Jun-Jul;2016:47–62. doi: 10.1145/2882903.2882953
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Figure 12.
Variable number of responses: (a) Dominance constraint 1, (b) Dominance constraint 2; 2 worker classes: (c) Time taken