Funding for this research was provided by:
Natural Sciences and Engineering Research Council of Canada
National Science Foundation (SES-1461535)
Received: 17 July 2017
Accepted: 20 August 2018
First Online: 3 October 2018
Ethics approval and consent to participate
: Two sets of human participants were used in this research. To collect human similarity judgments, participant data were collected under Protocol #14-0680 approved by the Institutional Review Board at the University of Colorado Boulder. This protocol permits the recruitment of participants from Amazon Mechanical Turk. Before participating, individuals indicated their consent by reading and agreeing to an electronic informed consent form. Human training data were collected under Protocol #14-464 approved by Institutional Review Board at the University of Victoria. Participants were provided with an informed consent form to sign in person before participating in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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