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. 2018 Aug 29;9:1439. doi: 10.3389/fpsyg.2018.01439

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Copyright © 2018 Viengkham and Spehar.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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K-means clustering outcomes from Experiment 1. Graphs show the preference patterns characterizing each of the three K-means clusters, and the respective silhouette plots, for (A) synthetic images and (B) paintings.