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. 2013 Dec 24;4:996. doi: 10.3389/fpsyg.2013.00996

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Copyright © 2013 Hooge and Camps.

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) or licensor 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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T₅₀determined from gridded AOI vs. T₅₀ determined from clustered AOIs. Each data point represents data from 48 observers in one ad. T₅₀ represents the time that is required for an AOI to attract fixations from the first unique 50% observers of the population.