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. 2018 Sep 12;13(10):1047–1057. doi: 10.1093/scan/nsy076

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© The Author(s) 2018. Published by Oxford University Press.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

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Fig. 3 — Examples of IAPS images with low/high arousal (A) and negative/positive valence (V). The figure illustrates the arousal/valence index system for emotional qualities of each image.