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. 2018 Jun 7;32(10):1563–1573. doi: 10.1038/s41433-018-0135-y

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© The Author(s) 2018

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 2 — Example of eye gaze movements for three different visual field points which were all “seen” and a normal visual field plot. a Blue lines represent eye gaze movements made every 20 ms. Red lines represent a change in fixation (saccade) detected by SVOP. b A normal visual field plot (with all points “seen”). The three numbered points (highlighted with red arrows and circles) correspond to the fixation changes numbered in a