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. 2018 Feb 9;17:22. doi: 10.1186/s12938-018-0450-3

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© The Author(s) 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided 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 Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 8 — Correlation comparison plots for ICA vs cICA. a ICA for UBFC-RPPG/SIMPLE, b cICA for UBFC-RPPG/SIMPLE, c ICA for UBFC-RPPG/REALISTIC, d cICA for UBFC-RPPG/REALISTIC, e ICA for MMSE-HR, f cICA for MMSE-HR