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. 2017 Sep 26;5(1):011012. doi: 10.1117/1.NPh.5.1.011012

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Published by SPIE under a Creative Commons Attribution 3.0 Unported License. Distribution or reproduction of this work in whole or in part requires full attribution of the original publication, including its DOI.

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Fig. 1 — Examples of control-cabled fiberless fNIRS systems. (a) The wearable fNIRS device from Kiguchi et al., showing the headset and control unit. This figure is taken with permission from Ref. 24. (b) The wearable fNIRS system described by Piper et al., consisting of a control unit (left), a laptop base station (middle, shown stowed into a backpack along with the control unit), and a head cap in which optical components are embedded (right). This figure is taken and modified with permission from Ref. 25. (c) The wireless EEG-fNIRS system described by Sawan et al. It is comprised of a helmet (housing the optical and EEG components), cabling, and a control unit. This figure is taken and modified with permission from Ref. 27.