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Figure 1 | BMC Research Notes

Figure 1

From: Automatic single-trial discrimination of mental arithmetic, mental singing and the no-control state from prefrontal activity: toward a three-state NIRS-BCI

Figure 1

Source-detector configuration. Source-detector configuration. Each open circle represents a source-pair comprising one 690 nm and one 830 nm source fibre, while each solid circle represents a detector. Only the source-pair/detector combinations with a separation of 3 cm were considered. "X" denotes a point of interrogation. "*" denotes the approximate FP1 and FP2 positions of the International 10-20 System.

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BMC Research Notes

ISSN: 1756-0500

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