A New Approach to Separate Haemodynamic Signals for Brain-Computer Interface Using Independent Component Analysis and Least Squares

<table>Schematic illustration of five-layered slab human head model and multidistance optode configuration. S is the photon source, and D1 and D2 are detectors.</table>

Journal of Spectroscopy

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Figure 1

Figure 1: A New Approach to Separate Haemodynamic Signals for Brain-Computer Interface Using Independent Component Analysis and Least Squares 