Decoding of Walking Imagery and Idle State Using Sparse Representation Based on fNIRS

Figure 3

(a) The arrangement of light source and detector channels, letter S represents the light source probe, letter D represents the detector probe, the line between the light source probe and detector probe represents the channel, and the number next to it represents the channel number. The numbers on the x-axis and y-axis indicate the scale. (b) Real experiment scenes.

(a)

(b)