Research Article
Stimulator Selection in SSVEP-Based Spatial Selective Attention Study
Figure 5
The result of PSD and topological graph. (a) PSD and topological graph of all channels at in LED mode when subject noticed 8 Hz; (b) PSD and topological graph of all channels in LCD mode when subject noticed 8 Hz; (c) PSD and topological graph of all channels in LED mode when subject noticed 12 Hz; (d) PSD and topological graph of all channels in LCD mode when subject noticed 12 Hz.
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