Moreover, features E-delta/alpha_l, E-alpha_l/beta_h-ASM, and SE-theta showed an increasing trend after watching the relaxation VR scene.
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Relaxation Degree Analysis Using Frontal Electroencephalogram Under Virtual Reality Relaxation Scenes.
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The sentences
Ten features were found from significantly changed features, as was shown in Figure 8 , to have consistency differences after watching the VR relaxation scenes, which meant the EEG feature values of all the 26 participants showed an increasing or a decreasing trend after watching the VR scene for each participant.