Low-frequency SSVEP stimuli with 20%-pixel density can induce larger EEG and fNIRS responses.
Jiayuan MengHongzhan ZhouJinming YueHui LiuXiaoyu LiMinpeng XuDong MingPublished in: NER (2023)
Keyphrases
- low frequency
- brain computer interface
- high frequency
- evoked potentials
- brain activity
- steady state visual evoked
- frequency band
- frequency domain
- eeg data
- wavelet transform
- subband
- visual stimuli
- eeg signals
- signal processing
- discrete wavelet transform
- wavelet analysis
- electromagnetic fields
- wavelet coefficients
- high resolution
- low pass
- low and high frequency
- pixel wise
- original images
- multiresolution
- high frequency components
- pixel values
- input image
- cognitive states
- spatial domain
- feature extraction
- fusion rules
- mean shift
- image processing