Electroencephalogram grading and prognosis FPGA decoding system based on neural manifold
A manifold and EEG technology, applied in the field of EEG classification and prognostic FPGA decoding systems, can solve the problem that the neural manifold of the brain cannot be accurately found, the neural manifold cannot be reconstructed back to EEG data, and the reliability of the neural manifold cannot be ensured To solve the problems of non-linearity and other problems, achieve the effects of obvious nonlinear characteristics, reduced influence, and small size
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[0049] The neural manifold-based EEG classification and prognosis FPGA decoding system of the present invention will be described in detail below in conjunction with the accompanying drawings and embodiments, but this is not intended to limit the scope of protection of the present application.
[0050] The present invention is based on the neuromanifold-based EEG classification and prognosis FPGA decoding system, refer to the attached figure 1 , which includes: EEG acquisition device 1, FPGA decoding computing device 2, liquid crystal touch display screen 3 and stimulation device 4; wherein,
[0051] The EEG acquisition device 1 records EEG activity by using Ag-Ag-C1 scalp electrode equipment with 64 channels, a sampling rate of 1000 Hz, and a hardware filter sampling rate of 0.5-70 Hz;
[0052] The FPGA decoding calculation device 2 includes a manifold extraction subsystem 201 , a cognitive optimization parameter calculation subsystem 202 , an EEG classification processing su...
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