Research Article
Parallel Computing Sparse Wavelet Feature Extraction for P300 Speller BCI
Algorithm 1
Stage 1 of EEG feature extraction.
| Input: N, a data set comprising many and | | Output: Matrix M | | Construct Matrix W | | Compute for all | | Compute for all | | Compute | | Construct Matrix M with the rows of W associated with the N largest absolute values of ω elements |
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