Research Article
A Bayesian Classification Intrusion Detection Method Based on the Fusion of PCA and LDA
| (1) | Using matrix Y, calculate the intraclass divergence matrix defined as in (15) | | (2) | Using matrix Y, calculate the interclass divergence matrix defined as in (14) | | | P(i) is a prior probability, and u is a mean vector | | (3) | Perform eigenvalue decomposition on the matrix | | (4) | Take the eigenvector corresponding to the largest d eigenvalues | | (5) | Composition of a new matrix |
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