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Table 1 Summary of the proposed approaches

From: Time–frequency based feature selection for discrimination of non-stationary biosignals

  Algorithm Transformation Relevance measure
Method 1 Algorithm 1 1D–PCA ρ lc
Method 2 Algorithm 1 1D–PCA ρ su
Method 3 Algorithm 1 1D–PLS ρ lc
Method 4 Algorithm 1 1D–PLS ρ su
Method 5 Algorithm 2 2D–PCA ρ lc
Method 6 Algorithm 2 2D–PCA ρ su
Method 7 Algorithm 2 2D–PLS ρ lc
Method 8 Algorithm 2 2D–PLS ρ su