Mathematical Problems in Engineering / 2020 / Article / Tab 2

Research Article

Sparse Principal Component Analysis via Fractional Function Regularity

Table 2

The parameters selection in experiments and the results, where N represents no sparse loadings of PC1 or PC2 have been obtained and NaN means not a number as the MATLAB experimental result shows. 3.5 denotes the numbers changing from the number 3.5 to 4.0 increasing by 0.1 each time.

0.0010.0100.1001.000

0.001NNNN
0.01NNNN
0.13.1NNNN
3.23.4NNNNaN
3.5NaNNaNNaNNaN

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