TABLE 2. Comparison with Joint NMF Model.
| Different methods | Average correlation | Time cost | ||
|---|---|---|---|---|
| X1_WH1 | X2_WH2 | X3_WH3 | ||
| JNMF | 0.91 | 0.87 | 0.98 | 62s |
| Sparse ICA | 0.87 | 0.88 | 0.99 | 1.4s |
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