Research Article
Rapid Identification of Atmospheric Gaseous Pollutants Using Fourier-Transform Infrared Spectroscopy Combined with Independent Component Analysis
Table 5
The number of iterations and running time of FastICA algorithm.
| Spectra type | No. of groups | Data points | Iteration number | Average | Running time (s) | Average (s) |
| Laboratory obtained | 1 | 6831 | 872 | 630 | 0.2631 | 0.1727 | 2 | 580 | 0.1603 | 3 | 436 | 0.0947 |
| Actual atmosphere | 1 | 830 | 121 | 112 | 0.0314 | 0.02954 | 2 | 103 | 0.0276 |
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