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Table 1
Overview and comparison of component separation algorithms.
| Characteristic | Commander-Ruler | NILC | SEVEM | SMICA |
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| Method ............... | Bayesian parameter | Internal linear | Internal template | Spectral parameter |
| estimation | combination | fitting | estimation | |
| Domain ............... | Pixel | Needlet | Pixel | Spherical harmonic |
| Channels [GHz] ............... | 30–353 | 44–857 | 30–857 | 30–857 |
| Effective beam FWHM [arcmin] ............... | ~7.4 | 5.0 | 5.0 | 5.0 |
| ℓmax ............... | none | 3200 | 3100 | 4000 |
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