Table 3.
Fisher-forecast 68.3% CL marginalised uncertainties on primordial feature parameters, relative to their corresponding fiducial values, using Euclid GCsp bispectrum.
| P | B | P+B | |
|---|---|---|---|
| Pessimistic setting kmax = 0.25 h Mpc−1 | |||
| Alin | 23% | 16% | 13% |
| ωlin | 4.1% | 2.1% | 1.7% |
| ϕlin | 0.11 | – | 0.049 |
 |
– | 31 | 31 |
 |
– | 4.9 | 4.9 |
| Alog | 25% | 17% | 13% |
| ωlog | 4.7% | 2.9% | 2.4% |
| ϕlog | 0.053 | – | 0.026 |
 |
– | 33 | 32 |
 |
– | 5.2 | 5.1 |
| Optimistic setting (kmax = 0.3 h Mpc−1) | |||
| Alin | 23% | 12% | 11% |
| ωlin | 3.6% | 1.4% | 1.2% |
 |
0.10 | – | 0.039 |
 |
– | 29 | 29 |
 |
– | 4.6 | 4.6 |
| Alog | 25% | 13% | 11% |
| ωlog | 4.7% | 2.2% | 2.0% |
| ϕlog | 0.052 | – | 0.023 |
 |
– | 30 | 30 |
 |
– | 4.8 | 4.8 |
Notes. We show results for LIN and LOG models in the pessimistic and optimistic settings in the case, using the Euclid GCsp bispectrum and the joint power spectrum+bispectrum signal.
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