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Add mock void

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rstiskalek 2024-10-07 11:49:21 +01:00
parent c84ab9e07b
commit fa50e62fbe
1 changed files with 21 additions and 1 deletions
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22
csiborgtools/flow/io.py
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@ -20,6 +20,7 @@ from h5py import File
from ..params import SPEED_OF_LIGHT, simname2Omega_m
from ..utils import fprint, radec_to_galactic, radec_to_supergalactic
from .flow_model import PV_LogLikelihood
from .void_model import load_void_data, mock_void, select_void_h
H0 = 100 # km / s / Mpc
@ -242,6 +243,25 @@ class DataLoader:
arr = np.empty(len(f["RA"]), dtype=dtype)
for key in f.keys():
arr[key] = f[key][:]
elif "IndranilVoidTFRMock" in catalogue:
# The name can be e.g. "IndranilVoidTFRMock_exp_34_0", where the
# first and second number are the LG observer index and random
# seed.
profile, rLG_index, seed = catalogue.split("_")[1:]
rLG_index = int(rLG_index)
seed = int(seed)
rLG, vrad_data = load_void_data(profile, "vrad")
h = select_void_h(profile)
print(f"Mock observed galaxies for LG observer with index "
f"{rLG_index} at {rLG[rLG_index] * h} Mpc / h and "
f"seed {seed}.")
mock_data = mock_void(vrad_data, rLG_index, profile, seed=seed)[0]
# Convert the dictionary to a structured array
dtype = [(key, np.float32) for key in mock_data.keys()]
arr = np.empty(len(mock_data["RA"]), dtype=dtype)
for key in mock_data.keys():
arr[key] = mock_data[key]
elif "UPGLADE" in catalogue:
with File(catalogue_fpath, 'r') as f:
dtype = [(key, np.float32) for key in f.keys()]
@ -459,7 +479,7 @@ def get_model(loader, zcmb_min=None, zcmb_max=None, mag_selection=None,
None, mag_selection, loader.rdist, loader._Omega_m, "SN",
name=kind, void_kwargs=void_kwargs,
wo_num_dist_marginalisation=wo_num_dist_marginalisation)
elif kind in ["SFI_gals", "2MTF", "SFI_gals_masked"]:
elif kind in ["SFI_gals", "2MTF", "SFI_gals_masked"] or "IndranilVoidTFRMock" in kind: # noqa
keys = ["RA", "DEC", "z_CMB", "mag", "eta", "e_mag", "e_eta"]
RA, dec, zCMB, mag, eta, e_mag, e_eta = (loader.cat[k] for k in keys)