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Modeling Galaxies in Redshift Space at the Field Level

We develop an analytical forward model based on perturbation theory to predict the redshift-space galaxy overdensity at the field level given a realization of the initial conditions. We find that the residual noise between the model and simulated galaxy density has a power spectrum that is white on...

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Detalles Bibliográficos
Autores principales: Schmittfull, Marcel, Simonović, Marko, Ivanov, Mikhail M., Philcox, Oliver H.E., Zaldarriaga, Matias
Lenguaje:eng
Publicado: 2020
Materias:
Acceso en línea:https://dx.doi.org/10.1088/1475-7516/2021/05/059
http://cds.cern.ch/record/2773257