activity
20182025
most citedPrimordial Non-Gaussianity from Biased Tracers: Likelihood Analysis of Real-Space Power Spectrum and Bispectrum

78 citations · 297 across the 8 of their papers we have counts for

collaborators

9 papers

astro-ph.CO2025

Disentangling Target Lines from Interlopers and Continuum with Neural Networks: A SPHEREx Intensity Mapping Case Study

Marina S. Cagliari, Zucheng Gao, Azadeh Moradinezhad Dizgah

Line-intensity mapping (LIM) traces the large-scale distribution of matter by measuring fluctuations in aggregate line emission from unresolved galaxies and the intergalactic mediu…

astro-ph.CO2025

Correcting for interloper contamination in the power spectrum with neural networks

Marina S. Cagliari, Azadeh Moradinezhad Dizgah, Francisco Villaescusa-Navarro

Modern slitless spectroscopic surveys, such as Euclid and the Roman Space Telescope, collect vast numbers of galaxy spectra but suffer from low signal-to-noise ratios. This often l…

astro-ph.CO2022★ 32 cited

: Mock Challenge for a Forward Modeling Approach to Galaxy Clustering

ChangHoon Hahn, Michael Eickenberg, Shirley Ho +7

Simulation-Based Inference of Galaxies () is a forward modeling framework for analyzing galaxy clustering using simulation-based inference. In this work…

astro-ph.CO2022★ 30 cited

Cosmological Information in Skew Spectra of Biased Tracers in Redshift Space

Jiamin Hou, Azadeh Moradinezhad Dizgah, ChangHoon Hahn +1

Extracting the non-Gaussian information encoded in the higher-order clustering statistics of the large-scale structure is key to fully realizing the potential of upcoming galaxy su…

astro-ph.CO2021★ 35 cited

Precision Tests of CO and [CII] Power Spectra Models against Simulated Intensity Maps

Azadeh Moradinezhad Dizgah, Farnik Nikakhtar, Garrett K. Keating +1

Line intensity mapping (LIM) is an emerging technique with a unique potential to probe a wide range of scales and redshifts. Realizing the full potential of LIM, however, relies on…

astro-ph.CO2021★ 37 cited

Neutrino Properties with Ground-Based Millimeter-Wavelength Line Intensity Mapping

Azadeh Moradinezhad Dizgah, Garrett K. Keating, Kirit S. Karkare +2

Line intensity mapping (LIM) is emerging as a powerful technique to map the cosmic large-scale structure and to probe cosmology over a wide range of redshifts and spatial scales. W…

astro-ph.CO2020★ 78 cited

Primordial Non-Gaussianity from Biased Tracers: Likelihood Analysis of Real-Space Power Spectrum and Bispectrum

Azadeh Moradinezhad Dizgah, Matteo Biagetti, Emiliano Sefusatti +2

Upcoming galaxy redshift surveys promise to significantly improve current limits on primordial non-Gaussianity (PNG) through measurements of 2- and 3-point correlation functions in…

astro-ph.CO2018★ 59 cited

Line intensity mapping with [CII] and CO(1-0) as probes of primordial non-Gaussianity

Azadeh Moradinezhad Dizgah, Garrett K. Keating

Constraints on primordial non-Gaussianity (PNG) will shed light on the origin of primordial fluctuations and the physics of the early universe. The intensity mapping technique is a…

astro-ph.CO2018★ 26 cited

Probing Cosmic Origins with CO and [CII] Emission Lines

Azadeh Moradinezhad Dizgah, Garrett K. Keating, Anastasia Fialkov

Primordial non-Gaussianity is an invaluable window into the physical processes that gave rise to the cosmological structure. The presence of local shape PNG imprints a distinct sca…