Cover Image

Sample Variance Denoising in Cylindrical 21-cm Power Spectra

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Breitman, Daniela, Mesinger, Andrei, Murray, Steven G., Acharya, Anshuman
Format:	Preprint
Published:	2025
Subjects:	Cosmology and Nongalactic Astrophysics
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

21cmEMUv3: a hybrid diffusion-LSTM emulator of 21cmFAST summary observables
by: Breitman, Daniela, et al.
Published: (2026)

21cmEMU: an emulator of 21cmFAST summary observables
by: Breitman, Daniela, et al.
Published: (2023)

The EDGES measurement disfavors an excess radio background during the cosmic dawn
by: Cang, Junsong, et al.
Published: (2024)

How informative are summaries of the cosmic 21-cm signal?
by: Prelogović, David, et al.
Published: (2024)

Detecting galaxy-21-cm cross-correlation during reionization
by: Gagnon-Hartman, Samuel, et al.
Published: (2025)

Efficient simulation of discrete galaxy populations and associated radiation fields during the first billion years
by: Davies, James E., et al.
Published: (2025)

Cosmic variance suppression in radiation-hydrodynamic modeling of the reionization-era 21-cm signal
by: Acharya, Anshuman, et al.
Published: (2023)

21cmSense v2: A modular, open-source 21cm sensitivity calculator
by: Murray, Steven G., et al.
Published: (2024)

21cm signal sensitivity to dark matter decay
by: Facchinetti, Gaétan, et al.
Published: (2023)

Inferring IGM parameters from the redshifted 21-cm Power Spectrum using Artificial Neural Networks
by: Choudhury, Madhurima, et al.
Published: (2024)

Prospects of FRBs and Large Scale 21 cm Power Spectra in Constraining the Epoch of Reionization
by: Maity, Barun
Published: (2024)

Impact of Calibration and Position Errors on Astrophysical Parameters of the HI 21cm Signal
by: Tripathi, Anshuman, et al.
Published: (2025)

Global 21 cm signal: a promising probe of primordial features
by: Naik, Suvedha Suresh, et al.
Published: (2025)

Exploring Machine Learning Regression Models for Advancing Foreground Mitigation and Global 21cm Signal Parameter Extraction
by: Tripathi, Anshuman, et al.
Published: (2025)

Variance-aware model discrimination with the Sunyaev-Zel'dovich effect of the 21 cm background (SZE-21cm)
by: Takalana, Charles Mpho
Published: (2026)

Revised LOFAR upper limits on the 21-cm signal power spectrum at $\mathbf{z\approx9.1}$ using Machine Learning and Gaussian Process Regression
by: Acharya, Anshuman, et al.
Published: (2024)

Deep learning approach for identification of HII regions during reionization in 21-cm observations -- II. foreground contamination
by: Bianco, Michele, et al.
Published: (2023)

Extracting the Global 21-cm signal from Cosmic Dawn and Epoch of Reionization in the presence of Foreground and Ionosphere
by: Tripathi, Anshuman, et al.
Published: (2024)

POLAR-II: modeling star formation history of galaxies on the 21-cm signal from Epoch of Reionization
by: Ma, Qing-Bo, et al.
Published: (2026)

Exploring the effect of different cosmologies on the Epoch of Reionization 21-cm signal with POLAR
by: Acharya, Anshuman, et al.
Published: (2024)

Probing the intergalactic medium during the Epoch of Reionization using 21-cm signal power spectra
by: Ghara, Raghunath, et al.
Published: (2024)

The Impact of Cosmic Variance on Inferences of Global Neutral Fraction Derived from Ly$α$ Luminosity Functions During Reionization
by: Bruton, Sean, et al.
Published: (2023)

Comparing sampling techniques to chart parameter space of 21 cm Global signal with Artificial Neural Networks
by: Tripathi, Anshuman, et al.
Published: (2024)

Inferring reionization and galaxy properties from the patchy kinetic Sunyaev-Zel'dovich signal
by: Nikolić, Ivan, et al.
Published: (2023)

Impacts and Statistical Mitigation of Missing Data on the 21cm Power Spectrum: A Case Study with the Hydrogen Epoch of Reionization Array
by: Chen, Kai-Feng, et al.
Published: (2024)

The importance of stochasticity in determining galaxy emissivities and UV LFs during cosmic dawn and reionization
by: Nikolić, Ivan, et al.
Published: (2024)

Evidence of Ultra-faint Radio Frequency Interference in Deep 21~cm Epoch of Reionization Power Spectra with the Murchison Widefield Array
by: Wilensky, Michael J., et al.
Published: (2023)

Inferring astrophysical parameters using the 2D cylindrical power spectrum from reionisation
by: Greig, Bradley, et al.
Published: (2024)

Direct reconstruction of the Reionization history from 21cm 2D Power Spectra
by: Pietschke, Yannic, et al.
Published: (2025)

Exploring the High-Redshift 21-cm Signal via Self-Consistent Simulations using Artificial Neural Network Emulation
by: Feathers, Colton R., et al.
Published: (2026)

Constraining Statistical Isotropy using 21cm Power Spectrum and Bispectrum
by: Joshi, Bhuwan, et al.
Published: (2025)

21cmFirstCLASS II. Early linear fluctuations of the 21cm signal
by: Flitter, Jordan, et al.
Published: (2023)

Exploring the Model Dependence of MCMC-Based 21 cm Power Spectrum Parameter Constraints
by: Berklas, August, et al.
Published: (2025)

Exploring the role of the halo mass function for inferring astrophysical parameters during reionisation
by: Greig, Bradley, et al.
Published: (2024)

The Evolving Power Spectrum for the light cone Epoch of Reionization (EoR) 21-cm signal
by: Pramanick, Suman, et al.
Published: (2025)

Reconstruction of Reionization Histories from 21 cm Power-Spectrum Evolution with Artificial Neural Networks
by: Wang, Yu-Le, et al.
Published: (2026)

Foreground Mitigation and Power Spectrum Analysis for Tianlai Full-Sky 21 cm Survey Observation
by: Deng, Yikai, et al.
Published: (2026)

LIMFAST. III. Timing Cosmic Reionization with the 21 cm and Near-Infrared Backgrounds
by: Sun, Guochao, et al.
Published: (2024)

Analyzing the 21cm forest with Wavelet Scattering Transform: Insight into non-Gaussian features of the 21cm forest
by: Shimabukuro, Hayato, et al.
Published: (2025)

Nonlinear reconstruction of 21cm global signal from 21cm power spectrum with artificial neural networks
by: Shimabukuro, Hayato
Published: (2024)