On combining estimated and analytic covariance matrices
Fuente:
arXiv
Saved in:
| Main Authors: | Heavens, Alan, Whiteway, Lorne, Sellentin, Elena |
|---|---|
| Format: | Preprint |
| Published: |
2026
|
| Subjects: | |
| Online Access: | |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
Similar Items
Almanac: HMC sampling with bounded velocity
by: Lafaurie, Javier Silva, et al.
Published: (2026)
by: Lafaurie, Javier Silva, et al.
Published: (2026)
Field-level inference of $H_0$ from simulated type Ia supernovae in a local Universe analogue
by: Tsaprazi, Eleni, et al.
Published: (2025)
by: Tsaprazi, Eleni, et al.
Published: (2025)
Almanac: MCMC-based signal extraction of power spectra and maps on the sphere
by: Sellentin, E., et al.
Published: (2023)
by: Sellentin, E., et al.
Published: (2023)
The exact non-Gaussian weak lensing likelihood: A framework to calculate analytic likelihoods for correlation functions on masked Gaussian random fields
by: Oehl, Veronika, et al.
Published: (2024)
by: Oehl, Veronika, et al.
Published: (2024)
Learned harmonic mean estimation of the Bayesian evidence with normalizing flows
by: Polanska, Alicja, et al.
Published: (2024)
by: Polanska, Alicja, et al.
Published: (2024)
Stage IV baryonic feedback correction for non-Gaussianity inference
by: Grandón, Daniela, et al.
Published: (2024)
by: Grandón, Daniela, et al.
Published: (2024)
Super sample covariance and the volume scaling of galaxy survey covariance matrices
by: Schreiner, Greg, et al.
Published: (2024)
by: Schreiner, Greg, et al.
Published: (2024)
Denoising clustering covariance matrices with Rotational Invariant Estimators
by: Farina, Antonio, et al.
Published: (2026)
by: Farina, Antonio, et al.
Published: (2026)
Bayesian Model Selection with an Application to Cosmology
by: Gigiberia, Nikoloz
Published: (2025)
by: Gigiberia, Nikoloz
Published: (2025)
Cluster gravitational redshifts: uncertainties and survey requirements
by: Tsaprazi, Eleni, et al.
Published: (2026)
by: Tsaprazi, Eleni, et al.
Published: (2026)
KiDS+VIKING-450 cosmology with Bayesian hierarchical model redshift distributions
by: Kyriacou, George T., et al.
Published: (2026)
by: Kyriacou, George T., et al.
Published: (2026)
1.8 per cent measurement of $H_0$ from Cepheids alone
by: Stiskalek, Richard, et al.
Published: (2025)
by: Stiskalek, Richard, et al.
Published: (2025)
Semi-analytical covariance matrices for two-point correlation function for DESI 2024 data
by: Rashkovetskyi, M., et al.
Published: (2024)
by: Rashkovetskyi, M., et al.
Published: (2024)
An analytic approximation to the covariance between pre- and post-reconstruction galaxy two-point statistics
by: Maus, M., et al.
Published: (2026)
by: Maus, M., et al.
Published: (2026)
Coverage is not enough: Frequentist tests of simulation-based inference for primordial non-Gaussianity
by: Alokda, Toka, et al.
Published: (2026)
by: Alokda, Toka, et al.
Published: (2026)
Efficient prior sensitivity analysis for Bayesian model comparison
by: Hu, Zixiao, et al.
Published: (2026)
by: Hu, Zixiao, et al.
Published: (2026)
Distribution-free uncertainty quantification for inverse problems: application to weak lensing mass mapping
by: Leterme, Hubert, et al.
Published: (2024)
by: Leterme, Hubert, et al.
Published: (2024)
Variational Inference for Acceleration of SN Ia Photometric Distance Estimation with BayeSN
by: Uzsoy, Ana Sofía M., et al.
Published: (2024)
by: Uzsoy, Ana Sofía M., et al.
Published: (2024)
Global structure of the time delay likelihood
by: Kroupa, Namu, et al.
Published: (2026)
by: Kroupa, Namu, et al.
Published: (2026)
A semi-analytic estimate for the effective sound speed counterterm in the EFTofLSS
by: Nascimento, Caio, et al.
Published: (2024)
by: Nascimento, Caio, et al.
Published: (2024)
Beyond general relativity: probing gravity with gravitational redshifts
by: Tsaprazi, Eleni, et al.
Published: (2025)
by: Tsaprazi, Eleni, et al.
Published: (2025)
FLAMINGO: Baryonic effects on the weak lensing scattering transform
by: Marinichenko, Mariia, et al.
Published: (2025)
by: Marinichenko, Mariia, et al.
Published: (2025)
A plug-and-play approach with fast uncertainty quantification for weak lensing mass mapping
by: Leterme, Hubert, et al.
Published: (2026)
by: Leterme, Hubert, et al.
Published: (2026)
The causal structure of galactic astrophysics
by: Desmond, Harry, et al.
Published: (2025)
by: Desmond, Harry, et al.
Published: (2025)
Fast and robust Bayesian Inference using Gaussian Processes with GPry
by: Gammal, Jonas El, et al.
Published: (2022)
by: Gammal, Jonas El, et al.
Published: (2022)
Fewer simulations, sharper covariances: Reducing mock covariance noise with Zeldovich approximation control variates
by: Hadzhiyska, Boryana, et al.
Published: (2026)
by: Hadzhiyska, Boryana, et al.
Published: (2026)
The distribution of Bayes' ratio
by: Amendola, Luca, et al.
Published: (2024)
by: Amendola, Luca, et al.
Published: (2024)
Euclid: The linear-construction covariance and cosmology
by: Lindholm, V., et al.
Published: (2026)
by: Lindholm, V., et al.
Published: (2026)
Analytical and EZmock covariance validation for the DESI 2024 results
by: Forero-Sánchez, Daniel, et al.
Published: (2024)
by: Forero-Sánchez, Daniel, et al.
Published: (2024)
Maximum A Posteriori Ly-alpha Estimator (MAPLE): Band-power and covariance estimation of the 3D Ly-alpha forest power spectrum
by: Horowitz, Benjamin, et al.
Published: (2024)
by: Horowitz, Benjamin, et al.
Published: (2024)
Testing gravitational physics by combining DESI DR1 and weak lensing datasets using the E_G estimator
by: Rauhut, S. J., et al.
Published: (2025)
by: Rauhut, S. J., et al.
Published: (2025)
The 2-point correlation function covariance with fewer mocks
by: Trusov, Svyatoslav, et al.
Published: (2023)
by: Trusov, Svyatoslav, et al.
Published: (2023)
Testing the Constancy of Type Ia Supernova Luminosities with Gaussian Process
by: Rana, Akshay
Published: (2025)
by: Rana, Akshay
Published: (2025)
Replicating weak-lensing summary-statistic covariances with normalizing flows
by: Armijo, Joaquin, et al.
Published: (2026)
by: Armijo, Joaquin, et al.
Published: (2026)
Redshift evolution and covariances for joint lensing and clustering studies with DESI Y1
by: Yuan, Sihan, et al.
Published: (2024)
by: Yuan, Sihan, et al.
Published: (2024)
An efficient model of cosmology dependence in the covariance matrix of the matter power spectrum
by: Steele, Theodore, et al.
Published: (2026)
by: Steele, Theodore, et al.
Published: (2026)
On approximations of the redshift-space bispectrum and power spectrum multipoles covariance matrix
by: Novell-Masot, Sergi, et al.
Published: (2023)
by: Novell-Masot, Sergi, et al.
Published: (2023)
Modelling the covariance matrix for the power spectra before and after the BAO reconstruction
by: Zhao, Ruiyang, et al.
Published: (2024)
by: Zhao, Ruiyang, et al.
Published: (2024)
Euclid preparation. LXXXIX. Accurate and precise data-driven angular power spectrum covariances
by: Euclid Collaboration, et al.
Published: (2025)
by: Euclid Collaboration, et al.
Published: (2025)
Fourth-order galaxy-galaxy-lensing: Theoretical framework and direct estimation
by: Oel, Jonathan, et al.
Published: (2026)
by: Oel, Jonathan, et al.
Published: (2026)
Similar Items
-
Almanac: HMC sampling with bounded velocity
by: Lafaurie, Javier Silva, et al.
Published: (2026) -
Field-level inference of $H_0$ from simulated type Ia supernovae in a local Universe analogue
by: Tsaprazi, Eleni, et al.
Published: (2025) -
Almanac: MCMC-based signal extraction of power spectra and maps on the sphere
by: Sellentin, E., et al.
Published: (2023) -
The exact non-Gaussian weak lensing likelihood: A framework to calculate analytic likelihoods for correlation functions on masked Gaussian random fields
by: Oehl, Veronika, et al.
Published: (2024) -
Learned harmonic mean estimation of the Bayesian evidence with normalizing flows
by: Polanska, Alicja, et al.
Published: (2024)