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Simulation models of epidemiological, biological, ecological, and environmental processes are increasingly being calibrated using Bayesian statistics. The Bayesian approach provides simple rules to synthesise multiple data sources and to…

The reionization optical depth $\tau_{\rm reio}$ has interesting connections to existing cosmological anomalies. As first studied in the context of the Hubble tension in our previous paper, a larger $\tau_{\rm reio}$, which could be…

Cosmology and Nongalactic Astrophysics · Physics 2025-09-12 Itamar J. Allali , Lingfeng Li , Praniti Singh , JiJi Fan

The DESI year one observations can help probe new physics on cosmological scales. In light of the latest DESI BAO measurements, we constrain five popular cosmological scenarios including inflation, modified gravity, annihilating dark matter…

Cosmology and Nongalactic Astrophysics · Physics 2024-04-18 Deng Wang

Motivated by the recent baryon acoustic oscillation measurements of DESI DR2 collaboration, this works presents an extended analysis of a cosmological model based on holographic dark energy within the framework of Unimodular Gravity. We…

Cosmology and Nongalactic Astrophysics · Physics 2025-11-13 Francisco Plaza , Gabriel León , Lucila Kraiselburd

We probe four cosmological models which, potentially, can solve the Hubble tension according to the dark energy equation of state. In this context, we demonstrate that the Einstein Telescope is capable of achieving a relative accuracy below…

Cosmology and Nongalactic Astrophysics · Physics 2023-06-19 Matteo Califano , Ivan de Martino , Daniele Vernieri , Salvatore Capozziello

Using real and synthetic Type Ia SNe (SNeIa) and baryon acoustic oscillations (BAO) data representing current observations forecasts, this paper investigates the tension between those probes in the dark energy equation of state (EoS)…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-27 Celia Escamilla-Rivera , Ruth Lazkoz , Vincenzo Salzano , Irene Sendra

In the current framework, the standard parametrization of our Universe is the so-called Lambda Cold Dark Matter ({\Lambda}CDM) model. Recently, Risaliti & Lusso (2019) have shown a ~4{\sigma} tension with the {\Lambda}CDM model through a…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-07 E. Lusso , E. Piedipalumbo , G. Risaliti , M. Paolillo , S. Bisogni , E. Nardini , L. Amati

Recent advances in modeling density distributions, so-called neural density fields, can accurately describe the density distribution of celestial bodies without, e.g., requiring a shape model - properties of great advantage when designing…

Earth and Planetary Astrophysics · Physics 2023-06-01 Jonas Schuhmacher , Fabio Gratl , Dario Izzo , Pablo Gómez

The determination of the Hubble constant has been a central goal in observational astrophysics for nearly 100 years. Extraordinary progress has occurred in recent years on two fronts: the cosmic distance ladder measurements at low redshift…

Cosmology and Nongalactic Astrophysics · Physics 2014-10-14 C. L. Bennett , D. Larson , J. L. Weiland , G. Hinshaw

Relating different global neutron-star (NS) properties, such as tidal deformability and radius, or mass and radius, requires an equation of state (EoS). Determining the NS EoS is therefore not only the science goal of a variety of…

High Energy Astrophysical Phenomena · Physics 2024-06-27 P. J. Davis , H. Dinh Thi , A. F. Fantina , F. Gulminelli , M. Oertel , L. Suleiman

The study of well-being, stress and other human factors has traditionally relied on self-report instruments to assess key variables. However, concerns about potential biases in these instruments, even when thoroughly validated and…

Software Engineering · Computer Science 2025-07-08 Cristina Martinez Montes , Daniela Grassi , Nicole Novielli , Birgit Penzenstadler

The $\Lambda$CDM concordance model is very successful at describing our Universe with high accuracy and few parameters. Despite its successes, a few tensions persist; most notably, the best-fit $\Lambda$CDM model, as derived from the Planck…

Cosmology and Nongalactic Astrophysics · Physics 2020-01-08 Stéphane Ilić , Ziad Sakr , Alain Blanchard

The Dark Energy Spectroscopic Instrument (DESI) collaboration recently released the first year data of baryon acoustic oscillations (BAOs). Based on the five different tracers, the cosmological constraint shows a hint of deviation from the…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-16 X. D. Jia , J. P. Hu , S. X. Yi , F. Y. Wang

Stress is among the most commonly employed quality metrics and optimization criteria for dimension reduction projections of high dimensional data. Complex, high dimensional data is ubiquitous across many scientific disciplines, including…

Machine Learning · Computer Science 2025-11-24 Kiran Smelser , Jacob Miller , Stephen Kobourov

The Bayesian Cram\'er-Rao bound (CRB) provides a lower bound on the mean square error of any Bayesian estimator under mild regularity conditions. It can be used to benchmark the performance of statistical estimators, and provides a…

Machine Learning · Statistics 2024-09-09 Evan Scope Crafts , Xianyang Zhang , Bo Zhao

The tension between current expansion rate H$_0$ using Planck data and direct model-independent measurements in the local universe has reached a tension above 5$\sigma$ in the context of the $\Lambda$CDM model. The growing tension among…

Cosmology and Nongalactic Astrophysics · Physics 2022-05-02 Axel de la Macorra , Erick Almaraz , Joanna Garrido

Several cosmological measurements have attained significant levels of maturity and accuracy over the last decade. Continuing this trend, future observations promise measurements of the statistics of the cosmic mass distribution at an…

Astrophysics · Physics 2008-11-26 Salman Habib , Katrin Heitmann , David Higdon , Charles Nakhleh , Brian Williams

The Bayesian evidence is a key tool in model selection, allowing a comparison of models with different numbers of parameters. Its use in analysis of cosmological models has been limited by difficulties in calculating it, with current…

Cosmology and Nongalactic Astrophysics · Physics 2023-02-01 Juan Garcia-Bellido

We reemphasize that the ratio $R_{s\mu} \equiv \overline{\mathcal{B}}(B_s\to\mu\bar\mu)/\Delta M_s$ is a measure of the tension of the Standard Model (SM) with latest measurements of $\overline{\mathcal{B}}(B_s\to\mu\bar\mu)$ that does not…

High Energy Physics - Phenomenology · Physics 2021-11-18 Christoph Bobeth , Andrzej J. Buras

There is a tension between measurements of the amplitude of the power spectrum of density perturbations inferred using the Cosmic Microwave Background (CMB) and directly measured by Large-Scale Structure (LSS) on smaller scales. We show…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 Richard A. Battye , Tom Charnock , Adam Moss