English
Related papers

Related papers: Perturbing parameters to understand cloud contribu…

200 papers

We compare cosmological parameters from different Planck sky maps and likelihood pipelines, assessing robustness of cosmological results with respect to the choice of the latest Planck maps-likelihood combination. We show that, for the…

Cosmology and Nongalactic Astrophysics · Physics 2026-02-27 Hidde Jense , Marc Viña , Erminia Calabrese , J. Colin Hill

The probability distribution, $p(\mathrm{DM})$ of cosmic dispersion measures (DM) measured in fast radio bursts (FRBs) encodes information about both cosmology and galaxy feedback. In this work, we study the effect of feedback parameters in…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-29 Qi Guo , Khee-Gan Lee

We study how well perturbative forward modeling can constrain cosmological parameters compared to conventional analyses. We exploit the fact that in perturbation theory the field-level posterior can be computed analytically in the limit of…

Cosmology and Nongalactic Astrophysics · Physics 2024-01-31 Giovanni Cabass , Marko Simonović , Matias Zaldarriaga

We forecast the main cosmological parameter constraints achievable with the CORE space mission which is dedicated to mapping the polarisation of the Cosmic Microwave Background (CMB). CORE was recently submitted in response to ESA's fifth…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-13 Eleonora Di Valentino , Thejs Brinckmann , Martina Gerbino , Vivian Poulin , François R. Bouchet , Julien Lesgourgues , Alessandro Melchiorri , Jens Chluba , Sebastien Clesse , Jacques Delabrouille , Cora Dvorkin , Francesco Forastieri , Silvia Galli , Deanna C. Hooper , Massimiliano Lattanzi , Carlos J. A. P. Martins , Laura Salvati , Giovanni Cabass , Andrea Caputo , Elena Giusarma , Eric Hivon , Paolo Natoli , Luca Pagano , Simone Paradiso , Jose Alberto Rubino-Martin , Ana Achucarro , Peter Ade , Rupert Allison , Frederico Arroja , Marc Ashdown , Mario Ballardini , A. J. Banday , Ranajoy Banerji , Nicola Bartolo , James G. Bartlett , Soumen Basak , Jochem Baselmans , Daniel Baumann , Paolo de Bernardis , Marco Bersanelli , Anna Bonaldi , Matteo Bonato , Julian Borrill , François Boulanger , Martin Bucher , Carlo Burigana , Alessandro Buzzelli , Zhen-Yi Cai , Martino Calvo , Carla Sofia Carvalho , Gabriella Castellano , Anthony Challinor , Ivan Charles , Ivan Colantoni , Alessandro Coppolecchia , Martin Crook , Giuseppe D'Alessandro , Marco De Petris , Gianfranco De Zotti , Josè Maria Diego , Josquin Errard , Stephen Feeney , Raul Fernandez-Cobos , Simone Ferraro , Fabio Finelli , Giancarlo de Gasperis , Ricardo T. Génova-Santos , Joaquin González-Nuevo , Sebastian Grandis , Josh Greenslade , Steffen Hagstotz , Shaul Hanany , Will Handley , Dhiraj K. Hazra , Carlos Hernández-Monteagudo , Carlos Hervias-Caimapo , Matthew Hills , Kimmo Kiiveri , Ted Kisner , Thomas Kitching , Martin Kunz , Hannu Kurki-Suonio , Luca Lamagna , Anthony Lasenby , Antony Lewis , Michele Liguori , Valtteri Lindholm , Marcos Lopez-Caniego , Gemma Luzzi , Bruno Maffei , Sylvain Martin , Enrique Martinez-Gonzalez , Silvia Masi , Darragh McCarthy , Jean-Baptiste Melin , Joseph J. Mohr , Diego Molinari , Alessandro Monfardini , Mattia Negrello , Alessio Notari , Alessandro Paiella , Daniela Paoletti , Guillaume Patanchon , Francesco Piacentini , Michael Piat , Giampaolo Pisano , Linda Polastri , Gianluca Polenta , Agnieszka Pollo , Miguel Quartin , Mathieu Remazeilles , Matthieu Roman , Christophe Ringeval , Andrea Tartari , Maurizio Tomasi , Denis Tramonte , Neil Trappe , Tiziana Trombetti , Carole Tucker , Jussi Väliviita , Rien van de Weygaert , Bartjan Van Tent , Vincent Vennin , Gérard Vermeulen , Patricio Vielva , Nicola Vittorio , Karl Young , Mario Zannoni

Since the scale factor and the crossover rate significantly influence the performance of differential evolution (DE), parameter adaptation methods (PAMs) for the two parameters have been well studied in the DE community. Although PAMs can…

Neural and Evolutionary Computing · Computer Science 2020-09-29 Ryoji Tanabe

All molecular clouds are observed to be turbulent, but the origin, means of sustenance, and evolution of the turbulence remain debated. One possibility is that stellar feedback injects enough energy into the cloud to drive observed motions…

Astrophysics of Galaxies · Physics 2016-12-28 Ryan D. Boyden , Eric W. Koch , Erik W. Rosolowsky , Stella S. R. Offner

One of the greatest sources of uncertainty in future climate projections comes from limitations in modelling clouds and in understanding how different cloud types interact with the climate system. A key first step in reducing this…

Atmospheric and Oceanic Physics · Physics 2022-10-17 Valentina Zantedeschi , Fabrizio Falasca , Alyson Douglas , Richard Strange , Matt J. Kusner , Duncan Watson-Parris

A common approach to assess the performance of fire insulation panels is the component additive method (CAM). The parameters of the CAM are based on the temperature-dependent thermal material properties of the panels. These material…

Applications · Statistics 2020-01-08 P. -R. Wagner , R. Fahrni , M. Klippel , A. Frangi , B. Sudret

Cosmic microwave background anisotropies encode crucial information about the early Universe and fundamental cosmological physics. Although the standard $\Lambda$CDM model provides a successful description of cosmic evolution, persistent…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-05 Yang Han , Lu Chen , Guo-Hao Li , Pei-Yuan Xu

For systems with uncertain linear models, bounded additive disturbances and state and control constraints, a robust model predictive control algorithm incorporating online model adaptation is proposed. Sets of model parameters are…

Optimization and Control · Mathematics 2020-07-16 Xiaonan Lu , Mark Cannon , Denis Koksal-Rivet

An output feedback model predictive control (MPC) framework with adaptive tubes is proposed for linear time-invariant systems subject to parametric and additive uncertainties. An adaptive observer provides point estimates of the system…

Systems and Control · Electrical Eng. & Systems 2026-05-25 Anchita Dey , Shubhendu Bhasin

Explainable machine learning techniques have gained increasing attention in engineering applications, especially in aerospace design and analysis, where understanding how input variables influence data-driven models is essential. Partial…

The equilibrium climate sensitivity (ECS) of the CMIP6 global circulation models (GCMs) varies from 1.83 {\deg}C to 5.67 {\deg}C. Herein, 38 GCMs are grouped into three ECS classes (low, 1.80-3.00 {\deg}C; medium, 3.01-4.50 {\deg}C; high,…

Atmospheric and Oceanic Physics · Physics 2022-03-30 Nicola Scafetta

This work introduces a comprehensive approach to assess the sensitivity of model outputs to changes in parameter values, constrained by the combination of prior beliefs and data. This novel approach identifies stiff parameter combinations…

Estimating climate effects on future ocean storm severity is plagued by large uncertainties, yet for safe design and operation of offshore structures, best possible estimates of climate effects are required given available data. We explore…

Atmospheric and Oceanic Physics · Physics 2022-12-22 Kevin Ewans , Philip Jonathan

The daily cloud cycle (DCC) and its response to global warming are critical to the Earth's energy budget, but their radiative effects have not been systematically quantified. Toward this goal, here we analyze the radiation at the top of the…

Atmospheric and Oceanic Physics · Physics 2019-12-13 Jun Yin , Amilcare Porporato

The representation of cloud processes in weather and climate models is crucial for their feedback on atmospheric flows. Since there is no general macroscopic theory of clouds, the parameterization of clouds in corresponding simulation…

Atmospheric and Oceanic Physics · Physics 2018-11-29 Nikolas Porz , Martin Hanke , Manuel Baumgartner , Peter Spichtinger

Ensembles of General Circulation Models (GCMs) are the primary tools for investigating climate sensitivity, projecting future climate states, and quantifying uncertainty. GCM ensembles are subject to substantial uncertainty due to model…

Applications · Statistics 2025-07-29 Trevor Harris , Ryan Sriver

We propose a new approach to comparing simulated observations that enables us to determine the significance of the underlying physical effects. We utilize the methodology of experimental design, a subfield of statistical analysis, to…

Astrophysics of Galaxies · Physics 2015-06-18 Miayan Yeremi , Mallory Flynn , Stella Offner , Jason Loeppky , Erik Rosolowsky

We revisit a recent claim that the Earth's climate system is characterized by sensitive dependence to parameters; in particular, that the system exhibits an asymmetric, large-amplitude response to normally distributed feedback forcing. Such…

Atmospheric and Oceanic Physics · Physics 2011-01-13 Ilya Zaliapin , Michael Ghil