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Related papers: ROMA: a map-making algorithm for polarised CMB dat…

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Planck's Cosmic Microwave Background temperature and polarization observations are the premier dataset for constraining cosmological models. Cosmic variance limited temperature at large and intermediate scales today dominates the…

Cosmology and Nongalactic Astrophysics · Physics 2023-01-18 Adrien La Posta , Umberto Natale , Erminia Calabrese , Xavier Garrido , Thibaut Louis

Future observations of cosmic microwave background (CMB) polarisation have the potential to answer some of the most fundamental questions of modern physics and cosmology. In this paper, we list the requirements for a future CMB polarisation…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 J. Delabrouille , P. de Bernardis , F. R. Bouchet , A. Achúcarro , P. A. R. Ade , R. Allison , F. Arroja , E. Artal , M. Ashdown , C. Baccigalupi , M. Ballardini , A. J. Banday , R. Banerji , D. Barbosa , J. Bartlett , N. Bartolo , S. Basak , J. J. A. Baselmans , K. Basu , E. S. Battistelli , R. Battye , D. Baumann , A. Benoît , M. Bersanelli , A. Bideaud , M. Biesiada , M. Bilicki , A. Bonaldi , M. Bonato , J. Borrill , F. Boulanger , T. Brinckmann , M. L. Brown , M. Bucher , C. Burigana , A. Buzzelli , G. Cabass , Z. -Y. Cai , M. Calvo , A. Caputo , C. -S. Carvalho , F. J. Casas , G. Castellano , A. Catalano , A. Challinor , I. Charles , J. Chluba , D. L. Clements , S. Clesse , S. Colafrancesco , I. Colantoni , D. Contreras , A. Coppolecchia , M. Crook , G. D'Alessandro , G. D'Amico , A. da Silva , M. de Avillez , G. de Gasperis , M. De Petris , G. de Zotti , L. Danese , F. -X. Désert , V. Desjacques , E. Di Valentino , C. Dickinson , J. M. Diego , S. Doyle , R. Durrer , C. Dvorkin , H. -K. Eriksen , J. Errard , S. Feeney , R. Fernández-Cobos , F. Finelli , F. Forastieri , C. Franceschet , U. Fuskeland , S. Galli , R. T. Génova-Santos , M. Gerbino , E. Giusarma , A. Gomez , J. González-Nuevo , S. Grandis , J. Greenslade , J. Goupy , S. Hagstotz , S. Hanany , W. Handley , S. Henrot-Versillé , C. Hernández-Monteagudo , C. Hervias-Caimapo , M. Hills , M. Hindmarsh , E. Hivon , D. T. Hoang , D. C. Hooper , B. Hu , E. Keihänen , R. Keskitalo , K. Kiiveri , T. Kisner , T. Kitching , M. Kunz , H. Kurki-Suonio , G. Lagache , L. Lamagna , A. Lapi , A. Lasenby , M. Lattanzi , A. M. C. Le Brun , J. Lesgourgues , M. Liguori , V. Lindholm , J. Lizarraga , G. Luzzi , J. F. Macìas-Pérez , B. Maffei , N. Mandolesi , S. Martin , E. Martinez-Gonzalez , C. J. A. P. Martins , S. Masi , M. Massardi , S. Matarrese , P. Mazzotta , D. McCarthy , A. Melchiorri , J. -B. Melin , A. Mennella , J. Mohr , D. Molinari , A. Monfardini , L. Montier , P. Natoli , M. Negrello , A. Notari , F. Noviello , F. Oppizzi , C. O'Sullivan , L. Pagano , A. Paiella , E. Pajer , D. Paoletti , S. Paradiso , R. B. Partridge , G. Patanchon , S. P. Patil , O. Perdereau , F. Piacentini , M. Piat , G. Pisano , L. Polastri , G. Polenta , A. Pollo , N. Ponthieu , V. Poulin , D. Prêle , M. Quartin , A. Ravenni , M. Remazeilles , A. Renzi , C. Ringeval , D. Roest , M. Roman , B. F. Roukema , J. -A. Rubino-Martin , L. Salvati , D. Scott , S. Serjeant , G. Signorelli , A. A. Starobinsky , R. Sunyaev , C. Y. Tan , A. Tartari , G. Tasinato , L. Toffolatti , M. Tomasi , J. Torrado , D. Tramonte , N. Trappe , S. Triqueneaux , M. Tristram , T. Trombetti , M. Tucci , C. Tucker , J. Urrestilla , J. Väliviita , R. Van de Weygaert , B. Van Tent , V. Vennin , L. Verde , G. Vermeulen , P. Vielva , N. Vittorio , F. Voisin , C. Wallis , B. Wandelt , I. Wehus , J. Weller , K. Young , M. Zannoni

High-fidelity simulations of mixing and combustion processes are generally computationally demanding and time-consuming, hindering their wide application in industrial design and optimization. The present study proposes parametric reduced…

Fluid Dynamics · Physics 2023-08-29 Chenxu Ni , Siyu Ding , Xingjian Wang

A framework is proposed that allows for a joint description and optimization of both binary polar coding and $2^m$-ary digital pulse-amplitude modulation (PAM) schemes such as multilevel coding (MLC) and bit-interleaved coded modulation…

Information Theory · Computer Science 2013-02-13 Mathis Seidl , Andreas Schenk , Clemens Stierstorfer , Johannes B. Huber

This paper presents a novel meta algorithm, Partition-Merge (PM), which takes existing centralized algorithms for graph computation and makes them distributed and faster. In a nutshell, PM divides the graph into small subgraphs using our…

Data Structures and Algorithms · Computer Science 2013-09-25 Vincent Blondel , Kyomin Jung , Pushmeet Kohli , Devavrat Shah

In this letter we propose a new hybrid code called "RM-Polar" codes. This new codes are constructed by combining the construction of Reed-Muller (RM) code and Polar code. It has much larger minimum Hamming distance than Polar codes,…

Information Theory · Computer Science 2014-07-22 Bin Li , Hui Shen , David Tse

Forthcoming cosmic microwave background (CMB) polarized anisotropy experiments have the potential to revolutionize our understanding of the Universe and fundamental physics. The sought-after, tale-telling signatures will be however…

Cosmology and Nongalactic Astrophysics · Physics 2022-05-12 Hamza El Bouhargani , Aygul Jamal , Dominic Beck , Josquin Errard , Laura Grigori , Radek Stompor

We describe here an iterative method for jointly estimating the noise power spectrum from a scanning experiment's time-ordered data, together with the maximum-likelihood map. We test the robustness of this method on simulated datasets with…

Astrophysics · Physics 2007-05-23 S. Prunet , C. B. Netterfield , E. Hivon , B. P. Crill

Interest in the study of magnetic fields and the properties of interstellar dust, explored through increasingly capable far-IR/submillimeter polarimetry, along with maturing detector technology, have set the stage for a transformative leap…

Instrumentation and Methods for Astrophysics · Physics 2025-09-03 C. Darren Dowell , Brandon S. Hensley , Marc Sauvage

We present a data analysis pipeline for CMB polarization experiments, running from multi-frequency maps to the power spectra. We focus mainly on component separation and, for the first time, we work out the covariance matrix accounting for…

Cosmology and Nongalactic Astrophysics · Physics 2010-06-14 S. Ricciardi , A. Bonaldi , P. Natoli , G. Polenta , C. Baccigalupi , E. Salerno , K. Kayabol , L. Bedini , G. De Zotti

Most cosmic microwave background experiments observe the sky along circular or near-circular scans on the celestial sphere. For such experiments, we show that simple linear systems connect the Fourier spectra of temperature and polarization…

Cosmology and Nongalactic Astrophysics · Physics 2021-08-25 Jia-Rui Li , Chunlong Li , Jie Jiang , Yi-Fu Cai , Jacques Delabrouille , Deliang Wu , Hong Li

We estimate the accuracy with which various cosmological parameters can be determined from the CMB temperature and polarization data when various galactic unpolarized and polarized foregrounds are included and marginalized using the…

Astrophysics · Physics 2009-10-31 S. Prunet , S. K. Sethi , F. R. Bouchet

A major goal of cosmology is to obtain sensitive, high resolution maps of the Cosmic Microwave Background (CMB) anisotropy. Such maps, as would be produced by the recently proposed Microwave Anisotropy Probe (MAP), will contain a wealth of…

Astrophysics · Physics 2009-10-28 Edward L. Wright , Gary Hinshaw , Charles L. Bennett

The Roman coronagraph instrument will demonstrate high-contrast imaging technology, enabling the imaging of faint debris disks, the discovery of inner dust belts, and planets. Polarization studies of debris disks provide information on dust…

Instrumentation and Methods for Astrophysics · Physics 2022-09-07 Ramya Manjunath Anche , Ewan S. Douglas , Kian Milani , Jaren Ashcraft , John H Debes

Earlier papers introduced a method of accurately estimating the angular cosmic microwave background (CMB) temperature power spectrum based on Gibbs sampling. Here we extend this framework to polarized data. All advantages of the Gibbs…

We evaluate the contribution of cosmic microwave background (CMB) polarization spectra to cosmological parameter constraints. We produce cosmological parameters using high-quality CMB polarization data from the ground-based QUaD experiment…

We extend the analysis of Gabor transforms on a Cosmic Microwave Background (CMB) temperature map (Hansen, Gorski and Hivon 2002) to polarisation. We study the temperature and polarisation power spectra on the cut sky, the so-called pseudo…

Astrophysics · Physics 2008-11-26 Frode K. Hansen , Krzysztof M. Gorski

We explore how warm-starting strategies can be integrated into scalarization-based approaches for multi-objective optimization in (mixed) integer linear programming. Scalarization methods remain widely used classical techniques to compute…

Optimization and Control · Mathematics 2025-07-30 Stephanie Riedmüller , Janina Zittel , Thorsten Koch

MADmap is a software application used to produce maximum-likelihood images of the sky from time-ordered data which include correlated noise, such as those gathered by Cosmic Microwave Background (CMB) experiments. It works efficiently on…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 C. M. Cantalupo , J. D. Borrill , A. H. Jaffe , T. S. Kisner , R. Stompor