Radio Galaxy Shape Measurement with Hamiltonian Monte Carlo in the Visibility Domain

Autor: Rivi, M., Lochner, M., Balan, S. T., Harrison, I., Abdalla, F. B.

Publikováno v: MNRAS 2019, 482(1): 1096-1109

Radio weak lensing, while a highly promising complementary probe to optical weak lensing, will require incredible precision in the measurement of galaxy shape parameters. In this paper, we extend the Bayesian Inference for Radio Observations model fi

Externí odkaz: http://arxiv.org/abs/1805.06799

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Cosmology with Phase 1 of the Square Kilometre Array: Red Book 2018: Technical specifications and performance forecasts

Autor: Bacon, DJ, Battye, RA, Bull, P, Camera, S, Ferreira, PG, Harrison, I, Parkinson, D, Pourtsidou, A, Santos, MG, Wolz, L, Abdalla, F, Akrami, Y, Alonso, D, Andrianomena, S, Ballardini, M, Bernal, JL, Bertacca, D, Bengaly, CAP, Bonaldi, A, Bonvin, C, Brown, ML, Chapman, E, Chen, S, Chen, X, Cunnington, S, Davis, TM, Dickinson, C, Fonseca, J, Grainge, K, Harper, S, Jarvis, MJ, Maartens, R, Maddox, N, Padmanabhan, H, Pritchard, JR, Raccanelli, A, Rivi, M, Roychowdhury, S, Sahlen, M, Schwarz, DJ, Siewert, TM, Viel, M, Villaescusa-Navarro, F, Xu, Y, Yamauchi, D, Zuntz, J, Group, Square Kilometre Array Cosmology Science Working

Publikováno v: Square Kilometre Array Cosmology Science Working Group, Bacon, D J & Maartens, R 2020, ' Cosmology with Phase 1 of the Square Kilometre Array Red Book 2018: technical specifications and performance forecasts ', Publications of the Astronomical Society of Australia, vol. 37, e007 . https://doi.org/10.1017/pasa.2019.51
Publ.Astron.Soc.Austral.
Publ.Astron.Soc.Austral., 2020, 37, pp.e007. ⟨10.1017/pasa.2019.51⟩
Square Kilometre Array Cosmology Science Working Group 2020, ' Cosmology with Phase 1 of the Square Kilometre Array; Red Book 2018 : Technical specifications and performance forecasts ', Publications of the Astronomical Society of Australia . https://doi.org/10.1017/pasa.2019.51
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Square Kilometre Array Cosmology Science Working Group: et al.
arXiv:1811.02743v1
We present a detailed overview of the cosmological surveys that we aim to carry out with Phase 1 of the Square Kilometre Array (SKA1) and the science that the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1a1683d6efd72e6e32da006fe9ec033c
https://hal.archives-ouvertes.fr/hal-01922056

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Accelerated 3D visualization of mock galaxy catalogues for the Dark Energy Survey

Autor: Dykes, Tim, Gheller, C., Krokos, Mel, Manera, Marc, Rivi, M.

Publikováno v: Dykes, T, Gheller, C, Krokos, M, Manera, M & Rivi, M 2017, Accelerated 3D visualization of mock galaxy catalogues for the Dark Energy Survey . in N P F Lorente, K Shortbridge & R Wayth (eds), Astronomical Data Analysis Software and Systems XXV . ASP Conference Series, vol. 512, Astronomical Society of the Pacific, pp. 491-494, ADASS XXV, Sydney, Australia, 25/10/15 . < http://www.aspbooks.org/a/volumes/article_details/?paper_id=38479 >

We present a novel implementation of the visualization code Splotch1, exploiting optimized atomic operations of modern GPU hardware found in today's heterogeneous supercomputers, and show its application to the visualization of mock galaxy catalogues

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3461::808aa81745c77c976eb1f4024c93dc6d
https://researchportal.port.ac.uk/portal/en/publications/accelerated-3d-visualization-of-mock-galaxy-catalogues-for-the-dark-energy-survey(11d470e4-f346-4205-be71-0c89efa0907c).html